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In Postgresql, force unique on combination of two columns
...ude null values.)" postgresql.org/docs/8.1/static/ddl-constraints.html#AEN2038
– ndequeker
Feb 3 '17 at 13:53
How can ...
How can I get the current language in Django?
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edited Nov 29 '17 at 16:30
Will
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answered Jul 28 '10 at 20:19
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Correct way to use _viewstart.cshtml and partial Razor views?
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edited Nov 2 '10 at 23:01
answered Nov 2 '10 at 21:23
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How do I ALTER a PostgreSQL table and make a column unique?
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edited May 23 '17 at 12:02
Community♦
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answered Jan 22 '09 at 15:22
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How to sort List of objects by some property
...son = compare(x.timeStarted, y.timeStarted);
return startComparison != 0 ? startComparison
: compare(x.timeEnded, y.timeEnded);
}
// I don't know why this isn't in Long...
private static int compare(long a, long b) {
return a < b ? -1
: a &g...
Symfony 2 EntityManager injection in service
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answered Jul 22 '14 at 0:09
Chadwick MeyerChadwick Meyer
5,93366 gold badges3434 silver badges6262 bronze badges
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Simple logical operators in Bash
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700
What you've written actually almost works (it would work if all the variables were numbers), bu...
Can bash show a function's definition?
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370
Use type. If foobar is e.g. defined in your ~/.profile:
$ type foobar
foobar is a function
foob...
How can I find all matches to a regular expression in Python?
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Mike Fogel
2,4902020 silver badges2020 bronze badges
answered Jan 15 '11 at 3:54
AmberAmber
4...
How to apply `git diff` patch without Git installed?
...hfile if you need handle file adds, deletes and renames.
EDIT December 2015
Latest versions of patch command (2.7, released in September 2012) support most features of the "diff --git" format, including renames and copies, permission changes, and symlink diffs (but not yet binary diffs) (release...