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Get the subdomain from a URL

...cause each TLD differs on what counts as a subdomain, second level domain, etc. Keep in mind that there are top level domains, second level domains, and subdomains. Technically speaking, everything except the TLD is a subdomain. In the domain.com.uk example, "domain" is a subdomain, "com" is a se...
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Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...的时候已经想到要实现与POSIX(UNIX 的国际标准)的兼容问题了。   Linux 操作系统的诞生   1981 年IBM 公司推出享誉全球的微型计算机IBM PC。在1981-1991 年间,MS-DOS 操作系统一直是微型计算机上操作系统的主宰。此时计算机...
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Linux MySql编译安装 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...set storage_engine=MYISAM 这里仅记录相关步骤,期间遇到任何问题可在右侧搜索框搜索相关解决方案。Linux MySql 编译安装
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[解决]CTRL: PTY read or GRE write failed - 更多技术 - 清泛网 - 专注C/C++及内核技术

...日志后发现是logwtmp版本的与pptpd版本不一致的原因导致的问题,于是打开/etc/pptpd.conf文件,找到 logwtmp 注释掉logwtmp后,重新启动pptpd,再次连接后一切恢复正常。 默认启用了proxyarp(在/etc/ppp/pptp-options中)功能,每次...
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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

...不好恢复老版本不验证了) -------- 怀疑 kawa Scheme 生成问题,更新新版本试试。(也不容易更新) https://community.appinventor.mi ... or-d8-failed/141334
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Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?

...-list> ... This will also work for other Java containers - Tomcat etc. application/javascript is currently the only valid mime-type; others like text/javascript have been deprecated. 3) You may need to clear up your browser cache or hit CTRL-F5 ...
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PDO Prepared Inserts multiple rows in single query

...Value(':v1_2', $data[0][1]); $stmt->bindValue(':v1_3', $data[0][2]); // etc... $stmt->execute(); Or: $stmt = $pdo->prepare('INSERT INTO foo VALUES(:a, :b, :c)'); foreach($data as $item) { $stmt->bindValue(':a', $item[0]); $stmt->bindValue(':b', $item[1]); $stmt->bind...
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C++静态和多态,亦敌亦友 - C/C++ - 清泛网 - 专注C/C++及内核技术

...平共存,时而协同工作。 老规矩,还是一小段代码提出问题,当一个虚成员函数(多态性)在其子类中被声明为静态成员函数时(或相反过来),会发生什么? 1、当虚函数遭遇静态函数 #include <iostream> using namespace std; cla...
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User recognition without cookies or local storage

...verse Geocoding Architecture, OS Language, System Time, Screen Resolution, etc. Network Information API Battery Status API The items I listed are, of course, just a few possible ways a user can be identified uniquely. There are many more. With this set of Random Data elements to build a Data Pro...
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VIM Disable Automatic Newline At End Of File

...possibly there is a mixup with windows/unix line ending types (\n or \r\n, etc). Update: An alternative solution might be to just add this line to your .vimrc: set fileformats+=dos share | impro...