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Check existence of directory and create if doesn't exist
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edited Aug 15 '14 at 8:42
David Arenburg
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Twitter Bootstrap 3: how to use media queries?
...t:
@media(max-width:767px){}
@media(min-width:768px){}
@media(min-width:992px){}
@media(min-width:1200px){}
Note: FYI, this may be useful for debugging:
<span class="visible-xs">SIZE XS</span>
<span class="visible-sm">SIZE SM</span>
<span class="visible-md">SIZE MD&...
How to set cookie in node js using express framework?
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220
The order in which you use middleware in Express matters: middleware declared earlier will get...
C++ map access discards qualifiers (const)
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oɔɯǝɹ
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answered Nov 4 '08 at 18:37
lukeluke
31.2k...
ContextLoaderListener or not?
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edited Aug 23 '16 at 14:31
approxiblue
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Getting a File's MD5 Checksum in Java
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21 Answers
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Prevent automatic browser scroll on refresh
...url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed the page after looking around you would not be at the anchor and the page jumps around. Is there any way to prevent this with javascript? So that no-matter-what you would always navigate to the anc...
What limits does scala place on the “acceptable complexity” of inferred types?
...quite large, for example try this in a REPL:
:type Map(1 -> (1 to 10), 2 -> (1 to 10).toList)
scala.collection.immutable.Map[Int,scala.collection.immutable.Seq[Int] with scala.collection.AbstractSeq[Int] with Serializable{def reverse: scala.collection.immutable.Seq[Int] with scala.collection....
LEFT OUTER joins in Rails 3
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John Naegle
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answered Jul 14 '10 at 12:31
Neil MiddletonNeil Mi...
How to create an infinite loop in Windows batch file?
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295
How about using good(?) old goto?
:loop
echo Ooops
goto loop
See also this for a more use...