摘要：
原文： http://www.configserverfirewall.com/ubuntu-linux/ubuntu-set-static-ip-address/ How to set static IP Address in Ubuntu Server 16.04 It is really im 阅读全文
摘要：
原文： https://kb.cnblogs.com/page/603279/ 我一个好朋友，他在一家国内较大借贷平台做前端工程师，每天五点起床，早早的到公司，开始读一些经典的前端类的书籍。起的这么早的动力是觉得自己还没能够掌握前端的很多细节，真正在做开发的时候，依然会忘记之前看到过的东西，总是下意 阅读全文
摘要：
原文： https://phppot.com/php/variable-scope-in-php/ Last modified on March 24th, 2017 by Vincy. variable scope is known as its boundary within which it 阅读全文
摘要：
This is a backtick. A backtick is not a quotation sign. It has a very special meaning. Everything you type between backticks is evaluated (executed) b 阅读全文