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What is the difference between String.slice and String.substring?
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answered Feb 11 '10 at 10:36
Daniel VassalloDaniel Vassallo
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Compiling C++11 with g++
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543
Flags (or compiler options) are nothing but ordinary command line arguments passed to the compil...
Backing beans (@ManagedBean) or CDI Beans (@Named)?
I've just started reading through Core JavaServer Faces, 3rd Ed. and they say this (emphasis mine):
5 Answers
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GROUP_CONCAT ORDER BY
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317
You can use ORDER BY inside the GROUP_CONCAT function in this way:
SELECT li.client_id, grou...
Create list of single item repeated N times
....timeit('itertools.repeat(0, 10)', 'import itertools', number = 1000000)
0.37095273281943264
>>> timeit.timeit('[0] * 10', 'import itertools', number = 1000000)
0.5577236771712819
But wait - it's not a fair test...
>>> itertools.repeat(0, 10)
repeat(0, 10) # Not a list!!!
The...
Entity Framework - Start Over - Undo/Rollback All Migrations
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358
You can rollback to any migration by using:
Update-Database -TargetMigration:"MigrationName"
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What are the Ruby File.open modes and options?
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380
In Ruby IO module documentation, I suppose.
Mode | Meaning
-----+---------------------------...
WPF Command Line
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answered Jan 8 '09 at 23:13
Matt HamiltonMatt Hamilton
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Placeholder Mixin SCSS/CSS
...-lang.com/docs/yardoc/file.SASS_REFERENCE.html#mixin-content
As of Sass 3.4, this mixin can be written like so to work both nested and unnested:
@mixin optional-at-root($sel) {
@at-root #{if(not &, $sel, selector-append(&, $sel))} {
@content;
}
}
@mixin placeholder {
@include ...
What is the difference between t.belongs_to and t.references in rails?
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answered Oct 17 '11 at 14:34
muffinistamuffinista
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