{"id":1695,"date":"2021-08-02T15:14:30","date_gmt":"2021-08-02T07:14:30","guid":{"rendered":"https:\/\/egonlin.com\/?p=1695"},"modified":"2022-02-07T17:49:47","modified_gmt":"2022-02-07T09:49:47","slug":"%e7%bd%91%e7%bb%9c%e5%92%8c%e5%b9%b6%e5%8f%91%e7%bc%96%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=1695","title":{"rendered":"\u7f51\u7edc\u548c\u5e76\u53d1\u7f16\u7a0b"},"content":{"rendered":"<h1>\u7f51\u7edc\u548c\u5e76\u53d1\u7f16\u7a0b<\/h1>\n<h2>1.python\u7684\u5e95\u5c42\u7f51\u7edc\u4ea4\u4e92\u6a21\u5757\u6709\u54ea\u4e9b?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\nsocket, urllib,urllib3 , requests, grab, pycurl\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>2.\u7b80\u8ff0OSI\u4e03\u5c42\u534f\u8bae\u3002<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u5e94\u7528\u5c42\uff1aHTTP\uff0cFTP\uff0cNFS\n\n\u8868\u793a\u5c42\uff1aTelnet\uff0cSNMP\n\n\u4f1a\u8bdd\u5c42\uff1aSMTP\uff0cDNS\n\n\u4f20\u8f93\u5c42\uff1aTCP\uff0cUDP\n\n\u7f51\u7edc\u5c42\uff1aIP\uff0cICMP\uff0cARP\uff0c\n\n\u6570\u636e\u94fe\u8def\u5c42\uff1aEthernet\uff0cPPP\uff0cPDN\uff0cSLIP\uff0cFDDI\n\n\u7269\u7406\u5c42\uff1aIEEE 802.1A\uff0cIEEE 802.11\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>3.\u4ec0\u4e48\u662fC\/S\u548cB\/S\u67b6\u6784?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u8f6f\u4ef6\u7cfb\u7edf\u4f53\u7cfb\u7ed3\u6784:\nC\/S\u4f53\u7cfb\u7ed3\u6784:\n\u6307\u7684\u662f\u5ba2\u6237\u7aef\/\u670d\u52a1\u7aef    \u4f8b\u5982;QQ\n\nB(browser)\/S\u4f53\u7cfb\u7ed3\u6784:\n\u6307\u7684\u662f\u6d4f\u89c8\u5668\/\u670d\u52a1\u7aef      \u4f8b\u598212306(\u7f51\u7ad9);\u8d2d\u7269\u7f51\u7ad9\n\n\u4e24\u8005\u533a\u522b:\nC\/S :\u4f18\u70b9:\u4ea4\u4e92\u6027\u597d,\u5bf9\u670d\u52a1\u5668\u538b\u529b\u5c0f,\u5b89\u5168 ;\u7f3a\u70b9:\u670d\u52a1\u5668\u66f4\u65b0\u65f6\u9700\u8981\u540c\u6b65\u66f4\u65b0\u5ba2\u6237\u7aef\nB\/S:\u4f18\u70b9:\u4e0d\u9700\u8981\u66f4\u65b0\u5ba2\u6237\u7aef   \u7f3a\u70b9:\u4ea4\u4e92\u6027\u5dee,\u5b89\u5168\u6027\u4f4e\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>4.\u7b80\u8ff0TCP\u4e09\u6b21\u63e1\u624b\u3001\u56db\u6b21\u6325\u624b\u7684\u6d41\u7a0b\u3002<\/h2>\n<p>\u4e09\u6b21\u63e1\u624b\u8fc7\u7a0b\uff1a<\/p>\n<pre><code class=\"language-python\">1\u9996\u5148\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u7aef\u53d1\u9001\u4e00\u4e2a\u5e26\u6709SYN \u6807\u5fd7\uff0c\u4ee5\u53ca\u968f\u673a\u751f\u6210\u7684\u5e8f\u53f7100(0\u5b57\u8282)\u7684\u62a5\u6587\n2\u670d\u52a1\u7aef\u6536\u5230\u62a5\u6587\u540e\u8fd4\u56de\u4e00\u4e2a\u62a5\u6587(SYN200(0\u5b57\u8282)\uff0cACk1001(\u5b57\u8282+1))\u7ed9\u5ba2\u6237\u7aef\n3\u5ba2\u6237\u7aef\u518d\u6b21\u53d1\u9001\u5e26\u6709ACk\u6807\u5fd7201(\u5b57\u8282+)\u5e8f\u53f7\u7684\u62a5\u6587\u7ed9\u670d\u52a1\u7aef\n\u81f3\u6b64\u4e09\u6b21\u63e1\u624b\u8fc7\u7a0b\u7ed3\u675f\uff0c\u5ba2\u6237\u7aef\u5f00\u59cb\u5411\u670d\u52a1\u7aef\u53d1\u9001\u6570\u636e\u3002\n1\u5ba2\u6237\u7aef\u5411\u670d\u52a1\u7aef\u53d1\u8d77\u8bf7\u6c42\uff1a\u6211\u60f3\u7ed9\u4f60\u901a\u4fe1\uff0c\u4f60\u51c6\u5907\u597d\u4e86\u4e48\uff1f\n2\u670d\u52a1\u7aef\u6536\u5230\u8bf7\u6c42\u540e\u56de\u5e94\u5ba2\u6237\u7aef\uff1aI&#039;ok\uff0c\u4f60\u51c6\u5907\u597d\u4e86\u4e48\n3\u5ba2\u6237\u7aef\u793c\u8c8c\u7684\u518d\u6b21\u56de\u4e00\u4e0b\u5ba2\u6237\u7aef\uff1a\u51c6\u5907\u5c31\u7eea\uff0c\u54b1\u4eec\u5f00\u59cb\u901a\u4fe1\u5427\uff01\n\u6574\u4e2a\u8fc7\u7a0b\u8ddf\u6253\u7535\u8bdd\u7684\u8fc7\u7a0b\u4e00\u6a21\u4e00\u6837:1\u5582\uff0c\u4f60\u5728\u54172\u5728\uff0c\u6211\u8bf4\u7684\u4f60\u542c\u5f97\u5230\u4e0d3\u6069\uff0c\u542c\u5f97\u5230(\u63a5\u4e0b\u6765\u8bf7\n\u5f00\u59cb\u4f60\u7684\u8868\u6f14)\n\u8865\u5145\uff1aSYN\uff1a\u8bf7\u6c42\u8be2\u95ee\uff0cACk\uff1a\u56de\u590d\uff0c\u56de\u5e94\u3002<\/code><\/pre>\n<p>\u56db\u6b21\u6325\u624b\u8fc7\u7a0b\uff1a<\/p>\n<pre><code