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How to check if a string is a valid hex color representation?
...d support for 3-character HEX codes, use the following:
/^#([0-9A-F]{3}){1,2}$/i.test('#ABC')
The only difference here is that
[0-9A-F]{6}
is replaced with
([0-9A-F]{3}){1,2}
This means that instead of matching exactly 6 characters, it will match exactly 3 characters, but 1 or 2 times. Al...
Fancybox doesn't work with jQuery v1.9.0 [ f.browser is undefined / Cannot read property 'msie' ]
Fancybox breaks with the new jQuery v1.9.0.
4 Answers
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Do we still need end slashes in HTML5?
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edited Sep 9 '11 at 19:30
answered Sep 9 '11 at 19:11
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How does one use rescue in Ruby without the begin and end block
...on blocks.
– Jörg W Mittag
Oct 22 '11 at 11:25
can you do def rescue ensure end as well?
– Moha...
What is the easiest way to push an element to the beginning of the array?
...f self, moving other elements upwards.
And in use:
irb>> a = [ 0, 1, 2]
=> [0, 1, 2]
irb>> a.unshift('x')
=> ["x", 0, 1, 2]
irb>> a.inspect
=> "["x", 0, 1, 2]"
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Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
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Capturing Groups From a Grep RegEx
I've got this little script in sh (Mac OSX 10.6) to look through an array of files. Google has stopped being helpful at this point:
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Breaking up long strings on multiple lines in Ruby without stripping newlines
...
Maybe this is what you're looking for?
string = "line #1"\
"line #2"\
"line #3"
p string # => "line #1line #2line #3"
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SQL selecting rows by most recent date
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147
You can use a GROUP BY to group items by type and id. Then you can use the MAX() Aggregate fu...
Maven Install on Mac OS X
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OS X prior to Mavericks (10.9) actually comes with Maven 3 built in.
If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it.
Assuming qualifications are met, run mvn -version ...