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Regarding 'main(int argc, char *argv[])' [duplicate]
Every program is starting with the main(int argc, char *argv[]) definition.
8 Answers
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In bash, how does one clear the current input?
Suppose in bash you start writing a command like:
11 Answers
11
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Preferred method to store PHP arrays (json_encode vs serialize)
... memory limit errors
$testArray = fillArray(0, 5);
// Time json encoding
$start = microtime(true);
json_encode($testArray);
$jsonTime = microtime(true) - $start;
echo "JSON encoded in $jsonTime seconds\n";
// Time serialization
$start = microtime(true);
serialize($testArray);
$serializeTime = micr...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...kmeans a random sample of nsample ~ sqrt(N) from X
2) full kmeans, starting from those centres
"""
# merge w kmeans ? mttiw
# v large N: sample N^1/2, N^1/2 of that
# seed like sklearn ?
N, dim = X.shape
if nsample == 0:
nsample = max( 2*np.sqrt(N)...
Performing regex Queries with pymongo
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Note also that regex's anchored at the start (ie: starting with ^) are able to use indexes in the db, and will run much faster in that case.
– drevicko
Aug 13 '13 at 23:31
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git pull while not in a git directory
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Starting git 1.8.5 (Q4 2013), you will be able to "use a Git command, but without having to change directories".
Just like "make -C <directory>", "git -C <directory> ..." tells Git to go there before doing any...
Is there a JavaScript MVC (micro-)framework? [closed]
...bsite. I'd imagine those are only there to pacify the Rails fanboys. :) Start with the basic JQueryMX object model, and create a controller.
– Chris Jaynes
Aug 31 '11 at 2:41
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Forward an invocation of a variadic function in C
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/* Initialise the va_list variable with the ... after fmt */
va_start(myargs, fmt);
/* Forward the '...' to vprintf */
ret = vprintf(fmt, myargs);
/* Clean up the va_list */
va_end(myargs);
return ret;
}
This should give you the effect that you are looking for.
I...
Sending data back to the Main Activity in Android
... from a list or entering data in a dialog box. In this case you should use startActivityForResult to launch your child Activity.
This provides a pipeline for sending data back to the main Activity using setResult. The setResult method takes an int result value and an Intent that is passed back to t...
Check if a string contains another string
...Compare)
will give you a value of 14.
Note that you have to specify the start position in this case as stated in the specification I linked: The start argument is required if compare is specified.
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