class=\"language-python\">\u7531\u4e8eTCP\u8fde\u63a5\u662f\u53ef\u4ee5\u53cc\u5411\u901a\u4fe1\u7684\uff08\u5168\u53cc\u5de5\uff09\uff0c\u56e0\u6b64\u6bcf\u4e2a\u65b9\u5411\u90fd\u5fc5\u987b\u5355\u72ec\u8fdb\u884c\u5173\u95ed\uff08\u8fd9\u53e5\u8bdd\u624d\u662f\n\u7cbe\u8f9f\uff0c\u540e\u9762\u56db\u4e2a\u6325\u624b\u8fc7\u7a0b\u90fd\u662f\u5176\u5177\u4f53\u5b9e\u73b0\u7684\u8bed\u8a00\u63cf\u8ff0\uff09\n\u56db\u6b21\u6325\u624b\u8fc7\u7a0b\uff0c\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u90fd\u53ef\u4ee5\u5148\u5f00\u59cb\u65ad\u5f00\u8fde\u63a5\n1\u5ba2\u6237\u7aef\u53d1\u9001\u5e26\u6709fin\u6807\u8bc6\u7684\u62a5\u6587\u7ed9\u670d\u52a1\u7aef\uff0c\u8bf7\u6c42\u901a\u4fe1\u5173\u95ed\n2\u670d\u52a1\u7aef\u6536\u5230\u4fe1\u606f\u540e\uff0c\u56de\u590dACK\u7b54\u5e94\u5173\u95ed\u5ba2\u6237\u7aef\u901a\u4fe1(\u8fde\u63a5)\u8bf7\u6c42\n3\u670d\u52a1\u7aef\u53d1\u9001\u5e26\u6709fin\u6807\u8bc6\u7684\u62a5\u6587\u7ed9\u5ba2\u6237\u7aef\uff0c\u4e5f\u8bf7\u6c42\u5173\u95ed\u901a\u4fe1\n4\u5ba2\u6237\u7aef\u56de\u5e94ack\u7ed9\u670d\u52a1\u7aef\uff0c\u7b54\u5e94\u5173\u95ed\u670d\u52a1\u7aef\u7684\u901a\u4fe1(\u8fde\u63a5)\u8bf7\u6c42<\/code><\/pre>\n<h2>5.\u4ec0\u4e48\u662farp\u534f\u8bae?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\nARP\u534f\u8bae\uff0c\u5168\u79f0\u201cAddress Resolution Protocol\u201d,\u4e2d\u6587\u540d\u662f\u5730\u5740\u89e3\u6790\u534f\u8bae\uff0c\u4f7f\u7528ARP\u534f\u8bae\u53ef\u5b9e\u73b0\u901a\u8fc7IP\u5730\u5740\u83b7\u5f97\u5bf9\u5e94\u4e3b\u673a\u7684\u7269\u7406\u5730\u5740\uff08MAC\u5730\u5740\uff09\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>6.TCP\u548cUDP\u7684\u533a\u522b?\u4e3a\u4f55\u57fa\u4e8etcp\u534f\u8bae\u7684\u901a\u4fe1\u6bd4\u57fa\u4e8eudp\u534f\u8bae\u7684\u901a\u4fe1\u66f4\u53ef\u9760?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n# TCP\u548cUDP\u7684\u533a\u522b?\n&#039;&#039;&#039;\n1\u3001TCP\u9762\u5411\u8fde\u63a5\uff08\u5982\u6253\u7535\u8bdd\u8981\u5148\u62e8\u53f7\u5efa\u7acb\u8fde\u63a5\uff09;UDP\u662f\u65e0\u8fde\u63a5\u7684\uff0c\u5373\u53d1\u9001\u6570\u636e\u4e4b\u524d\u4e0d\u9700\u8981\u5efa\u7acb\u8fde\u63a5\n2\u3001TCP\u63d0\u4f9b\u53ef\u9760\u7684\u670d\u52a1\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u901a\u8fc7TCP\u8fde\u63a5\u4f20\u9001\u7684\u6570\u636e\uff0c\u65e0\u5dee\u9519\uff0c\u4e0d\u4e22\u5931\uff0c\u4e0d\u91cd\u590d\uff0c\u4e14\u6309\u5e8f\u5230\u8fbe;UDP\u5c3d\u6700\u5927\u52aa\u529b\u4ea4\u4ed8\uff0c\u5373\u4e0d\u4fdd\u8bc1\u53ef\u9760\u4ea4\u4ed8\n3\u3001TCP\u9762\u5411\u5b57\u8282\u6d41\uff0c\u5b9e\u9645\u4e0a\u662fTCP\u628a\u6570\u636e\u770b\u6210\u4e00\u8fde\u4e32\u65e0\u7ed3\u6784\u7684\u5b57\u8282\u6d41;UDP\u662f\u9762\u5411\u62a5\u6587\u7684\nUDP\u6ca1\u6709\u62e5\u585e\u63a7\u5236\uff0c\u56e0\u6b64\u7f51\u7edc\u51fa\u73b0\u62e5\u585e\u4e0d\u4f1a\u4f7f\u6e90\u4e3b\u673a\u7684\u53d1\u9001\u901f\u7387\u964d\u4f4e\uff08\u5bf9\u5b9e\u65f6\u5e94\u7528\u5f88\u6709\u7528\uff0c\u5982IP\u7535\u8bdd\uff0c\u5b9e\u65f6\u89c6\u9891\u4f1a\u8bae\u7b49\uff09\n4\u3001\u6bcf\u4e00\u6761TCP\u8fde\u63a5\u53ea\u80fd\u662f\u70b9\u5230\u70b9\u7684;UDP\u652f\u6301\u4e00\u5bf9\u4e00\uff0c\u4e00\u5bf9\u591a\uff0c\u591a\u5bf9\u4e00\u548c\u591a\u5bf9\u591a\u7684\u4ea4\u4e92\u901a\u4fe1\n5\u3001TCP\u9996\u90e8\u5f00\u950020\u5b57\u8282;UDP\u7684\u9996\u90e8\u5f00\u9500\u5c0f\uff0c\u53ea\u67098\u4e2a\u5b57\u8282\n6\u3001TCP\u7684\u903b\u8f91\u901a\u4fe1\u4fe1\u9053\u662f\u5168\u53cc\u5de5\u7684\u53ef\u9760\u4fe1\u9053\uff0cUDP\u5219\u662f\u4e0d\u53ef\u9760\u4fe1\u9053\n&#039;&#039;&#039;\n\n# \u4e3a\u4f55\u57fa\u4e8etcp\u534f\u8bae\u7684\u901a\u4fe1\u6bd4\u57fa\u4e8eudp\u534f\u8bae\u7684\u901a\u4fe1\u66f4\u53ef\u9760\uff1f\n&#039;&#039;&#039;\ntcp:\u53ef\u9760 \u5bf9\u65b9\u7ed9\u4e86\u786e\u8ba4\u6536\u5230\u4fe1\u606f\uff0c\u624d\u53d1\u4e0b\u4e00\u4e2a\uff0c\u5982\u679c\u6ca1\u6536\u5230\u786e\u8ba4\u4fe1\u606f\u5c31\u91cd\u53d1\nudp:\u4e0d\u53ef\u9760 \u4e00\u76f4\u53d1\u6570\u636e\uff0c\u4e0d\u9700\u8981\u5bf9\u65b9\u56de\u5e94\n&#039;&#039;&#039;\n<\/code><\/pre>\n<h2>7.\u4ec0\u4e48\u662f\u5c40\u57df\u7f51\u548c\u5e7f\u57df\u7f51?