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Find the extension of a filename in Ruby
...cepted_formats.include? File.extname("example.pdf")
=> true
irb(main):005:0> accepted_formats.include? File.extname("example.txt")
=> true
irb(main):006:0> accepted_formats.include? File.extname("example.png")
=> false
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How to implement a property in an interface
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Stefan SteineggerStefan Steinegger
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Can I update a component's props in React.js?
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254
A component cannot update its own props unless they are arrays or objects (having a component u...
Can I add a UNIQUE constraint to a PostgreSQL table, after it's already created?
...h_no_name
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answered Jul 28 '09 at 14:30
hhaamuhhaamu
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Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
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JWWalkerJWWalker
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What is the difference between t.belongs_to and t.references in rails?
...2007.
– muffinista
Oct 17 '11 at 20:55
4
IMO, references is an ambiguous choice for a term. They ...
Specify pane percentage in tmuxinator project
...h select-layout. For example:
$ tmux list-windows
0: ksh [159x48]
layout: bb62,159x48,0,0{79x48,0,0,79x48,80,0}
$ tmux select-layout bb62,159x48,0,0{79x48,0,0,79x48,80,0}
tmux automatically adjusts the size of the layout for the current window
size. Note that a ...
Rails: where does the infamous “current_user” come from?
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answered Oct 4 '12 at 3:51
Zach KempZach Kemp
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How to configure an existing git repo to be shared by a UNIX group
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