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What is the best way to concatenate two vectors?
I'm using multitreading and want to merge the results. For example:
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Why would anyone use set instead of unordered_set?
C++0x is introducing unordered_set which is available in boost and many other places. What I understand is that unordered_set is hash table with O(1) lookup complexity. On the other hand, set is nothing but a tree with log(n) lookup complexity. Why on earth would anyone use set instead ...
How can I write text on a HTML5 canvas element?
Is it possible to write text on HTML5 canvas ?
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Which, if any, C++ compilers do tail-recursion optimization?
It seems to me that it would work perfectly well to do tail-recursion optimization in both C and C++, yet while debugging I never seem to see a frame stack that indicates this optimization. That is kind of good, because the stack tells me how deep the recursion is. However, the optimization would be...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
How can I use regular expressions in Excel and take advantage of Excel's powerful grid-like setup for data manipulation?
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heroku - how to see all the logs
I have a small app on heroku. Whenever I want to see the logs I go to the command line and do
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各编程语言读写文件汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术
各编程语言读写文件汇总all_programming_language_file_read_write_summary读写文件本来是非常基础的代码，但工作学习中难免会有遗忘，有时又难以翻看自己写过的代码，网上搜索更是五花八门让人头大，鉴于此，清泛网 读写文件本来是...
Split a List into smaller lists of N size
I am attempting to split a list into a series of smaller lists.
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Contains method for a slice
Is there anything similar to a slice.contains(object) method in Go without having to do a search through each element in a slice?
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Convert Year/Month/Day to Day of Year in Python
I'm using the Python datetime module, i.e.:
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