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How do you discover model attributes in Rails?
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278
For Schema related stuff
Model.column_names
Model.columns_hash
Model.column...
How do I put my website's logo to be the icon image in browser tabs?
...r your website you should:
Make a square image of your logo (preferably 32x32 or 16x16 pixels, as far as I know there's no max size*), and transform it into an .ico file. You can do this on Gimp, Photoshop (with help of a plugin) or a website like Favicon.cc or RealFaviconGenerator.
Then, you have...
How do you loop in a Windows batch file?
...nd can be any internal or external command, batch file or even - in OS/2 and NT - a list of commands
parameters contains the command line parameters for command.
In this example, command will be executed once for every element in list, using parameters if specified.
A special type of paramete...
What is the main purpose of setTag() getTag() methods of View?
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642
Let's say you generate a bunch of views that are similar. You could set an OnClickListener for e...
How to change highlighted occurrences color in Eclipse's sidebar?
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ColinDColinD
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Why does ReSharper tell me “implicitly captured closure”?
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392
The warning tells you that the variables end and start stay alive as any of the lambdas inside t...
What does a lazy val do?
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The difference between them is, that a val is executed when it is defined whereas a lazy val is ...
Should try…catch go inside or outside a loop?
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How do I search within an array of hashes by hash values in ruby?
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428
You're looking for Enumerable#select (also called find_all):
@fathers.select {|father| father[...