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Is it safe to use -1 to set all bits to true?
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I recommend you to do it exactly as you have shown, since it is the most straight forward one....
Regular expression for first and last name
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edited Feb 17 '14 at 9:57
John Smith
47855 silver badges1818 bronze badges
answered Mar 5...
Subscripts in plots in R
...w to write subscripts in the title or the subtitle in R.
How can I write v 1,2 with 1,2 as subscripts?
6 Answers
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How exactly does the python any() function work?
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If you use any(lst) you see that lst is the iterable, which is a list of some items. If it con...
TLSF源码及算法介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...是一种用于实时操作系统的内存分配算法，时间复杂度 O(1)，在内存碎片问题上表现良好，可以将它看做是一个动态管理内存的内存池，提供分配及回收内存的方法，并能够进行内存碎片化整理。它的特点在于：
可以预期的分...
Truncating floats in Python
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First, the function, for those who just want some copy-and-paste code:
def truncate(f, n):
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Visual Studio build fails: unable to copy exe-file from obj\debug to bin\debug
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Count occurrences of a char in plain text file
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178
How about this:
fgrep -o f <file> | wc -l
Note: Besides much easier to remember/dupli...
Efficiently test if a port is open on Linux?
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14 Answers
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