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u4e24\u8005\u8303\u56f4\u4e0d\u4e00\u6837:\n        \u5c40\u57df\u7f51\u5c31\u662f\u5728\u56fa\u5b9a\u7684\u4e00\u4e2a\u5730\u7406\u533a\u57df\u5185\u75312\u53f0\u4ee5\u4e0a\u7684\u7535\u8111\u7528\u7f51\u7ebf\u548c\u5176\u4ed6\u7f51\u7edc\u8bbe\u5907\u642d\u5efa\u800c\u6210\u7684\u4e00\u4e2a\u5c01\u95ed\u7684\u8ba1\u7b97\u673a\u7ec4\uff0c\u8303\u56f4\u5728\u51e0\u5343\u7c73\u4ee5\u5185\uff1b\n        \u5e7f\u57df\u7f51\u662f\u4e00\u79cd\u5730\u57df\u8de8\u5ea6\u975e\u5e38\u5927\u7684\u7f51\u7edc\u96c6\u5408\uff0c\u8303\u56f4\u5728\u51e0\u5341\u516c\u91cc\u5230\u51e0\u5343\u516c\u91cc\u3002\n\n\u4e24\u8005\u7684IP\u5730\u5740\u8bbe\u7f6e\u4e0d\u4e00\u6837:\n        \u5c40\u57df\u7f51\u91cc\u9762\uff0c\u5fc5\u987b\u5728\u7f51\u7edc\u4e0a\u6709\u4e00\u4e2a\u552f\u4e00\u7684IP\u5730\u5740\uff0c\u8fd9\u4e2aIP\u5730\u5740\u662f\u552f\u4e00\u7684\uff0c\u5728\u53e6\u5916\u4e00\u4e2a\u5c40\u57df\u7f51\uff0c\u8fd9\u4e2aIP\u5730\u5740\u4ecd\u7136\u80fd\u591f\u4f7f\u7528\u3002\n        \u5e7f\u57df\u7f51\u4e0a\u7684\u6bcf\u4e00\u53f0\u7535\u8111\uff08\u6216\u5176\u4ed6\u7f51\u7edc\u8bbe\u5907\uff09\u90fd\u6709\u4e00\u4e2a\u6216\u591a\u4e2a\u5e7f\u57df\u7f51IP\u5730\u5740\uff0c\u800c\u4e14\u4e0d\u80fd\u91cd\u590d\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>8.\u4ec0\u4e48\u662fsocket?\u7b80\u8ff0\u57fa\u4e8etcp\u534f\u8bae\u7684\u5957\u63a5\u5b57\u901a\u4fe1\u6d41\u7a0b\u3002<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n        Socket\u662f\u5e94\u7528\u5c42\u4e0eTCP\/IP\u534f\u8bae\u65cf\u901a\u4fe1\u7684\u4e2d\u95f4\u8f6f\u4ef6\u62bd\u8c61\u5c42\uff0c\u5b83\u662f\u4e00\u7ec4\u63a5\u53e3\u3002\u5728\u8bbe\u8ba1\u6a21\u5f0f\u4e2d\uff0cSocket\u5176\u5b9e\u5c31\u662f\u4e00\u4e2a\u95e8\u9762\u6a21\u5f0f\uff0c\u5b83\u628a\u590d\u6742\u7684TCP\/IP\u534f\u8bae\u65cf\u9690\u85cf\u5728Socket\u63a5\u53e3\u540e\u9762\uff0c\u5bf9\u7528\u6237\u6765\u8bf4\uff0c\u4e00\u7ec4\u7b80\u5355\u7684\u63a5\u53e3\u5c31\u662f\u5168\u90e8\u3002\n\n\u670d\u52a1\u7aef:\n        \u521b\u5efasocket\u5bf9\u8c61\uff0c\u7ed1\u5b9aip\u7aef\u53e3bind(),  \u8bbe\u7f6e\u6700\u5927\u94fe\u63a5\u6570listen(),  accept()\u4e0e\u5ba2\u6237\u7aef\u7684connect()\u521b\u5efa\u53cc\u5411\u7ba1\u9053\uff0c send(), recv(),close()\n\n\u5ba2\u6237\u7aef:\n        \u521b\u5efasocket\u5bf9\u8c61\uff0cconnect()\u4e0e\u670d\u52a1\u7aefaccept()\u521b\u5efa\u53cc\u5411\u7ba1\u9053, send(),recv(),close()\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>9.\u4ec0\u4e48\u662f\u7c98\u5305? socket\u4e2d\u9020\u6210\u7c98\u5305\u7684\u539f\u56e0\u662f\u4ec0\u4e48? \u54ea\u4e9b\u60c5\u51b5\u4f1a\u53d1\u751f\u7c98\u5305\u73b0\u8c61?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u7c98\u5305:\n        \u6570\u636e\u7c98\u5728\u4e00\u8d77\uff0c\u4e3b\u8981\u56e0\u4e3a\uff1a\u63a5\u6536\u65b9\u4e0d\u77e5\u9053\u6d88\u606f\u4e4b\u95f4\u7684\u754c\u9650\uff0c\u4e0d\u77e5\u9053\u4e00\u6b21\u6027\u63d0\u53d6\u591a\u5c11\u5b57\u8282\u7684\u6570\u636e\u9020\u6210\u7684\u6570\u636e\u91cf\u6bd4\u8f83\u5c0f\uff0c\u65f6\u95f4\u95f4\u9694\u6bd4\u8f83\u77ed\uff0c\u5c31\u5408\u5e76\u6210\u4e86\u4e00\u4e2a\u5305\uff0c\u8fd9\u662f\u5e95\u5c42\u7684\u4e00\u4e2a\u4f18\u5316\u7b97\u6cd5\uff08Nagle\u7b97\u6cd5\uff09\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>10.IO\u591a\u8def\u590d\u7528\u7684\u4f5c\u7528?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n        I\/O\u591a\u8def\u590d\u7528\u662f\u7528\u4e8e\u63d0\u5347\u6548\u7387\uff0c\u5355\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u540c\u65f6\u76d1\u542c\u591a\u4e2a\u7f51\u7edc\u8fde\u63a5IO\u3002\n\n\u4e3e\u4f8b:\n        \u901a\u8fc7\u4e00\u79cd\u673a\u5236\uff0c\u53ef\u4ee5\u76d1\u89c6\u591a\u4e2a\u6587\u4ef6\u63cf\u8ff0\u7b26\uff0c\u4e00\u65e6\u63cf\u8ff0\u7b26\u5c31\u7eea\uff08\u8bfb\u5c31\u7eea\u548c\u5199\u5c31\u7eea\uff09\uff0c\u80fd\u901a\u77e5\u7a0b\u5e8f\u8fdb\u884c\u76f8\u5e94\u7684\u8bfb\u5199\u64cd\u4f5c\uff0cI\/O\u591a\u8def\u590d\u7528\u907f\u514d\u963b\u585e\u5728io\u4e0a\uff0c\u539f\u672c\u4e3a\u591a\u8fdb\u7a0b\u6216\u591a\u7ebf\u7a0b\u6765\u63a5\u6536\u591a\u4e2a\u8fde\u63a5\u7684\u6d88\u606f\u53d8\u4e3a\u5355\u8fdb\u7a0b\u6216\u5355\u7ebf\u7a0b\u4fdd\u5b58\u591a\u4e2asocket\u7684\u72b6\u6001\u540e\u8f6e\u8be2\u5904\u7406\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>11.\u4ec0\u4e48\u662f\u9632\u706b\u5899\u4ee5\u53ca\u4f5c\u7528?