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How to calculate the CPU usage of a process by PID in Linux from C?
...o read the cpu line from /proc/stat, which looks like:
cpu 192369 7119 480152 122044337 14142 9937 26747 0 0
This tells you the cumulative CPU time that's been used in various categories, in units of jiffies. You need to take the sum of the values on this line to get a time_total measure.
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insert vs emplace vs operator[] in c++ map
...e m is std::map<int,int> already has an element with key 5 and value 0
m[5] = 10; // postcondition: m[5] == 10
m.insert(std::make_pair(5,15)); // m[5] is still 10
In the case of insert the argument is an object of value_type, which can be created in different ways. You c...
How to extract filename.tar.gz file
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/User/Name/Downloads/filename.tbz2: bzip2 compressed data, block size = 400k
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Reference: mod_rewrite, URL rewriting and “pretty links” explained
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edited May 15 '18 at 16:03
answered Dec 13 '13 at 10:07
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How to attach javadoc or sources to jars in libs folder?
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The best way to answer your question is to summarize the answers from Xavier, plastiv, VinceFR ...
How do I use brew installed Python as the default Python?
I try to switch to Homebrew (after using fink and macport) on Mac OS X 10.6.2. I have installed python 2.7 with
19 Answers...
Complex nesting of partials and templates
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Ben LeshBen Lesh
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How to convert a String to its equivalent LINQ Expression Tree?
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answered May 4 '09 at 19:34
Marc Gravell♦Marc Gravell
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Getting a list of all subdirectories in the current directory
...h subdirectory. Ths first entry in the 3-tuple is a directory name, so
[x[0] for x in os.walk(directory)]
should give you all of the subdirectories, recursively.
Note that the second entry in the tuple is the list of child directories of the entry in the first position, so you could use this ins...
What are some better ways to avoid the do-while(0); hack in C++?
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edited Mar 30 '15 at 21:14
answered Aug 29 '13 at 9:53
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