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How to abandon a hg merge?
...o do the entire operation, or at least some find and replace with regular expressions. Something as simple as replacing what matches ^____ (use 4 spaces instead of underscores) with __ (2 spaces), repeated a few times (unless you have insanely some nested code) should work.
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How to calculate moving average without keeping the count and data-total?
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You can simply do:
double approxRollingAverage (double avg, double new_sample) {
avg -= avg / N;
avg += new_sample / N;
return avg;
}
Where N is the number of samples where you want to average over.
Note that this approximation is equivalen...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...teless protocol (ie UDP), there is no problem because "connections" don't exist - multiple people can send packets to the same port, and their packets will arrive in whatever sequence. Nobody is ever in the "connected" state.
For a stateful protocol (like TCP), a connection is identified by a 4-tu...
Why Would I Ever Need to Use C# Nested Classes [duplicate]
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In fact, the .NET Framework Guidelines explicitly recommend against creating public nested classes.
– Mark Seemann
Jul 4 '09 at 22:43
4
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Copying a HashMap in Java
... : " + hashMap1);
}
}
source : http://www.tutorialdata.com/examples/java/collection-framework/hashmap/copy-all-elements-from-one-hashmap-to-another
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“please check gdb is codesigned - see taskgated(8)” - How to get gdb installed with homebrew code si
I'm under osx 10.8.4 and have installed gdb 7.5.1 with homebrew (motivation get a new gdb with new features such as --with-python etc... )
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Pointer vs. Reference
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Excelent point regarding a pointer being NULL. If you have a pointer parameter then you must either check explicitly that it is not NULL, or search all usages of the function to be sure that it is never NULL. This effort is...
C++ sorting and keeping track of indexes
...f samples in ascending order, but I also want to remember the original indexes of the new samples.
15 Answers
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Secure hash and salt for PHP passwords
...gth of a password. If your users want a sentence with supercalifragilisticexpialidocious in it, don't prevent them from using it.
Don't strip or escape HTML and special characters in the password.
Never store your user's password in plain-text.
Never email a password to your user except when they ha...
Does R have an assert statement as in python?
...t checks if something is true and if not prints a given error message and exits
3 Answers
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