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Is there a more elegant way of adding an item to a Dictionary safely?
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248
Just use the indexer - it will overwrite if it's already there, but it doesn't have to be there ...
How to list all Git tags?
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983
git tag
should be enough. See git tag man page
You also have:
git tag -l <pattern&g...
What are the dangers when creating a thread with a stack size of 50x the default?
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8 Answers
8
Active
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Using numpy to build an array of all combinations of two arrays
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In newer version of numpy (>1.8.x), numpy.meshgrid() provides a much faster implementation:
@pv's solution
In [113]:
%timeit cartesian(([1, 2, 3], [4, 5], [6, 7]))
10000 loops, best of 3: 135 µs per loop
In [114]:
cartesian(([1, 2, 3], [4, 5], [6, 7]...
Toggle button using two image on different state
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create check.xml in drawable folder
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- When selected, use grey -->
<item android:drawable="@drawable/selected_image"
android:state_checked="true" /&...
store and retrieve a class object in shared preference
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BlundellBlundell
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1
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Laravel orderBy on a relationship
... of GROUP columns ...
– Sabine
Feb 18 '17 at 15:15
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show 2 more comments
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How to reliably open a file in the same directory as a Python script
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Hubert Grzeskowiak
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answered Oct 30 '10 at 19:13
André CaronAndré ...
How can I respond to the width of an auto-sized DOM element in React?
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edited Apr 18 at 19:03
answered Oct 8 '15 at 23:10
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