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Which $_SERVER variables are safe?
...rt, http://httpd.apache.org/docs/2.4/mod/core.html#comment_999
Entirely arbitrary user controlled values
These values are not checked at all and do not depend on any server configuration, they are entirely arbitrary information sent by the client.
'argv', 'argc' (only applicable to CLI invocatio...
Find merge commit which include a specific commit
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This is bit late but adding so people can find it useful as git natively does not provide this. There are some corners cases that I think this answer does not handle (see my answer below stackoverflow.com/a/43716029/58678 which handl...
How do I determine the dependencies of a .NET application?
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Dependency walker works on normal win32 binaries. All .NET dll's and exe's have a small stub header part which makes them look like normal binaries, but all it basically says is "load the CLR" - so that's all that dependency walker will tell you.
To see whic...
Should private helper methods be static if they can be static
...urn Integer.parseInt(arg.substring(arg.length() - 1));
}
}
This is a bit of a contrived example but clearly recoverInt cannot be an instance method in this case.
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How can I sort a List alphabetically?
...every moment. So much information in a short declaration.
Real performance win in some cases. If you use a List, and insert values very often, and the list may be read between those insertions, then you have to sort the list after every insertion. The set does the same, but does it much faster.
Us...
Constants in Objective-C
...n unit. Usually, this is a single .m file (as in this example), but it can bite you if you declare it in a header which is included elsewhere, since you'll get linker errors after compilation
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In Windows cmd, how do I prompt for user input and use the result in another command?
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The syntax is as such: set /p variable=[string]
Check out http://commandwindows.com/batch.htm...
How to easily map c++ enums to strings
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It is if you have a bit of perl/python to read a list of strings from a text file and generate a .h file with the static char at compile time. ="Write programs to write programs"
– Martin Beckett
Mar 5 '09 ...
What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phon
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It's a bit worse, I use a calling card for international calls, so its local number in the US + account# (6 digits) + pin (4 digits) + "pause" + what you described above.
I suspect there might be other cases
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pandas DataFrame: replace nan values with average of columns
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