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How to add new item to hash
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@maguri hash.merge!(item2: 2) performs slower compared to hash[:item2] = 2 when there is only one argument
– Rahul Dess
Oct 5 '18 at 22:00
add a c...
Rails mapping array of hashes onto single hash
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You could compose Enumerable#reduce and Hash#merge to accomplish what you want.
input = [{"testPARAM1"=>"testVAL1"}, {"testPARAM2"=>"testVAL2"}]
input.reduce({}, :merge)
is {"testPARAM2"=>"testVAL2", "testPARAM1"=>"testV...
What does the “expand” option do in grunt-contrib-copy? The examples all use it but the docs say not
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How can I pass a constant value for 1 binding in multi-binding?
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104
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Checking for the correct number of arguments
... passing in the correct number of arguments, and checking to make sure the command line argument actually exists and is a directory.
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Is it Linq or Lambda?
... that both of these flavors will end up producing the exact same code. The compiler offers you a service by allowing you to express your wishes in the manner that you prefer.
And this is a lambda:
x => x.Value == 1
When you choose to use method syntax, LINQ is almost always seen around lambda...
How to fix error with xml2-config not found when installing PHP from sources?
When I try to install php 5.3 stable from source on Ubuntu (downloading compressed installation file from http://www.php.net/downloads.php ) and I run ./configure I get this error:
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jQuery hasClass() - check for more than one class
...lo" elements there. Fixed version in order to make validators happy: jsbin.com/uqoku/2/edit
– Matchu
Feb 6 '10 at 22:38
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Gradle store on local file system
...does Gradle store them? I checked the .gradle folder there, but saw only compiled scripts.
15 Answers
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