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Combine Date and Time columns using python pandas
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11 Answers
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What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
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261
It depends on whether you're using a log command or a diff command. In the log case, it's in the...
Efficient evaluation of a function at every cell of a NumPy array
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164
You could just vectorize the function and then apply it directly to a Numpy array each time yo...
How to get number of entries in a Lua table?
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132
You already have the solution in the question -- the only way is to iterate the whole table wi...
How to get the Android device's primary e-mail address
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12 Answers
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Repeat Character N Times
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1245
These days, the repeat string method is implemented almost everywhere. (It is not in Internet...
Getting HTTP code in PHP using curl
...Y, true); // we don't need body
curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
curl_setopt($ch, CURLOPT_TIMEOUT,10);
$output = curl_exec($ch);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo 'HTTP code: ' . $httpcode;
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How do you match only valid roman numerals with a regular expression?
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16 Answers
16
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Seeding the random number generator in Javascript
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13 Answers
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php: determine where function was called from
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129
You can use debug_backtrace().
Example:
<?php
function epic( $a, $b )
{
fail( $a . '...