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What is the Windows equivalent of the diff command?
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The base install of Cygwin does not seem to include diff. What additional packages do I need to install to get it?
– Warren Dew
Apr 3 '15 at 17:42
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Identifying the dependency relationship for python packages installed with pip
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pipdeptree is great. Unfortunately it does not appear to take into account dependencies for packages installed by conda: e.g. in a conda env where matplotlib and numpy were installed using pip, but scipy was installed using conda, scipy shows up in the pipdeptree...
How to combine two jQuery results
...at in the line "$all.add('.bar');", variable $all is not changed and thus, does not hold all elements. You would need to assign the return value again like "$all = $all.add('.bar');".
– Wolfram
Jan 10 '11 at 14:58
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
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dill also does a pretty good job of getting the source code from functions and lambdas and saving those to disk, if you'd prefer that over object pickling.
– Mike McKerns
Jan 23 '14 at 4:03
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How can I convert a datetime object to milliseconds since epoch (unix time) in Python?
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Why oh why does datetime.utcfromtimestamp(0) return a datetime without tzinfo? It's right there in the method name, utcfromtimestamp. In order to make it non-naive I have to do something like datetime.utcfromtimestamp(0).replace(tzinfo=...
Connecting overloaded signals and slots in Qt 5
...aking the PMF. But in the meanwhile...
Note: the PMF-based connect syntax does not require C++11!
Addendum 2: in Qt 5.7 helper functions were added to mitigate this, modelled after my workaround above. The main helper is qOverload (you've also got qConstOverload and qNonConstOverload).
Usage e...
Stop caching for PHP 5.5.3 in MAMP
...ing OPcache in php.ini in /Applications/MAMP/bin/php/php5.5.3/conf/php.ini does nothing, but adding opcache_reset(); to index.php worked.
– Даниил Пронин
Feb 4 '14 at 7:50
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Copy array items into another array
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@kaqqao because push doesn't won't flatten an array of values. concat achieves what the question requires.
– WiseGuyEh
Mar 6 '17 at 20:26
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quick random row selection in Postgres
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In fact, v8.4 is essential for this to work, doesn't work for <=8.3.
– Antony Hatchkins
Oct 24 '12 at 10:16
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How to use index in select statement?
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This post does not answer the question. The answer is, in short: you don't have to specify index in query. It is used (or not) automagically. You can force it, however. More details (when and why do this) in other posts below.
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