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n        \u5728\u4e92\u8054\u7f51\u4e0a\u9632\u706b\u5899\u662f\u4e00\u79cd\u975e\u5e38\u6709\u6548\u7684\u7f51\u7edc\u5b89\u5168\u6a21\u578b\uff0c\u901a\u8fc7\u5b83\u53ef\u4ee5\u9694\u79bb\u98ce\u9669\u533a\u57df(\u5373Internet\u6216\u6709\u4e00\u5b9a\u98ce\u9669\u7684\u7f51\u7edc)\u4e0e\u5b89\u5168\u533a\u57df(\u5c40\u57df\u7f51)\u7684\u8fde\u63a5\uff0c\u540c\u65f6\u4e0d\u4f1a\u59a8\u788d\u4eba\u4eec\u5bf9\u98ce\u9669\u533a\u57df\u7684\u8bbf\u95ee\u3002\u6240\u4ee5\u5b83\u4e00\u822c\u8fde\u63a5\u5728\u6838\u5fc3\u4ea4\u6362\u673a\u4e0e\u5916\u7f51\u4e4b\u95f4\u3002\n\n        1.\u8fc7\u6ee4\u8fdb\u51fa\u7f51\u7edc\u7684\u6570\u636e \n        2.2.\u7ba1\u7406\u8fdb\u51fa\u8bbf\u95ee\u7f51\u7edc\u7684\u884c\u4e3a \n        3.3.\u5c01\u5835\u67d0\u4e9b\u7981\u6b62\u4e1a\u52a1 \n        4.4.\u8bb0\u5f55\u901a\u8fc7\u9632\u706b\u5899\u4fe1\u606f\u5185\u5bb9\u548c\u6d3b\u52a8 \n        5.5.\u5bf9\u7f51\u7edc\u653b\u51fb\u68c0\u6d4b\u548c\u544a\u8b66\n\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>12.select\u3001poll\u3001epoll\u6a21\u578b\u7684\u533a\u522b?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n        I\/O\u591a\u8def\u590d\u7528\u7684\u672c\u8d28\u5c31\u662f\u7528select\/poll\/epoll\uff0c\u53bb\u76d1\u542c\u591a\u4e2asocket\u5bf9\u8c61\uff0c\u5982\u679c\u5176\u4e2d\u7684socket\u5bf9\u8c61\u6709\u53d8\u5316\uff0c\u53ea\u8981\u6709\u53d8\u5316\uff0c\u7528\u6237\u8fdb\u7a0b\u5c31\u77e5\u9053\u4e86\u3002\n\n        select\u662f\u4e0d\u65ad\u8f6e\u8be2\u53bb\u76d1\u542c\u7684socket\uff0csocket\u4e2a\u6570\u6709\u9650\u5236\uff0c\u4e00\u822c\u4e3a1024\u4e2a\uff1b\n\n        poll\u8fd8\u662f\u91c7\u7528\u8f6e\u8be2\u65b9\u5f0f\u76d1\u542c\uff0c\u53ea\u4e0d\u8fc7\u6ca1\u6709\u4e2a\u6570\u9650\u5236\uff1b\n\n        epoll\u5e76\u4e0d\u662f\u91c7\u7528\u8f6e\u8be2\u65b9\u5f0f\u53bb\u76d1\u542c\u4e86\uff0c\u800c\u662f\u5f53socket\u6709\u53d8\u5316\u65f6\u901a\u8fc7\u56de\u8c03\u7684\u65b9\u5f0f\u4e3b\u52a8\u544a\u77e5\u7528\u6237\u8fdb\u7a0b\u3002\n\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>13.\u7b80\u8ff0\u8fdb\u7a0b\u3001\u7ebf\u7a0b\u3001\u534f\u7a0b\u7684\u533a\u522b\u4ee5\u53ca\u5e94\u7528\u573a\u666f?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n1.\u8fdb\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u8d44\u6e90\u5206\u914d\u7684\u6700\u5c0f\u5355\u4f4d\uff0c\u62e5\u6709\u72ec\u7acb\u7684\u8d44\u6e90\u548c\u5730\u5740\u7a7a\u95f4\n2.\u7ebf\u7a0b\u662fCPU\u8c03\u5ea6\u7684\u5355\u4f4d\n3.\u7edf\u4e00\u8fdb\u7a0b\u4e2d\u7684\u7ebf\u7a0b\u662f\u8d44\u6e90\u5171\u4eab\u7684\u3002\n4.\u534f\u7a0b\u662f\u7528\u6237\u7ea7\u522b\u7684\uff0c\u7a0b\u5e8f\u4e4b\u95f4\u7684\u5207\u6362\u7531\u7528\u6237\u81ea\u884c\u5904\u7406\uff0c\u8282\u7701\u4e86CPU\u7684\u8c03\u5ea6\u65f6\u95f4\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>14.\u4ec0\u4e48\u662fGIL\u9501?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n        \u5168\u5c40\u89e3\u91ca\u9501\uff0c\u6bcf\u6b21\u53ea\u80fd\u4e00\u4e2a\u7ebf\u7a0b\u83b7\u5f97cpu\u7684\u4f7f\u7528\u6743\uff1a\u4e3a\u4e86\u7ebf\u7a0b\u5b89\u5168\uff0c\u4e5f\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u591a\u7ebf\u7a0b\u4e4b\u95f4\u7684\u6570\u636e\u5b8c\u6574\u6027\u548c\u72b6\u6001\u540c\u6b65\u800c\u52a0\u7684\u9501\uff0c\u56e0\u4e3a\u6211\u4eec\u77e5\u9053\u7ebf\u7a0b\u4e4b\u95f4\u7684\u6570\u636e\u662f\u5171\u4eab\u7684\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>15.Python\u4e2d\u5982\u4f55\u4f7f\u7528\u7ebf\u7a0b\u6c60\u548c\u8fdb\u7a0b\u6c60?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n# \u7ebf\u7a0b\u6c60\nimport threadpool, time\n\nwith open(r&#039;..\/uoko_house_id.txt&#039;, &#039;r&#039;, encoding=&#039;utf-8&#039;) as f:\u00a0\u00a0\u00a0\u00a0# with open\u8bed\u53e5\u8868\u793a\u901a\u7528\u7684\u6253\u5f00\u6587\u4ef6\u7684\u65b9\u5f0f\uff0c\u6b64\u5904\u7528\u6765\u83b7\u53d6\u9700\u8981\u722c\u53d6\u53c2\u6570\u7684\u5217\u8868\n    roomIdLi = f.readlines()\n    roomIdList =[x.replace(&#039;\\n&#039;,&#039;&#039;).replace(&#039; &#039;,&#039;&#039;) for x in roomIdLi]\n    print(roomIdList)\n    li = [[i, item] for i, item in enumerate(roomIdList)]\u00a0\u00a0\u00a0\u00a0# enumerate()\u5c06\u5217\u8868\u4e2d\u5143\u7d20\u548c\u5176\u4e0b\u6807\u91cd\u65b0\u7ec4\u5408\u8f93\u51fa\n\ndef run(roomId):\n    &quot;&quot;&quot;\u5bf9\u4f20\u5165\u53c2\u6570\u8fdb\u884c\u5904\u7406&quot;&quot;&quot;\n    print(&#039;\u4f20\u5165\u53c2\u6570\u4e3a\uff1a&#039;, roomId)\n    time.sleep(1)\n\ndef main():\n    roomList = li       # \u623f\u95f4\u4fe1\u606f\n    start_time = time.time()\n    print(&#039;\u542f\u52a8\u65f6\u95f4\u4e3a\uff1a&#039;, start_time)\n    pool = threadpool.ThreadPool(10)\n    requests = threadpool.makeRequests(run, roomList)\n    [pool.putRequest(req) for req in requests]\n    pool.wait()\n    print(&quot;\u5171\u7528\u65f6:&quot;, time.time()-start_time)\n\nif __name__ == &#039;__main__&#039;:\n    main()\n\n# \u8fdb\u7a0b\u6c60\nfrom multiprocessing.pool import Pool\nfrom time import sleep\n\ndef fun(a):\n    sleep(5)\n    print(a)\n\nif __name__ == &#039;__main__&#039;:\n    p = Pool()             \n    for i in range(10):\n        p.apply_async(fun, args= (i, ))\n    p.close()\n    p.join()       \n    print(&quot;end&quot;)\n<\/code><\/pre>\n<h2>16.threading.local\u7684\u4f5c\u7528?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n\u4e3a\u6bcf\u4e2a\u7ebf\u7a0b\u521b\u5efa\u4e00\u4e2a\u72ec\u7acb\u7684\u7a7a\u95f4\uff0c\u4f7f\u5f97\u7ebf\u7a0b\u5bf9\u81ea\u5df1\u7684\u7a7a\u95f4\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u64cd\u4f5c\uff08\u6570\u636e\u9694\u79bb\uff09\u3002\nimport threading\nfrom threading import local\nimport time\n\nobj = local()\n\ndef task(i):\n    obj.xxxxx = i\n    time.sleep(2)\n    print(obj.xxxxx,i)\n\nfor i in range(10):  #\u5f00\u542f\u4e8610\u4e2a\u7ebf\u7a0b\n    t = threading.Thread(target=task,args=(i,))\n    t.start()<\/code><\/pre>\n<h2>17.\u8fdb\u7a0b\u4e4b\u95f4\u5982\u4f55\u8fdb\u884c\u901a\u4fe1?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\npython\u63d0\u4f9b\u4e86\u591a\u79cd\u8fdb\u7a0b\u901a\u4fe1\u7684\u65b9\u5f0f\uff0c\u4e3b\u8981Queue\u548cPipe\u8fd9\u4e24\u79cd\u65b9\u5f0f\uff0cQueue\u7528\u4e8e\u591a\u4e2a\u8fdb\u7a0b\u95f4\u5b9e\u73b0\u901a\u4fe1\uff0cPipe\u662f\u4e24\u4e2a\u8fdb\u7a0b\u7684\u901a\u4fe1\u3002\n\n# Queue\nfrom multiprocessing import Process, Queue\nimport os,time,random\n\n#\u5199\u6570\u636e\u8fdb\u7a0b\u6267\u884c\u7684\u4ee3\u7801\ndef proc_write(q,urls):\n    print &#039;Process is write....&#039;\n    for url in urls:\n        q.put(url)\n        print &#039;put %s to queue... &#039; %url\n        time.sleep(random.random())\n\n#\u8bfb\u6570\u636e\u8fdb\u7a0b\u7684\u4ee3\u7801\ndef proc_read(q):\n    print(&#039;Process is reading...&#039;)\n    while True:\n        url = q.get(True)\n        print(&#039;Get %s from queue&#039; %url)\n\nif __name__ == &#039;__main__&#039;:\n    #\u7236\u8fdb\u7a0b\u521b\u5efaQueue\uff0c\u5e76\u4f20\u7ed9\u5404\u4e2a\u5b50\u8fdb\u7a0b\n    q = Queue()\n    proc_write1 = Process(target=proc_write,args=(q,[&#039;url_1&#039;,&#039;url_2&#039;,&#039;url_3&#039;]))\n    proc_write2 = Process(target=proc_write,args=(q,[&#039;url_4&#039;,&#039;url_5&#039;,&#039;url_6&#039;]))\n    proc_reader = Process(target=proc_read,args=(q,))\n    #\u542f\u52a8\u5b50\u8fdb\u7a0b\uff0c\u5199\u5165\n    proc_write1.start()\n    proc_write2.start()\n\n    proc_reader.start()\n    #\u7b49\u5f85proc_write1\u7ed3\u675f\n    proc_write1.join()\n    proc_write2.join()\n    #proc_raader\u8fdb\u7a0b\u662f\u6b7b\u5faa\u73af\uff0c\u5f3a\u5236\u7ed3\u675f\n    proc_reader.terminate()\n\n# PIPE\nimport multiprocessing\nimport os,time,random\n\n#\u5199\u6570\u636e\u8fdb\u7a0b\u6267\u884c\u7684\u4ee3\u7801\ndef proc_send(pipe,urls):\n    #print &#039;Process is write....&#039;\n    for url in urls:\n\n        print &#039;Process is send :%s&#039; %url\n        pipe.send(url)\n        time.sleep(random.random())\n\n#\u8bfb\u6570\u636e\u8fdb\u7a0b\u7684\u4ee3\u7801\ndef proc_recv(pipe):\n    while True:\n        print(&#039;Process rev:%s&#039; %pipe.recv())\n        time.sleep(random.random())\n\nif __name__ == &#039;__main__&#039;:\n    #\u7236\u8fdb\u7a0b\u521b\u5efapipe\uff0c\u5e76\u4f20\u7ed9\u5404\u4e2a\u5b50\u8fdb\u7a0b\n    pipe = multiprocessing.Pipe()\n    p1 = multiprocessing.Process(target=proc_send,args=(pipe[0],[&#039;url_&#039;+str(i) for i in range(10) ]))\n    p2 = multiprocessing.Process(target=proc_recv,args=(pipe[1],))\n    #\u542f\u52a8\u5b50\u8fdb\u7a0b\uff0c\u5199\u5165\n    p1.start()\n    p2.start()\n\n    p1.join()\n    p2.terminate()\n<\/code><\/pre>\n<h2>18.