How to clone all remote branches with Git

Question: I have a master and a development branch, both pushed to remote git repository. How to clone all remote branches with Git


  1. clone the remote git repository: git clone git://
  2. Question: …


Proxy Firefox through a SSH tunnel

Have you ever wanted to visit sites during the day from a location that denied access to those sites? What you need is the ability to create a secure and encrypted ssh connection to tunnel your browse…


dpkg: error processing tex-common

Got the problem while installing latex-cjk-chinese

fmtutil-sys failed. Output has been stored in
Please include this file if you report a bug.

dpkg: error processing tex-common (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
E: Sub-process /usr/bin/dpkg returned an error code (1)

After checking the file fmtutil.t6EnBlWW, I find the problem is

! I can't find file `loadhyph-zh-latn.tex'.

Got the problem while installing latex-cjk-chinese<…



The following part is not maintained anymore. Please go to 函数式程序设计的另类指南 for the whole translation.

以下内容不再更新,浏览全部翻译,请访问 函数式程序设计的另类指南

原文链接:Functional Programming For The Rest of Us
原文作者:Vyacheslav Akhmechet


我们已经讨论了纯函数式语言的很多功能——所谓“纯”函数式语言就是实现了lambda演算并且不包含与Church范式矛盾的特性。但是函数式语言并不仅限于lambda演算。虽然实现一个自我证明的系统非常有用,它可以让我们以数学的方式来思考程序,但是可能在实际中它没有什么用处。所以很多语言选择支持部分函数式元素,但又不严格遵守那些教条。一些语言(比如Common Lisp)不要求变量是final的。你可…