reference:http://crybit.com/rsync-commands-switches/ The “rsync” is a powerful command under the Linux environment. The rsync stands for Remote Sync. Normally rsync is used to transfer file from one server(source) to another server(destination). rsyn…

reference :http://crybit.com/tar-command-usages-with-examples/ The ‘tar’ saves many files together into a single tape or disk archive, and can restore individual files from the archive. It is very useful in such conditions like when we want to send a…

http://crybit.com/find-command-usage-with-example-unixlinux/ find command is one of the best search tool under UNIX/LINUX. Here I’m discussing some common switches of find command with detailed example. Like the name find, the “find” command is using…

FROM: http://www.tecmint.com/18-tar-command-examples-in-linux/ 18 Tar Command Examples in Linux By Ravi Saive Under: CentOS, Fedora, Linux Commands, Linux Distros, RedHat On: September 15, 2012 The Linux “tar” stands for tape archive, which is used b…

抓取网页代码后,由于是在同一个li标签下,所以使用一次性抓取,所有的a标签,然后循环做不同的操作,但是抛出找不到元素异常. def office_page(_chrome: Chrome): sn = '官网首页' _xpath = '//li[@class="scNav_Item"]/a' sc_nav_list = _chrome.driver.find_elements_by_xpath('//li[@class="scNav_Item"]/a') print…

Cat (串联) 命令是Linux/Unix开源系统中比较常用的一个命令.我们可以通过Cat命令创建一个或多个文件,查看文件内容,串联文件并将内容输出到终端设备或新的文件当中,这篇文章我们将会以实例的方式讲解Linux中cat命令一些简便的用法. The cat (short for "concatenate") command is one of the most frequently used command in Linux/Unix like operating systems…

FROM: http://www.tecmint.com/13-basic-cat-command-examples-in-linux/ The cat (short for “concatenate“) command is one of the most frequently used command in Linux/Unix like operating systems. cat command allows us to create single or multiple files,…

You should get a grip on the Linux grep command. This is part of the on-going 15 Examples series, where 15 detailed examples will be provided for a specific command or functionality.  Earlier we discussed 15 practical examples for Linux find command,…

转自:http://peter.sh/experiments/chromium-command-line-switches/ There are lots of command lines which can be used with the Google Chrome browser. Some change behavior of features, others are for debugging or experimenting. This page lists the availabl…

1.启动 Vmware,如果没有 VMware 的同学,请看前面我们搭建 VMware 的视频 2.打开虚拟机以后,出现虚拟机界面 3 新建一个虚拟机 4 选择自定义,单击下一步 5 选择默认的 VMWARE10,单击下一步 6 我们选择稍后安装操作系统,单击下一步 7 我们选择 MAC OS X 10.9,单击下一步 8 选择默认名称,单击下一步 9 我们设置为双核 CPU 10 我们设置为 2G 内存 11 我们设置为使用网络地址转换,单击下一步 12 选择默认的 IO 控制器,单击下一步…