{"id":1710,"date":"2013-02-02T17:25:56","date_gmt":"2013-02-02T09:25:56","guid":{"rendered":"http:\/\/www.yewen.us\/blog\/?p=1710"},"modified":"2013-02-02T17:25:56","modified_gmt":"2013-02-02T09:25:56","slug":"12306-train-tickets","status":"publish","type":"post","link":"https:\/\/www.yewen.us\/blog\/2013\/02\/12306-train-tickets\/","title":{"rendered":"12306 \u548c\u706b\u8f66\u7968\u90a3\u70b9\u4e8b"},"content":{"rendered":"<p>\u6bcf\u5e74\u6625\u8fd0\u65f6\u94c1\u9053\u90e8\u548c 12306 \u90fd\u8981\u88ab\u55b7\u6b7b, \u81ea\u5df1\u4e5f\u548c 12306 \u6597\u667a\u6597\u52c7\u4e86\u4e24\u4e09\u5e74, \u8fd9\u4e2a\u51ac\u5929\u8ddf\u7740 @scat \u541b\u6298\u817e\u4e86\u5f88\u4e45, \u968f\u624b\u5199\u70b9\u4ec0\u4e48\u8bf4\u8bf4\u8fd9\u4e8b.<\/p>\n<p>\u63d0\u524d\u8bf4\u660e\u6211\u53ea\u662f\u706b\u8f66\u8ff7, \u4e0d\u662f\u94c1\u9053\u90e8\u7684\u4eba, \u7528\u4e0d\u7740\u5e2e\u94c1\u9053\u90e8\u628a\u9ed1\u7684\u8bf4\u6210\u767d\u7684, \u6211\u81ea\u5df1\u4e5f\u6709\u5404\u79cd\u6028\u6c14\u8981\u55b7, \u53ea\u662f\u5e0c\u671b\u80fd\u63d0\u4f9b\u4e00\u4e2a\u76f8\u5bf9\u5ba2\u89c2\u7684\u4e8b\u5b9e\u4f9b\u5927\u5bb6\u6765\u53c2\u8003\u53c2\u8003. \u524d\u534a\u6bb5\u8ddf\u55b7\u5b50\u5bf9\u55b7\u548c\u5bf9 12306 \u7684\u5410\u69fd\u7684\u4f1a\u591a\u70b9, \u540e\u9762\u6709\u4e00\u4e9b\u80e1\u601d\u4e71\u60f3\u7684\u4e00\u4e9b\u53ef\u80fd\u79f0\u5f97\u4e0a\u662f\u5efa\u8bae\u7684\u4e1c\u897f.<\/p>\n<p><strong>\u55b7\u5b50\u548c\u4e0d\u90a3\u4e48\u5bb9\u6613\u7684 12306<\/strong><\/p>\n<p>\u7136\u540e\u4ee5\u4e00\u4e2a\u6807\u51c6\u55b7\u5b50\u7684\u53e3\u6c14\u5bf9\u90a3\u4e9b\u8bf4 12306 \u505a\u7684\u5f88\u70c2\u968f\u4fbf\u627e\u4e2a\u672c\u79d1\u751f\u5c31\u80fd\u5199\u7684\u4eba\u9a82\u4e00\u53e5, \u53bb\u4f60\u5927\u7237\u7684\u4ec0\u4e48\u65f6\u5019\u56fd\u5185\u7684\u5b66\u751f\u7d20\u8d28\u8fd9\u4e48\u9ad8\u4f60\u6709\u591a\u5c11\u6211\u8981\u591a\u5c11; 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\u5f00\u59cb\u5404\u79cd\u767b\u9646\u4e0d\u4e0a, \u5404\u79cd\u5237\u4e0d\u5f00\u9875\u9762, \u6216\u63d0\u4ea4\u4e0d\u6210\u529f. \u8fd9\u65f6\u5019\u6700\u5927\u7684\u95ee\u9898\u662f\u5e26\u5bbd\u548c\u524d\u7aef\u670d\u52a1\u5668\u4e0d\u591f, \u538b\u6839\u62a2\u4e0d\u5230\u4e00\u4e2a\u6709\u6548\u8fde\u63a5.