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What is a “callback” in C and how are they implemented?
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207
There is no "callback" in C - not more than any other generic programming concept.
They're imp...
Why does the MongoDB Java driver use a random number generator in a conditional?
...hat this piece of code amounts to
if (!_ok && Math.random() <= 0.1)
return res;
The commit that originally introduced this logic had
if (_ok == true) {
_logger.log( Level.WARNING , "Server seen down: " + _addr, e );
} else if (Math.random() < 0.1) {
_logger.log( Level.WARNING ...
How to run Maven from another directory (without cd to project dir)?
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edited Sep 5 at 0:40
Aaron
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answered Ju...
Why is $$ returning the same id as the parent process?
...h 4, you can get the process ID of the child with BASHPID.
~ $ echo $$
17601
~ $ ( echo $$; echo $BASHPID )
17601
17634
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django - query filter on manytomany is empty
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150
print TestModel.objects.filter(manytomany=None)
...
Calling static generic methods
...e8/html/…
– Joanis
Nov 27 '14 at 20:07
3
A different way to specify the type of E would be to d...
How do you determine which backend is being used by matplotlib?
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answered Aug 26 '10 at 22:26
AndrewAndrew
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How can I add a help method to a shell script?
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here's an example for bash:
usage="$(basename "$0") [-h] [-s n] -- program to calculate the answer to life, the universe and everything
where:
-h show this help text
-s set the seed value (default: 42)"
seed=42
while getopts ':hs:' option; do
case "$option" i...
Haskell export current module with additional imported module
...M. DuBuisson
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How do you tell a specific Delayed::Job to run in console?
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answered Aug 4 '11 at 20:08
schizaschiza
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