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Emacs mode for Stack Overflow's markdown
... emacs-goodies-el
or if you're on emacs 24 (or have package.el on emacs 23) and Marmalade or Melpa you can install it with
M-x package-install RET markdown-mode
Install It's All Text.
Set It's All Text's preferences to use Emacs. Either you can set it to the executable (e.g. /usr/bin/emacs) or t...
how do I initialize a float to its max/min value?
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edited Aug 28 '13 at 17:47
user283145
answered Apr 21 '10 at 16:11
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When someone writes a new programming language, what do they write it IN?
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13 Answers
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...t, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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How to search a Git repository by commit message?
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1342
To search the commit log (across all branches) for the given text:
git log --all --grep='Buil...
Can you attach Amazon EBS to multiple instances?
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136
UPDATE (April 2015): For this use-case, you should start looking at the new Amazon Elastic File...
Getting a Custom Objects properties by string var [duplicate]
...something to work for nested objects and you can use lodash something like _.map([object], _.property(propertyPath))[0]; would work.
– bobwah
Mar 23 '17 at 10:24
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How to display the default iOS 6 share action sheet with available share options?
...)sender {
NSLog(@"shareButton pressed");
NSString *texttoshare = _txt; //this is your text string to share
UIImage *imagetoshare = _img; //this is your image to share
NSArray *activityItems = @[texttoshare, imagetoshare];
UIActivityViewController *activityVC = [[UIActivityV...
boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术
boost自定义composite_key_compare比较函数composite_key_compare指定boost多容器元素的比较方法，当然我们也可以自定义比较函数。另外，如果调试过程中遇到很奇怪的问题，可以在自定义比较函数中下断点进行调试。
// boost_demo.cpp : 定义...
AfxGetApp->GetMainWnd() 与 AfxGetMainWnd() - C/C++ - 清泛网 - 专注C/C++及内核技术
...果你曾经跟踪过AfxGetMainWnd()的调用，会发现它取得的是AFX_MODULE_THREAD_STATE线程模块中保存的活动线程的窗口句柄，而后台线程既然没有窗口，那你又从何而言取得窗口句柄呢，(也许有人对后台的理解是不显示窗口，就算有窗口，...