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Random number generation in C++11: how to generate, how does it work? [closed]
...entire sequence of "random" numbers, so a) use a different one (e.g. taken from /dev/urandom) each time, and b) store the seed if you wish to recreate a sequence of random choices.
#include <random>
typedef std::mt19937 MyRNG; // the Mersenne Twister with a popular choice of parameters
uint...
MPICH vs OpenMPI
...make it the preferred implementation in nearly all cases.
Feature Support from the Latest MPI Standard
An orthogonal axis to hardware/platform support is coverage of the MPI standard. Here MPICH is usually far and away superior. MPICH has been the first implementation of every single release of ...
Why do people use __(double underscore) so much in C++
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From Programming in C++, Rules and Recommendations :
The use of two underscores (`__') in identifiers is reserved for the compiler's internal use according to the ANSI-C standard.
Underscores (`_') are often used in ...
How can I clear previous output in Terminal in Mac OS X?
...nal manually:
⌘+K
Command+K for newer keyboards
To clear the terminal from within a shell script;
/usr/bin/osascript -e 'tell application "System Events" to tell process "Terminal" to keystroke "k" using command down'
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Are JavaScript strings immutable? Do I need a “string builder” in JavaScript?
...n enumerates the array internally, so it's not cheating to omit a for loop from the join test, either).
– Roy Tinker
Jul 22 '13 at 18:18
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git rebase without changing commit timestamps
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--committer-date-is-author-date
By default the command records the date from the e-mail message as the commit author date, and uses the time of commit creation as the committer date.
This allows the user to lie about the committer date by using the same value as the author date.
Note: with Git 2...
Undefined, unspecified and implementation-defined behavior
...cts of the C and C++ language that can be surprising to programmers coming from other languages (other languages try to hide it better). Basically, it is possible to write C++ programs that do not behave in a predictable way, even though many C++ compilers will not report any errors in the program!...
Assign null to a SqlParameter
The following code gives an error - "No implicit conversion from DBnull to int."
18 Answers
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Syntax highlighting/colorizing cat
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I'd recommend pygmentize from the python package python-pygments. You may want to define the following handy alias (unless you use ccat from the ccrypt package).
alias ccat='pygmentize -g'
And if you want line numbers:
alias ccat='pygmentize -g...
How can I add remote repositories in Mercurial?
...an default-push is only necessary/useful if your usual push target differs from your usual pull source. If they're the same (or you never pull) then default suffices.
– Ry4an Brase
Jun 10 '12 at 0:18
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