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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 ...
What are the best Haskell libraries to operationalize a program? [closed]
...4,952 bytes allocated in the heap
1 MB total memory in use
%GC time 0.0% (6.1% elapsed)
Productivity 100.0% of total user, 0.0% of total elapsed
You can get this in machine-readable format too:
$ ./A +RTS -t --machine-readable
[("bytes allocated", "64952")
,("num_GCs", "1")
,("averag...
Accessing attributes from an AngularJS directive
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answered Aug 11 '12 at 10:31
Artem AndreevArtem Andreev
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LaTeX: Prevent line break in a span of text
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answered Jun 18 '09 at 18:02
Jouni K. SeppänenJouni K. Seppänen
33.9k55 gold badges6767 silver badges9696 bronze badges
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Private and protected constructor in Scala
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190
You can declare the default constructor as private/protected by inserting the appropriate keywor...
How to get the anchor from the URL using jQuery?
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208
You can use the .indexOf() and .substring(), like this:
var url = "www.aaa.com/task1/1.3.html#...
ASP.NET Temporary files cleanup
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dthrasherdthrasher
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not None test in Python [duplicate]
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1033
if val is not None:
# ...
is the Pythonic idiom for testing that a variable is not set t...
Generate URL in HTML helper
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answered Sep 18 '09 at 10:27
Darin DimitrovDarin Dimitrov
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How to get “their” changes in the middle of conflicting Git rebase?
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509
You want to use:
git checkout --ours foo/bar.java
git add foo/bar.java
If you rebase a branc...