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Checking if a double (or float) is NaN in C++
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jalfjalf
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Append values to a set in Python
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420
keep.update(yoursequenceofvalues)
e.g, keep.update(xrange(11)) for your specific example. O...
Preferred method to store PHP arrays (json_encode vs serialize)
...By default, only public properties are serialized with JSON. (in PHP>=5.4 you can implement JsonSerializable to change this behavior).
JSON is more portable
And there's probably a few other differences I can't think of at the moment.
A simple speed test to compare the two
<?php
ini_set('d...
Run PostgreSQL queries from the command line
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504
psql -U username -d mydatabase -c 'SELECT * FROM mytable'
If you're new to postgresql and unfam...
How can I shift-select multiple checkboxes like GMail?
...value="3" />Check 3<br/>
<input type="checkbox" id="id_chk4" class="chkbox" value="4" />Check 4<br/>
<input type="checkbox" id="id_chk5" class="chkbox" value="5" />Check 5<br/>
<input type="checkbox" id="id_chk6" class="chkbox" value="6" />Check ...
How to trigger ngClick programmatically
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answered Jun 20 '14 at 19:14
clopezclopez
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Hidden Features of Xcode
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343
votes
Switch to Header/Source File
Option ⌥ Command ⌘ Up Arrow ↑
View >...
What is the reason for having '//' in Python? [duplicate]
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edited Oct 8 '09 at 4:29
answered Oct 8 '09 at 4:17
M...
How can I run MongoDB as a Windows service?
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edited May 2 '12 at 14:01
Ry-♦
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answe...
How to get my IP address programmatically on iOS/macOS?
...matically.
How can I query the networking subsystem to find out what my IPv4 (and IPv6) addresses are?
10 Answers
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