tag:blogger.com,1999:blog-486244449122404425.post4602969743867553063..comments2024-03-08T11:56:03.801+08:00Comments on 数据科学中的R和Python: 电影爱好者的R函数写长城的诗http://www.blogger.com/profile/00652199274036685555noreply@blogger.comBlogger11125tag:blogger.com,1999:blog-486244449122404425.post-14032580194778098842015-12-03T22:43:01.060+08:002015-12-03T22:43:01.060+08:00form表单数据怎么抓取form表单数据怎么抓取li xliang's bloggerhttps://www.blogger.com/profile/03119187688999515053noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-2667043734716817212013-07-26T21:38:34.533+08:002013-07-26T21:38:34.533+08:00不能,不过你可以配合lapply来向量化计算,但是...豆瓣可能会封你的IP,如果查询过频繁。不能,不过你可以配合lapply来向量化计算,但是...豆瓣可能会封你的IP,如果查询过频繁。写长城的诗https://www.blogger.com/profile/00652199274036685555noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-7037990730040255252013-07-25T09:57:02.838+08:002013-07-25T09:57:02.838+08:00请问,你的查分函数可以以向量为单位计算么?请问,你的查分函数可以以向量为单位计算么?Anonymoushttps://www.blogger.com/profile/16714512113972619439noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-84088857486445134452013-07-05T09:14:00.778+08:002013-07-05T09:14:00.778+08:00我是win8+R3.0.1我是win8+R3.0.1Anonymoushttps://www.blogger.com/profile/16788192763225217739noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-47792886356649182632013-07-04T21:05:59.247+08:002013-07-04T21:05:59.247+08:00不明白,我是ubuntu加R2.15不明白,我是ubuntu加R2.15写长城的诗https://www.blogger.com/profile/00652199274036685555noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-32618972186078921822013-07-04T08:59:09.395+08:002013-07-04T08:59:09.395+08:00我也碰到这样的问题我也碰到这样的问题Anonymoushttps://www.blogger.com/profile/16788192763225217739noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-59008876622715881492013-07-04T02:47:21.465+08:002013-07-04T02:47:21.465+08:00运行第二段程序的时候提示“Error in function (type, msg, asError...运行第二段程序的时候提示“Error in function (type, msg, asError = TRUE) : <br /> SSL certificate problem, verify that the CA cert is OK. Details:<br />error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed”Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-37381229816320405382013-07-03T21:51:13.334+08:002013-07-03T21:51:13.334+08:00这一段是Xpath语法,xpath可以说是在html页面中查询需要内容的小脚本这一段是Xpath语法,xpath可以说是在html页面中查询需要内容的小脚本写长城的诗https://www.blogger.com/profile/00652199274036685555noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-11554004173556660782013-07-03T18:13:43.980+08:002013-07-03T18:13:43.980+08:00"//div[@id='wrapper']//table[1]//a&qu..."//div[@id='wrapper']//table[1]//a"<br />这个是什么意思???Anonymoushttps://www.blogger.com/profile/16788192763225217739noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-5516373158681800512013-07-03T18:07:50.361+08:002013-07-03T18:07:50.361+08:00此评论已被作者删除。Anonymoushttps://www.blogger.com/profile/16788192763225217739noreply@blogger.comtag:blogger.com,1999:blog-486244449122404425.post-22116353797820761132013-07-02T21:10:50.003+08:002013-07-02T21:10:50.003+08:00肖楠的在会议上讲的东西太专业了。。。肖楠的在会议上讲的东西太专业了。。。Anonymousnoreply@blogger.com