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Should import statements always be at the top of a module?
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This strikes me as an excellent reason to import within functions rather than in the global scope. I'm quite surprised nobody else has mentioned doing it for this same reason. Are there are any significant downsides, besides performance and verbos...
How to declare a global variable in JavaScript?
...y application where you're going to use this variable, Felix's approach is excellent. However, if you're writing a jQuery plugin, consider "namespacing" (details on the quotes later...) variables and functions needed under the jQuery object. For example, I'm currently working on a jQuery popup menu ...
What are the options for storing hierarchical data in a relational database? [closed]
...ostgres you can then use the set operators to query the hierarchy, and get excellent performance with GIN indices. This makes finding parents, children, and depth pretty trivial in a single query. Updates are pretty manageable as well.
I have a full write up of using arrays for materialized paths...
Django: How to manage development and production settings?
...vate should read DJANGO_SETTINGS_MODULE="SiteName.test_settings" Otherwise excellent answer!
– alexbhandari
May 2 '14 at 4:00
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Extract substring using regexp in plain bash
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I could've probably got the perl solution, but it's an excellent plus. Thanks!
– andrux
Nov 14 '12 at 5:26
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
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Excellent answer. Some people seem to have the impression that overflow is some kind of error or failure, but it is not.
– Wouter Lievens
Jul 10 '14 at 14:59
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How to add hyperlink in JLabel?
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not doing the connecting on the EDT is an excellent catch! Need to fix SwingX HyperlinkAction to not doing it as well :-)
– kleopatra
Oct 29 '12 at 10:20
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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
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Excellent realistic use case
– Craig Jackson
Sep 4 at 3:21
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HTML5 record audio to file
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excellent answer, i find your script easy and simple. however, i was trying to change the start button to do the job of request stream also, any ideas? github.com/Mido22/MediaRecorder-sample/issues/6
– E...
How to hide image broken Icon using only CSS/HTML?
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The linked article has an excellent explanation on how the browsers handle images, but keep in mind that this solution works only if you have a solid background and you want to cover everything with another box of the same solid color, or with another...