\u4ec0\u4e48\u662f\u5e76\u53d1\u548c\u5e76\u884c?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n# \u5e76\u53d1\uff1a\u540c\u4e00\u65f6\u523b\u53ea\u80fd\u5904\u7406\u4e00\u4e2a\u4efb\u52a1\uff0c\u4f46\u53ef\u4ee5\u4ea4\u66ff\u5904\u7406\u591a\u4e2a\u4efb\u52a1\u3002(\u4e00\u4e2a\u5904\u7406\u5668\u540c\u65f6\u5904\u7406\u591a\u4e2a\u4efb\u52a1)\n# \u5e76\u884c\uff1a\u540c\u4e00\u65f6\u523b\u53ef\u4ee5\u5904\u7406\u591a\u4e2a\u4efb\u52a1\u3002(\u591a\u4e2a\u5904\u7406\u5668\u6216\u8005\u662f\u591a\u6838\u7684\u5904\u7406\u5668\u540c\u65f6\u5904\u7406\u591a\u4e2a\u4e0d\u540c\u7684\u4efb\u52a1)\n# \u7c7b\u6bd4\uff1a\u5e76\u53d1\u662f\u4e00\u4e2a\u4eba\u540c\u65f6\u5403\u4e09\u4e2a\u9992\u5934\uff0c\u800c\u5e76\u884c\u662f\u4e09\u4e2a\u4eba\u540c\u65f6\u5403\u4e09\u4e2a\u9992\u5934\u3002 \n<\/code><\/pre>\n<h2>19.\u540c\u6b65\u548c\u5f02\u6b65\uff0c\u963b\u585e\u548c\u975e\u963b\u585e\u7684\u533a\u522b\uff1f<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u540c\u6b65\uff1a\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u4e4b\u540e\uff0c\u9700\u8981\u4e3b\u52a8\u7b49\u5f85\u8fd4\u56de\u7ed3\u679c\uff1b\n\u5f02\u6b65\uff1a\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u4e4b\u540e\uff0c\u4e0d\u9700\u8981\u4e3b\u52a8\u7b49\u5f85\u8fd4\u56de\u7ed3\u679c\uff0c\u82e5\u63a5\u6536\u5230\u7ed3\u679c\u901a\u77e5\uff0c\u518d\u56de\u6765\u6267\u884c\u521a\u624d\u6ca1\u6267\u884c\u5b8c\u7684\u64cd\u4f5c\u3002\n\u540c\u6b65\u548c\u5f02\u6b65\u5173\u5fc3\u7684\u95ee\u9898\u662f\uff1a\u8981\u4e0d\u8981\u4e3b\u52a8\u7b49\u5f85\u7ed3\u679c\u3002\n\n\u963b\u585e\uff1a\u5728\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u65f6\uff0c\u4e0d\u80fd\u505a\u5176\u4ed6\u64cd\u4f5c\uff1b\n\u975e\u963b\u585e\uff1a\u5728\u6267\u884c\u4e00\u4e2a\u64cd\u4f5c\u65f6\uff0c\u80fd\u505a\u5176\u4ed6\u64cd\u4f5c\u3002\n\u963b\u585e\u548c\u975e\u963b\u585e\u5173\u5fc3\u7684\u95ee\u9898\u662f\uff1a\u80fd\u4e0d\u80fd\u505a\u5176\u4ed6\u64cd\u4f5c\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>20.\u8def\u7531\u5668\u548c\u4ea4\u6362\u673a\u7684\u533a\u522b?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n1\uff1a\u4ea4\u6362\u673a\uff1a\u662f\u8d1f\u8d23\u5185\u7f51\u91cc\u9762\u7684\u6570\u636e\u4f20\u9012\uff08arp\u534f\u8bae\uff09\u6839\u636eMAC\u5730\u5740\u5bfb\u5740\u3002\n   \u8def\u7531\u5668\uff1a\u5728\u7f51\u7edc\u5c42\uff0c\u8def\u7531\u5668\u6839\u636e\u8def\u7531\u8868\uff0c\u5bfb\u627e\u8be5ip\u7684\u7f51\u6bb5\u3002\n2\uff1a\u8def\u7531\u5668\u53ef\u4ee5\u628a\u4e00\u4e2aIP\u5206\u914d\u7ed9\u5f88\u591a\u4e2a\u4e3b\u673a\u4f7f\u7528\uff0c\u8fd9\u4e9b\u4e3b\u673a\u5bf9\u5916\u53ea\u8868\u73b0\u51fa\u4e00\u4e2aIP\u3002\n   \u4ea4\u6362\u673a\u53ef\u4ee5\u628a\u5f88\u591a\u4e3b\u673a\u8fde\u8d77\u6765\uff0c\u8fd9\u4e9b\u4e3b\u673a\u5bf9\u5916\u5404\u6709\u5404\u7684IP\u3002\n3\uff1a\u4ea4\u6362\u673a\u662f\u505a\u7aef\u53e3\u6269\u5c55\u7684\uff0c\u4e5f\u5c31\u662f\u8ba9\u5c40\u57df\u7f51\u53ef\u4ee5\u8fde\u8fdb\u6765\u66f4\u591a\u7684\u7535\u8111\u3002\n   \u8def\u7531\u5668\u662f\u7528\u6765\u505a\u7f51\u7edc\u8fde\u63a5\uff0c\u4e5f\u5c31\u662f\u8fde\u63a5\u4e0d\u540c\u7684\u7f51\u7edc\u3002\n&#039;&#039;&#039;\n<\/code><\/pre>\n<h2>21.\u4ec0\u4e48\u662f\u57df\u540d\u89e3\u6790?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u5728\u4e92\u8054\u7f51\u4e0a\uff0c\u6240\u6709\u7684\u5730\u5740\u90fd\u662fip\u5730\u5740\uff0c\u73b0\u9636\u6bb5\u4e3b\u8981\u662fIPv4\uff08\u6bd4\u5982\uff1a110.110.110.110\uff09\u3002\n\u4f46\u662f\u8fd9\u4e9bip\u5730\u5740\u592a\u96be\u8bb0\u4e86\uff0c\u6240\u4ee5\u5c31\u51fa\u73b0\u4e86\u57df\u540d\uff08\u6bd4\u5982http:\/\/baidu.com\uff09\u3002\n\u57df\u540d\u89e3\u6790\u5c31\u662f\u5c06\u57df\u540d\uff0c\u8f6c\u6362\u4e3aip\u5730\u5740\u7684\u8fd9\u6837\u4e00\u79cd\u884c\u4e3a\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>22.\u5982\u4f55\u4fee\u6539\u672c\u5730hosts\u6587\u4ef6?