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Accessing JPEG EXIF rotation data in JavaScript on the client side
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Passing multiple error classes to ruby's rescue clause in a DRY fashion
...ds to vacuity:
[a, *[], b] # => [a, b]
One difference between ruby 1.8 and ruby 1.9 is with nil.
[a, *nil, b] # => [a, b] (ruby 1.9)
[a, *nil, b] # => [a, nil, b] (ruby 1.8)
Be careful with objects on which to_a is defined, as to_a will be applied in such cases:
[a, *{k: :v}, ...
Check if array is empty or null
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answered Aug 25 '11 at 23:48
jfriend00jfriend00
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Add a number to each selection in Sublime Text 2, incremented once per selection
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PJSCopeland
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answered Feb 3 '13 at 8:15
aantonaanton
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Checking if a key exists in a JavaScript object?
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edited Oct 10 '19 at 18:56
answered Jul 8 '09 at 15:51
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Compare dates in MySQL
... Tadeck
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answered Sep 6 '10 at 14:59
NikNik
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TypeScript type signatures for functions with variable argument counts
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edited Jul 12 '18 at 21:48
answered Oct 5 '12 at 3:53
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jQuery posting JSON
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davidism
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answered Apr 6 '11 at 18:19
Kyle WildKy...
Check number of arguments passed to a Bash script
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answered Sep 2 '13 at 8:30
konsoleboxkonsolebox
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Create a tar.xz in one command
...r to man tar :)
tar cfJ <archive.tar.xz> <files>
Edit 2015-08-10:
If you're passing the arguments to tar with dashes (ex: tar -cf as opposed to tar cf), then the -f option must come last, since it specifies the filename (thanks to @A-B-B for pointing that out!). In that case, the com...