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Backwards migration with Django South
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Your app should have a migrations directory, with files in it named like
0000_initial.py
0001_added_some_fields.py
0002_added_some_more_fields.py
0003_deleted_some_stuff.py
Normally, when you run ./manage.py migrate your_app, South runs all new migrations, in order. (It looks at the database tab...
SQL Server - When to use Clustered vs non-Clustered Index?
...ason)
it should be non-nullable and ideally also fixed width - a varchar(250) makes a very poor clustering key
Anything else should really be second and third level of importance behind these points ....
See some of Kimberly Tripp's (The Queen of Indexing) blog posts on the topic - anything she h...
What limits does scala place on the “acceptable complexity” of inferred types?
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10
When inferring types, the compiler often needs to calculate the Least Upper Bound (LUB) of a lis...
Add hover text without javascript like we hover on a user's reputation
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508
Use the title attribute, for example:
<div title="them's hoverin' words">hover me&...
How to force a SQL Server 2008 database to go Offline
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answered Jun 9 '10 at 12:21
abatishchevabatishchev
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Sorting dropdown alphabetically in AngularJS
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answered Sep 7 '12 at 3:02
GloopyGloopy
37.4k1515 gold badges9999 silver badges7171 bronze badges
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Version vs build in Xcode
...d deployment target. The version field is blank and the build field is 3.4.0 (which matches the version of the app from when I was still editing with Xcode 3).
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How to open files relative to home directory
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109
The shell (bash, zsh, etc) is responsible for wildcard expansion, so in your first example the...
How to remove the last character from a string?
...ring method(String str) {
if (str != null && str.length() > 0 && str.charAt(str.length() - 1) == 'x') {
str = str.substring(0, str.length() - 1);
}
return str;
}
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Undo a Git commit after push using reverse patch?
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50
Sounds like you want to use git-revert.
https://www.kernel.org/pub/software/scm/git/docs/git-re...