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\nHosts\u662f\u4e00\u4e2a\u6ca1\u6709\u6269\u5c55\u540d\u7684\u7cfb\u7edf\u6587\u4ef6\uff0c\u53ef\u4ee5\u7528\u8bb0\u4e8b\u672c\u7b49\u5de5\u5177\u6253\u5f00\uff0c\u5176\u4f5c\u7528\u5c31\u662f\u5c06\u4e00\u4e9b\u5e38\u7528\u7684\u7f51\u5740\u57df\u540d\u4e0e\u5176\u5bf9\u5e94\u7684IP\u5730\u5740\u5efa\u7acb\u4e00\u4e2a\u5173\u8054\u201c\u6570\u636e\u5e93\u201d\uff0c\n\u5f53\u7528\u6237\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u4e00\u4e2a\u9700\u8981\u767b\u5f55\u7684\u7f51\u5740\u65f6\uff0c\u7cfb\u7edf\u4f1a\u9996\u5148\u81ea\u52a8\u4eceHosts\u6587\u4ef6\u4e2d\u5bfb\u627e\u5bf9\u5e94\u7684IP\u5730\u5740\uff0c\n\u4e00\u65e6\u627e\u5230\uff0c\u7cfb\u7edf\u4f1a\u7acb\u5373\u6253\u5f00\u5bf9\u5e94\u7f51\u9875\uff0c\u5982\u679c\u6ca1\u6709\u627e\u5230\uff0c\u5219\u7cfb\u7edf\u4f1a\u518d\u5c06\u7f51\u5740\u63d0\u4ea4\u7ed9DNS\u57df\u540d\u89e3\u6790\u670d\u52a1\u5668\u8fdb\u884cIP\u5730\u5740\u7684\u89e3\u6790\u3002\n\n\u6587\u4ef6\u8def\u5f84\uff1aC:\\WINDOWS\\system32\\drivers\\etc\u3002\n\u5c06127.0.0.1   www.163.com  \u6dfb\u52a0\u5728\u6700\u4e0b\u9762\n\u4fee\u6539\u540e\u7528\u6d4f\u89c8\u5668\u8bbf\u95ee\u201cwww.163.com\u201d\u4f1a\u88ab\u89e3\u6790\u5230127.0.0.1\uff0c\u5bfc\u81f4\u65e0\u6cd5\u663e\u793a\u8be5\u7f51\u9875\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>23.\u751f\u4ea7\u8005\u6d88\u8d39\u8005\u6a21\u578b\u5e94\u7528\u573a\u666f?<\/h2>\n<pre><code class=\"language-python\"># \u7b54\u6848:\n&#039;&#039;&#039;\n\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u6a21\u5f0f\u662f\u901a\u8fc7\u4e00\u4e2a\u5bb9\u5668\u6765\u89e3\u51b3\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u7684\u5f3a\u8026\u5408\u5173\u7cfb\uff0c\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u4e4b\u95f4\u4e0d\u76f4\u63a5\u8fdb\u884c\u901a\u8baf\uff0c\n\u800c\u662f\u5229\u7528\u963b\u585e\u961f\u5217\u6765\u8fdb\u884c\u901a\u8baf\uff0c\u751f\u4ea7\u8005\u751f\u6210\u6570\u636e\u540e\u76f4\u63a5\u4e22\u7ed9\u963b\u585e\u961f\u5217\uff0c\u6d88\u8d39\u8005\u9700\u8981\u6570\u636e\u5219\u4ece\u963b\u585e\u961f\u5217\u83b7\u53d6\uff0c\n\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u6a21\u5f0f\u5219\u4e3b\u8981\u89e3\u51b3\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u7684\u751f\u4ea7\u4e0e\u6d88\u8d39\u7684\u901f\u7387\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\uff0c\u8fbe\u5230\u5e73\u8861\u751f\u4ea7\u8005\u4e0e\u6d88\u8d39\u8005\u7684\u5904\u7406\u80fd\u529b\uff0c\u800c\u963b\u585e\u961f\u5217\u5219\u76f8\u5f53\u4e8e\u7f13\u51b2\u533a\u3002\n\n\u5e94\u7528\u573a\u666f\uff1a\u7528\u6237\u63d0\u4ea4\u8ba2\u5355\uff0c\u8ba2\u5355\u8fdb\u5165\u5f15\u64ce\u7684\u963b\u585e\u961f\u5217\u4e2d\uff0c\u7531\u4e13\u95e8\u7684\u7ebf\u7a0b\u4ece\u963b\u585e\u961f\u5217\u4e2d\u83b7\u53d6\u6570\u636e\u5e76\u5904\u7406\u3002\n\n\u4f18\u52bf\uff1a\n1\uff1b\u89e3\u8026\n\u5047\u8bbe\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u5206\u522b\u662f\u4e24\u4e2a\u7c7b\u3002\u5982\u679c\u8ba9\u751f\u4ea7\u8005\u76f4\u63a5\u8c03\u7528\u6d88\u8d39\u8005\u7684\u67d0\u4e2a\u65b9\u6cd5\uff0c\u90a3\u4e48\u751f\u4ea7\u8005\u5bf9\u4e8e\u6d88\u8d39\u8005\u5c31\u4f1a\u4ea7\u751f\u4f9d\u8d56\uff08\u4e5f\u5c31\u662f\u8026\u5408\uff09\u3002\n\u5c06\u6765\u5982\u679c\u6d88\u8d39\u8005\u7684\u4ee3\u7801\u53d1\u751f\u53d8\u5316\uff0c\u53ef\u80fd\u4f1a\u5f71\u54cd\u5230\u751f\u4ea7\u8005\u3002\u800c\u5982\u679c\u4e24\u8005\u90fd\u4f9d\u8d56\u4e8e\u67d0\u4e2a\u7f13\u51b2\u533a\uff0c\u4e24\u8005\u4e4b\u95f4\u4e0d\u76f4\u63a5\u4f9d\u8d56\uff0c\u8026\u5408\u4e5f\u5c31\u76f8\u5e94\u964d\u4f4e\u4e86\u3002\n2\uff1a\u652f\u6301\u5e76\u53d1\n\u751f\u4ea7\u8005\u76f4\u63a5\u8c03\u7528\u6d88\u8d39\u8005\u7684\u67d0\u4e2a\u65b9\u6cd5\uff0c\u8fd8\u6709\u53e6\u4e00\u4e2a\u5f0a\u7aef\u3002\u7531\u4e8e\u51fd\u6570\u8c03\u7528\u662f\u540c\u6b65\u7684\uff08\u6216\u8005\u53eb\u963b\u585e\u7684\uff09\uff0c\u5728\u6d88\u8d39\u8005\u7684\u65b9\u6cd5\u6ca1\u6709\u8fd4\u56de\u4e4b\u524d\uff0c\u751f\u4ea7\u8005\u53ea\u80fd\u4e00\u76f4\u7b49\u7740\n\u800c\u4f7f\u7528\u8fd9\u4e2a\u6a21\u578b\uff0c\u751f\u4ea7\u8005\u628a\u5236\u9020\u51fa\u6765\u7684\u6570\u636e\u53ea\u9700\u8981\u653e\u5728\u7f13\u51b2\u533a\u5373\u53ef\uff0c\u4e0d\u9700\u8981\u7b49\u5f85\u6d88\u8d39\u8005\u6765\u53d6\u3002