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Nodejs Event Loop
...of event driven model with the help of an abstract example, in an abstract UNIX environment, in Node's context, as of today.
Program's perspective:
Script engine starts execution of the script.
Any time a CPU bound operation is encountered, it is executed inline (real machine), in its completenes...
一个自媒体的运营手记：我做公众号已经两年多了 - 资讯 - 清泛网 - 专注C/C...
...内容，什么类型的文章，这个要根据自己的用户群体特征分析后来决定。对于创业者来说，他们的需求主要是创业经验，业务需求，以及资金需求，人才需求，管理需求，所以这些方面的文章，他们比较喜欢看，而对于中高端的...
How to implement common bash idioms in Python? [closed]
...
Any shell has several sets of features.
The Essential Linux/Unix commands. All of these are available through the subprocess library. This isn't always the best first choice for doing all external commands. Look also at shutil for some commands that are separate Linux commands, but...
When should I use a trailing slash in my URL?
...trailing slashes are misused.
Basically the URL format came from the same UNIX format of files and folders, later on, on DOS systems, and finally, adapted for the web.
A typical URL for this book on a Unix-like operating system would be a file path such as file:///home/username/RomeoAndJuliet.p...
Cleanest and most Pythonic way to get tomorrow's date?
...
This is because Unix time doesn't handle leap seconds. See en.wikipedia.org/wiki/Unix_time#History, mail-archive.com/leapsecs@rom.usno.navy.mil/msg00094.html, and POSIX itself.
– Roger Pate
Nov 29 '09 ...
HuaweiCloud 拓展：App接入华为云（AppGallery Connect）BaaS · App Inventor 2 中文网
...使用示例
下面每张积木图的右上角都有「复制代码块」，点一下，再到代码块编辑器里按 Ctrl+V，
积木就直接进工程了——不用照着一块块拖。
组件名按设计器里的默认中文名写（按钮1、标签1…），拓展组件本身是...
pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...这样，手机浏览器就可以出现滚动条了。修改和添加的js代码如下：
//文件最后加上：
window.onload=function(){
var eles = document.getElementsByClassName('pf w0 h0');
var height = 0;
for(var i=0,len=eles.length;i<len;i++){
height +=eles[i].scrollHeight+20;
...
tcp加速技术解决方案 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...，因为socket不需要inode和dentry，可以忽略一些需要同步的代码路径。
Fastsocket优化收益
可以看到VFS的优化空间很大，其次多核tcp路径的优化，然后是增加cpu本地listen表。
使用数据面方案-绕过内核协议栈
内核本身不可避免...
Unicode与UTF-8互转(C语言实现) - C/C++ - 清泛网 - 专注C/C++及内核技术
...意的是, "Unicode只是一个符号集, 它只规定了符号的二进制代码, 却没有规定这
个二进制代码应该如何存储".
比如, 汉字"严"的unicode是十六进制数4E25, 转换成二进制数足足有15位
(100111000100101), 也就是说这个符号的表示至少需要2...
Find which commit is currently checked out in Git
...bbreviated parent hashes
%an author name
%ae author email
%at author date, UNIX timestamp
%aI author date, strict ISO 8601 format
%cn committer name
%ce committer email
%ct committer date, UNIX timestamp
%cI committer date, strict ISO 8601 format
%s subject
%f sanitized subject line, suitable for a ...