<\/p>\n<p>> \u7b49\u628a\u5e26\u5bbd\u95ee\u9898\u57fa\u672c\u89e3\u51b3\u540e, \u53d1\u73b0\u6bcf\u4e00\u6b21\u9875\u9762\u52a0\u8f7d\u90fd\u9700\u8981\u505a\u592a\u591a\u6b21 GET \u64cd\u4f5c, \u800c\u4e14\u5f88\u591a\u9875\u9762\u6570\u636e\u4e0d\u4f18\u5316\u4e0d\u538b\u7f29, \u867d\u7136\u7cfb\u7edf\u8fd8\u7528\u4e86 jQuery \u4ec0\u4e48\u7684\u81f3\u5c11\u770b\u8d77\u6765\u7b97\u662f\u8ddf\u4e0a\u5148\u8fdb\u751f\u4ea7\u529b\u7684\u6280\u672f, \u4f46\u662f\u6574\u4f53\u8fd8\u662f\u6bd4\u8f83\u7cd9, \u636e\u8bf4\u662f\u7528 CDN \u548c\u5927\u91cf\u52a0\u673a\u5668\u6765\u7b97\u625b\u4f4f. \/\/ \u4e0d\u8fc7\u5230\u73b0\u5728\u4e00\u6b21\u9875\u9762\u52a0\u8f7d\u9700\u8981\u83b7\u53d6\u7684\u8d44\u6e90\u8fd8\u662f\u592a\u591a, \u800c\u4e14\u4e00\u5f00\u59cb\u6ca1\u505a\u5185\u90e8\u7684\u8d1f\u8f7d\u5747\u8861, \u5bb9\u6613\u51fa\u73b0\u4e00\u4e2a ISP \u89e3\u6790\u8fc7\u53bb\u90fd\u5728\u5c11\u6570\u51e0\u53f0\u673a\u5668, \u6240\u4ee5\u540c\u4e00\u5730\u533a\u4e0d\u540c ISP \u63a5\u5165\u7684\u901f\u5ea6\u4f1a\u6709\u660e\u663e\u5dee\u5f02 (\u6bd4\u5982\u5317\u4eac\u8054\u901a\u7528\u6237\u591a, \u57fa\u672c\u5c31\u5361\u6210\u5e7b\u706f\u7247, \u7528\u7528\u6237\u5c11\u7684\u7535\u4fe1\u7ebf\u8def\u5c31\u76f8\u5bf9\u9760\u8c31\u70b9), \u800c\u4e14\u4e2a\u4eba\u8ba4\u4e3a\u4e0d\u5c11\u673a\u5668\u52a0\u7684\u5f88\u6d6a\u8d39<\/p>\n<p>> \u6709\u4e86\u7f13\u5b58\u673a\u5236\u540e\u53d1\u73b0\u4e00\u4e2a\u5de8\u5751\u7239\u7684\u5730\u65b9, 12306 \u4f3c\u4e4e\u628a\u540e\u53f0\u5b9e\u65f6\u6570\u636e\u548c CDN cache \u5728\u67d0\u4e9b\u5730\u65b9\u7528\u53cd\u4e86, \u6bd4\u5982\u4f59\u7968\u7b49\u5b9e\u65f6\u6027\u975e\u5e38\u5f3a\u7684\u6570\u636e\u53cd\u5012\u5728\u524d\u7aef\u6709\u4e00\u4e2a cache, \u5e73\u65f6\u8fd8\u597d, \u4f46\u662f\u9ad8\u5cf0\u671f\u653e\u7968\u77ac\u95f4\u8fd9\u4e2a cache \u5c31\u8981\u547d\u4e86, \u5982\u679c\u4f60\u8d76\u5de7\u78b0\u4e0a\u4e00\u4e2a\u66f4\u65b0\u8f83\u6162\u7684 CDN, \u4f30\u8ba1\u7b49\u4f60\u5237\u5230\u6570\u636e\u65f6\u7968\u90fd\u88ab\u522b\u4eba\u4e70\u5b8c\u4e86 \/\/ \u8fd9\u4e2a\u95ee\u9898\u73b0\u5728\u8fd8\u662f\u6ca1\u6709\u89e3\u51b3, \u6240\u4ee5\u624d\u6709\u4f7f\u7528\u4e00\u4e9b\u4e13\u7ebf CDN (\u6bd4\u5982\u4f20\u8bf4\u4e2d\u7684\u6d77\u5916\u7ebf\u8def) \u53ef\u80fd\u4f1a\u4fdd\u8bc1\u7f51\u7edc\u6bd4\u8f83\u901a\u7545 cache \u66f4\u65b0\u4e5f\u6bd4\u8f83\u5feb\u7684\u8bf4\u6cd5<\/p>\n<p>> \u7b49\u673a\u5668, \u5e26\u5bbd, \u7f13\u5b58\u4ec0\u4e48\u7684\u641e\u5dee\u4e0d\u591a\u540e, \u5f00\u59cb\u6709\u6280\u672f\u6d41\u7684 hack \u624b\u6bb5\u51fa\u73b0, \u66fe\u7ecf\u6709\u8fd9\u6837\u7684\u5237\u7968\u65b9\u6cd5: \u8981\u4e70 2.3 \u7684\u7968, \u4f46\u662f\u8fd8\u6709\u51e0\u5206\u949f\u624d\u653e\u7968, \u4e0d\u786e\u5b9a\u81ea\u5df1\u662f\u5426\u4e00\u5b9a\u80fd\u547d\u4e2d\u66f4\u65b0\u8f83\u53ca\u65f6\u7684 CDN, \u4e8e\u662f\u53ef\u4ee5\u5148\u67e5 2.2 \u7684\u7968\u627e\u5230\u5bf9\u5e94\u8f66\u6b21\u7684\u4efb\u610f\u5e2d\u4f4d\u7684\u7968, \u5728\u586b\u5199\u4e58\u8f66\u4eba\u4fe1\u606f\u65f6\u6539 POST \u8bf7\u6c42\u4e2d\u7684\u53c2\u6570, \u628a\u65f6\u95f4\u6539\u6210 2.3, \u5e2d\u4f4d\u6539\u6210\u81ea\u5df1\u60f3\u8981\u7684 (\u6bd4\u5982\u786c\u5367), \u7136\u540e\u5f3a\u5236\u63d0\u4ea4, \u53ea\u8981\u5230\u4e86\u653e\u7968\u65f6\u95f4, \u4e0d\u7ba1\u81ea\u5df1\u8fde\u7684\u524d\u7aef\u670d\u52a1\u5668\u662f\u5426\u66f4\u65b0\u4f59\u7968\u7f13\u5b58, \u90fd\u53ef\u4ee5\u628a\u8fd9\u4e2a\u8bf7\u6c42\u63d0\u5230\u540e\u7aef\u8fdb\u884c\u5904\u7406. \u8fd9\u65b9\u6cd5\u6211\u7528\u8fc7, \u5f88\u723d, 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\u7ecf\u5e38\u8ba9\u8f66\u548c\u665a\u70b9, \u6b8a\u4e0d\u77e5\u73b0\u5728\u8fde\u9ad8\u94c1\u90fd\u6709\u4e34\u5ba2, \u53ea\u662f\u4e0d\u6302 L \u7684\u8f66\u6b21, \u4e34\u5ba2\u6700\u5927\u7684\u95ee\u9898\u8fd8\u662f\u65f6\u95f4\u4e0d\u597d, \u4e00\u822c\u90fd\u534a\u591c\u51fa\u53d1\u6216\u5230\u8fbe, \u9664\u4e86\u8fd9\u4e2a\u5176\u4ed6\u90fd\u8fd8\u597d, \u6211\u5750\u8fc7\u5317\u4eac\u5230\u5357\u5b81\u7684\u4e34\u5ba2, \u7a7a\u8c03\u8f66\u4eba\u4e5f\u4e0d\u591a, \u9664\u4e86\u6162\u4e86\u70b9\u5176\u4ed6\u90fd\u5de8\u723d; \u6bd4\u5982\u63d0\u5347\u8f66\u5e95\u5468\u8f6c\u7387, \u666e\u901f\u65f6\u4ee3\u6700\u591a\u5c31\u662f\u628a\u957f\u9014\u8f66\u5230\u7ec8\u70b9\u540e\u518d\u5f00\u4e2a\u77ed\u9014, \u628a\u5230\u4e0b\u4e00\u6b21\u53d1\u8f66\u524d\u7684\u8fd9\u6bb5\u95f4\u9694\u7528\u8d77\u6765, \u8fd9\u4e2a\u610f\u4e49\u597d\u50cf\u4e0d\u5927, \u800c\u4e14\u672c\u6765\u8f66\u8fd8\u662f\u8981\u6574\u5907\u7684, 