[Javascript] Q (promise, defer) usage (Q 用法)

整理分享簡單用法。

可以參考 q 原始碼網頁 。

[NodeJs] npm package.json dependencies version (npm package 版本寫法整理)

version       Must match version exactly
>version     Must be greater than version
>=version   etc
<version
<=version
~version     "Approximately equivalent to version"
^version     "Compatible with version"
1.2.x           1.2.0, 1.2.1, etc., but not 1.3.0
http://...       See 'URLs as Dependencies' below
*                 Matches any version
""               (just an empty string) Same as *
version1 - version2         Same as >=version1 <=version2.
range1 || range2              Passes if either range1 or range2 are satisfied
git...            See 'Git URLs as Dependencies' below
user/repo    See 'GitHub URLs' below

[Tool] Markdown Syntax (Markdown 常用語法)

這篇最原始版本是三月多用Trello時整理的，
有些blog，像是Logdown。

來分享給大家~

 Header 

ABC
===

ABC
---

#一級字
##二級字
###h3
######h6