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Mark error in form using Bootstrap
... <small id="passwordHelp" class="text-danger">
Must be 8-20 characters long.
</small>
</div>
</div>
</form>
</div>
Bootstrap v3
See the live version on codepen
<form role="form">
<div class="form-group has-warn...
How do I undo 'git add' before commit?
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10757
You can undo git add before commit with
git reset <file>
which will remove it from the...
Cookies vs. sessions
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answered Jun 6 '11 at 14:40
FoscoFosco
35.5k66 gold badges7777 silver badges9898 bronze badges
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How to store a list in a column of a database table
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edited Jun 18 '10 at 14:52
answered Jun 18 '10 at 14:25
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Amazon S3 direct file upload from client browser - private key disclosure
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220
+100
I think ...
How to implement the activity stream in a social network
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Summary: For about 1 million active users and 150 million stored activities, I keep it simple:
Use a relational database for storage of unique activities (1 record per activity / "thing that happened") Make the records as compact as you can. Structure so that you can qu...
Python vs Bash - In which kind of tasks each one outruns the other performance-wise? [closed]
.... I even found this that claims that you can see an improvement of over 2000% on dictionary-based operations.
11 Answers
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Android splash screen image sizes to fit all devices
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Disclaimer
This answer is from 2013 and is seriously outdated. As of Android 3.2 there are now 6 groups of screen density. This answer will be updated as soon as I am able, but with no ETA. Refer to the official documentation for all the densities at the mo...
When should I use a composite index?
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answered Dec 1 '09 at 3:31
Mark CanlasMark Canlas
8,69144 gold badges3636 silver badges6060 bronze badges
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jquery's append not working with svg element?
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250
When you pass a markup string into $, it's parsed as HTML using the browser's innerHTML property...