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\u5751\u7239\u554a\u8fd9\u4e0d\u662f<\/p>\n<p>\u53e6\u4e00\u4e2a\u5bfc\u81f4\u8fd0\u529b\u4e0d\u8db3\u7684\u95ee\u9898\u662f\u8f66\u7968\u4ef7\u683c, \u73b0\u884c\u706b\u8f66\u7968\u4ef7\u683c\u5df2\u7ecf\u5341\u591a\u5e74\u6ca1\u53d8\u4e86, \u671f\u95f4\u8fd8\u7ecf\u5386\u4e86\u516d\u6b21\u5927\u63d0\u901f, \u5176\u4ed6\u4ea4\u901a\u65b9\u5f0f\u548c\u7269\u4ef7\u5df2\u4e0d\u77e5\u9053\u6da8\u4e86\u591a\u5c11, \u504f\u504f\u94c1\u9053\u90e8\u81ea\u5df1\u8fd8\u6da8\u4e0d\u4e86\u4ef7 (\u53d1\u6539\u59d4\u4ec0\u4e48\u7684\u4e00\u5806\u6d41\u7a0b\u8981\u8d70), \u6240\u4ee5\u53ea\u80fd\u7eff\u76ae\u6539\u7a7a\u8c03, \u666e\u901f\u53d8\u5feb\u901f (\u867d\u7136\u5b9e\u9645\u65f6\u95f4\u53ef\u80fd\u8fd8\u6162\u4e86) \u6765\u66f2\u7ebf\u6551\u56fd, \u52a8\u8f66\u548c\u9ad8\u94c1\u7684\u7968\u4ef7\u662f\u660e\u663e\u4e0a\u4e86\u4e00\u4e2a\u6863\u6b21, \u6240\u4ee5\u4e5f\u80fd\u89e3\u91ca\u4e3a\u4ec0\u4e48\u6709\u9ad8\u94c1\u540e\u666e\u901f\u5fc5\u7136\u4f1a\u5c11\u4e00\u5806, 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\u6392\u5230\u540e\u4ed8\u5168\u6b3e\u51fa\u7968, \u9000\u62bc\u91d1, \u5b8c\u6210<br \/>\n &#8211; 2.b \u5982\u679c\u5230\u5f00\u8f66\u65f6\u95f4\u8fd8\u6ca1\u6392\u5230\u6709\u7968\u7684\u4f4d\u7f6e, \u9000\u62bc\u91d1, \u5b8c\u6210<br \/>\n &#8211; 2.c \u4e3b\u52a8\u9000\u51fa\u6392\u961f\u961f\u5217, \u62bc\u91d1\u4e0d\u9000, \u5b8c\u6210<br \/>\n3. \u9000\u7968<br \/>\n &#8211; 3.a \u9000\u7968\u6536\u53d6\u5927\u7ea6 10% \u7684\u624b\u7eed\u8d39, \u5b8c\u6210<\/p>\n<p>\u8fd9\u91cc\u9762\u6700\u723d\u7684\u662f\u5f15\u5165\u4e86\u6392\u961f\u673a\u5236\u548c\u83b7\u77e5\u81ea\u5df1\u6392\u961f\u4f4d\u7f6e\u7684\u67e5\u8be2\u63a5\u53e3, \u8ba9\u6574\u4e2a\u8fc7\u7a0b\u5bf9\u4e58\u5ba2\u800c\u8a00\u66f4\u900f\u660e. \u4f46\u662f\u5f53\u65f6\u6211\u4eec\u8ba8\u8bba\u65f6\u4e5f\u8bf4\u5230, \u4e2d\u56fd\u6625\u8fd0\u662f\u521a\u9700, \u63d0\u524d\u534a\u5e74\u4f30\u8ba1\u4e5f\u4f1a\u5728\u8ba2\u7968\u7684\u65f6\u5019\u5c31\u628a\u7cfb\u7edf\u548c\u961f\u5217\u538b\u7206, 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