\n3\uff1a\u652f\u6301\u5fd9\u95f2\u4e0d\u5747\n\u7f13\u51b2\u533a\u8fd8\u6709\u53e6\u4e00\u4e2a\u597d\u5904\u3002\u5982\u679c\u5236\u9020\u6570\u636e\u7684\u901f\u5ea6\u65f6\u5feb\u65f6\u6162\uff0c\u7f13\u51b2\u533a\u7684\u597d\u5904\u5c31\u4f53\u73b0\u51fa\u6765\u4e86\u3002\n\u5f53\u6570\u636e\u5236\u9020\u5feb\u7684\u65f6\u5019\uff0c\u6d88\u8d39\u8005\u6765\u4e0d\u53ca\u5904\u7406\uff0c\u672a\u5904\u7406\u7684\u6570\u636e\u53ef\u4ee5\u6682\u65f6\u5b58\u5728\u7f13\u51b2\u533a\u4e2d\u3002\u7b49\u751f\u4ea7\u8005\u7684\u5236\u9020\u901f\u5ea6\u6162\u4e0b\u6765\uff0c\u6d88\u8d39\u8005\u518d\u6162\u6162\u5904\u7406\u6389\u3002\n&#039;&#039;&#039;<\/code><\/pre>\n<h2>24.\u4ec0\u4e48\u662fcdn?<\/h2>\n<p><\/p><div id=\"rml_readmorelogin_placeholder\" style=\"position:relative;\"><div id=\"rml_fade_content\" style=\"position: absolute;\r\ntop:-10em;\r\nwidth:100%;\r\nheight:10em;\r\nbackground: -webkit-linear-gradient(rgba(255, 255, 255, 0) 0%,#ffffff 100%);\r\nbackground-image: -moz-linear-gradient(rgba(255, 255, 255, 0) 0%,#ffffff 100%);\r\nbackground-image: -o-linear-gradient(rgba(255, 255, 255, 0) 0%,#ffffff 100%);\r\nbackground-image: linear-gradient(rgba(255, 255, 255, 0) 0%,#ffffff 100%);\r\nbackground-image: -ms-linear-gradient(rgba(255, 255, 255, 0) 0%,#ffffff 100%);\"><\/div><div class=\"wpf-controller aru_rml_from_in_post\" style=\"background-color:#eeeeee;border:5px solid #cce6ff;\" id=\"ARU_ReadMoreLogin_ReadMoreLoginController\"><h2 id=\"Header\">\u67e5\u770b\u66f4\u591a<\/h2><div id=\"Message\"><p>\u8054\u7cfb\u7ba1\u7406\u5458\u5fae\u4fe1tutu19192010\uff0c\u6ce8\u518c\u8d26\u53f7<\/p>\n<\/div><div id=\"StatusBarHeader\"><\/div><form id=\"ARU_ReadMoreLogin_ReadMoreLoginController\"><input name=\"post_id\" value=\"1695\" type=\"hidden\"\/><input name=\"_init_callback\" value=\"InitLogin\" type=\"hidden\"\/><input name=\"post_id\" value=\"1695\" type=\"hidden\"\/><input name=\"rt_ype\" value=\"1\" type=\"hidden\"\/><input name=\"nonce\" value=\"9f77737488\" type=\"hidden\"\/><input name=\"_wpnonce\" value=\"56d98ae6e2\" type=\"hidden\"\/><input name=\"_controller\" value=\"ARU_ReadMoreLogin\\ReadMoreLoginController\" type=\"hidden\"\/><input name=\"_proxy_controller\" value=\"ARU_ReadMoreLogin\\ReadMoreLoginController\" type=\"hidden\"\/><input name=\"_view\" value=\"ARU_ReadMoreLogin\\ReadMoreLoginView\" type=\"hidden\"\/><table class=\"wpf-table-placeholder\"><tbody class=\"wpf-table-placeholder\"><tr class=\"wpf-table-placeholder\"><td class=\"wpf-table-placeholder-input\" width=\"400px\"><table class=\"wpf-table-placeholder\"><tbody class=\"wpf-table-placeholder\"><tr class=\"wpf-table-placeholder\"><th class=\"wpf-table-placeholder-input\"><label class=\"wpf-label\">Username:<\/label><\/th><\/tr><tr class=\"wpf-table-placeholder\"><td class=\"wpf-table-placeholder-input\"><input class=\"regular-text text_input\" name=\"username\" value=\"\" type=\"text\"\/><\/td><\/tr><tr class=\"wpf-table-placeholder\"><th class=\"wpf-table-placeholder-input\"><label class=\"wpf-label\">Password:<\/label><\/th><\/tr><tr class=\"wpf-table-placeholder\"><td class=\"wpf-table-placeholder-input\"><input class=\"regular-text text_input\" name=\"password\" value=\"\" type=\"password\"\/><\/td><\/tr><\/tbody><\/table><p class=\"wpf-table-placeholder submit\"><button class=\"wp_plugin_framework_ajax_button\" type=\"button\" style=\"background-color:#4D90FE;;color:#ffffff;;border:1px solid #3079ed;\" name=\"_event\" value=\"ButtonLogin\">Log in<\/button><\/p><\/td><td class=\"wpf-table-placeholder-input\"><\/td><\/tr><\/tbody><\/table><\/form><div id=\"ButtonStartRegister\"><a href=\"https:\/\/egonlin.com\/wp-login.php?action=register\">Register<\/a><\/div><div id=\"Link1\"><a href=\"https:\/\/egonlin.com\/wp-login.php?action=lostpassword\">Forgotten username or password?<\/a><\/div><div id=\"StatusBarFooter\"><\/div><\/div><\/div><div id=aru_remaining_content><\/div>","protected":false},"excerpt":{"rendered":"<p>\u7f51\u7edc\u548c\u5e76\u53d1\u7f16\u7a0b 1.python\u7684\u5e95\u5c42\u7f51\u7edc\u4ea4\u4e92\u6a21\u5757\u6709\u54ea\u4e9b? # \u7b54\u6848: &#039;&#039;&#039;  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