Rselenium的资料很多,使用经验也多。在使用时,如果浏览器没有安装在默认位置,或者用的portable版本的。那如何设置呢? 一般在“环境变量”中设置,也可以单独写一个bat文件,内容如下: set PATH=%PATH%;D:\Program Files\FirefoxportableESR\App\Firefox\ set PATH=%PATH%;D:\Program Files\Google ...
http://web.mit.edu/r/current/lib/R/library/base/html/options.html error : either a function or an expression governing the handling of non-catastrophic errors such as those generated by stop as well as by signals and internally detected errors. If the option is a function ...
发表16篇Nature、14篇Science!这位顶尖学者告诉你论文十法 https://news.sciencenet.cn/htmlnews/2022/11/489983.shtm 10 tips on how we write papers https://light.utoronto.ca/wp-content/uploads/2022/11/PIIS2590238522005434-2.pdf 导师 和学生都可以看看此文。