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jQuery validate: How to add a rule for regular expression validation?
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this is super useful and should be included in jquery :(
– Grahame A
Aug 5 '11 at 19:47
3
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git: Show index diff in commit message as comment
...nows to ignore them as though they are comments.
– Brandon Rhodes
Mar 25 '12 at 11:21
@BrandonRhodes How to tell git b...
How to construct a std::string from a std::vector?
...only after assert(not v.empty());, since if the vector is empty, both v[0] and v.front() would invoke undefined behavior. That, aside from the syntactic simplicity of not having to use the address-of operator, is the real benefit of C++11's data() function, which works even on an empty vector.
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Sorting a vector of custom objects
...ting a vector containing custom (i.e. user defined) objects.
Probably, standard STL algorithm sort along with a predicate (a function or a function object) which would operate on one of the fields (as a key for sorting) in the custom object should be used.
Am I on the right track?
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How to check if a number is between two values?
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Tests whether windowsize is greater than 500 and lesser than 600 meaning that neither values 500 or 600 itself will result in the condition becoming true.
if (windowsize > 500 && windowsize < 600) {
// ...
}
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How do I log errors and warnings into a file?
How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)?
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How to get just the parent directory name of a specific file
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Use File's getParentFile() method and String.lastIndexOf() to retrieve just the immediate parent directory.
Mark's comment is a better solution thanlastIndexOf():
file.getParentFile().getName();
These solutions only works if the file has a parent file (e...
Detecting design mode from a Control's constructor
... this doesn't work in OnPaint, you may check this condition in constructor and store it in a class field.
– IMil
Apr 6 '16 at 18:37
3
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What format string do I use for milliseconds in date strings on iPhone?
...you just get zeros e.g. for the timeIntervalSince1970 of 1415986217.544384 and .SSSSSS you get .544000 so not a great solution.
– malhal
Nov 14 '14 at 17:31
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How to find serial number of Android device?
I need to use a unique ID for an Android app and I thought the serial number for the device would be a good candidate. How do I retrieve the serial number of an Android device in my app ?
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