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Is it possible to decrypt MD5 hashes?
...hat there are 2128 possible MD5 hashes. That is a reasonably large number, and yet it is most definitely finite. And yet, there are an infinite number of possible inputs to a given hash function (and most of them contain more than 128 bits, or a measly 16 bytes). So there are actually an infinite nu...
Check if a variable is a string in JavaScript
... in the case of strings created with new String(), but this is seldom used and recommended against[1][2]. See the other answers for how to handle these, if you so desire.
The Google JavaScript Style Guide says to never use primitive object wrappers.
Douglas Crockford recommended that primitive o...
UnboundLocalError on local variable when reassigned after first use
The following code works as expected in both Python 2.5 and 3.0:
12 Answers
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MySQL foreign key constraints, cascade delete
I want to use foreign keys to keep the integrity and avoid orphans (I already use innoDB).
3 Answers
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SBT stop run without exiting
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with kill from the command line, or in the Task Manager (Windows), or Force Quit or Activity Monitor (Mac OS X), etc.
– Seth Tisue
Mar 21 '11 at 16:45
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Regex, every non-alphanumeric character except white space or colon
... letters
^ - negates them all - so you get - non numeric chars, non spaces and non colons
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How best to determine if an argument is not sent to the JavaScript function
...ed' if one is paranoid (see comments).
Using the || operator has become standard practice - all the cool kids do it - but be careful: The default value will be triggered if the argument evaluates to false, which means it might actually be undefined, null, false, 0, '' (or anything else for which Bo...
Restricting input to textbox: allowing only numbers and decimal point
How can I restrict input to a text-box so that it accepts only numbers and the decimal point?
32 Answers
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ReactJS state vs prop
This may be treading that line between answerable and opinionated, but I'm going back and forth as to how to structure a ReactJS component as complexity grows and could use some direction.
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How do I load a file into the python console?
...ontinuously copying/pasting into the python console. Is there a load command or something I can run? e.g. load file.py
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