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Generate a Hash from string in Javascript
...based code (hash * 31) + char is identical to the output produced by the shift-based code ((hash<<5)-hash)+char, even for very long strings (I've tested it with strings containing over a million characters), so it's not "unusable" in terms of accuracy. The complexity is O(n) for both the numbe...
Windows Forms - Enter keypress activates submit button?
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If you set your Form's AcceptButton property to one of the Buttons on the Form, you'll get that behaviour by default.
Otherwise, set the KeyPreview property to true on the Form and handle its KeyDown event. You can check for...
What's the regular expression that matches a square bracket?
...ed May 29 '09 at 20:51
Peter StuifzandPeter Stuifzand
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Printing Python version in output
... sys
print(sys.version)
This prints the full version information string. If you only want the python version number, then Bastien Léonard's solution is the best. You might want to examine the full string and see if you need it or portions of it.
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How can I account for period (AM/PM) using strftime?
Specifically I have code that simplifies to this:
4 Answers
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How to stop “setInterval” [duplicate]
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I would suggest to add a if (timerId)clearInteral(timerId) before timerId = setInterval - otherwise, it's not guaranteed that the interval is cleared if focus is called more often than blur. when testing this I saw this situation a few times (on IE10...
Oracle find a constraint
...00381400'
/
Like all data dictionary views, this a USER_CONSTRAINTS view if you just want to check your current schema and a DBA_CONSTRAINTS view for administration users.
The construction of the constraint name indicates a system generated constraint name. For instance, if we specify NOT NULL i...
What's the difference between `=` and `
... to use both = and <- as variable assignment operators. What's the difference between them? Which one should I use?
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On duplicate key ignore? [duplicate]
... IGNORE containing all of these categories rather than testing to see the differences between these categories.
– Jay
Sep 25 '13 at 16:35
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How do I set a JLabel's background color?
In my JPanel , I set the background of a JLabel to a different color. I can see the word "Test" and it's blue, but the background doesn't change at all. How can I get it to show?
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