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What does the exclamation mark mean in a Haskell declaration?
..., has a ! in front of it, so is strictly evaluated: (4+4) is executed, and 8 is stored in that memory location.
The fourth parameter is also strictly evaluated. But here's where it gets a bit tricky: we're evaluating not fully, but only to weak normal head form. This means that we figure out whethe...
String comparison using '==' vs. 'strcmp()'
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edited Jun 26 '18 at 13:36
Timo Tijhof
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Print function log /stack trace for entire program using firebug
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Firefox provides console.trace() which is very handy to print the call stack. It is also availa...
Creating a zero-filled pandas data frame
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ShravanShravan
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How do I access the command history from IDLE?
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informatik01
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answered Jun 28 '10 at 12:25
shylentshylent
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How to show method parameter tooltip in C#?
... JYelton
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answered Jan 31 '11 at 10:15
LloydLloyd
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What is the 
 character?
...Justin NiessnerJustin Niessner
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What is the LD_PRELOAD trick?
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user
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answered Jan 8 '09 at 22:20
JesperEJesperE
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'float' vs. 'double' precision
...a decimal one.
Single precision (float) gives you 23 bits of significand, 8 bits of exponent, and 1 sign bit.
Double precision (double) gives you 52 bits of significand, 11 bits of exponent, and 1 sign bit.
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Returning redirect as response to XHR request
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218
What happens if the browser receives a redirect response to an ajax request?
If the server send...