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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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142
Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):00...
How to pass arguments into a Rake task with environment in Rails? [duplicate]
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119
TLDR;
task :t, [args] => [deps]
Original Answer
When you pass in arguments to rake tas...
Check if string begins with something? [duplicate]
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Use stringObject.substring
if (pathname.substring(0, 6) == "/sub/1") {
// ...
}
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How to change background color in android app
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19 Answers
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Is it possible to execute code once before all tests run?
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154
FWIW, you can use the AssemblyInitialize attribute to run code before all unit tests in an ass...
How to get position of a certain element in strings vector, to use it as an index in ints vector?
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159
To get a position of an element in a vector knowing an iterator pointing to the element, simpl...
Opposite of String.Split with separators (.net)
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129
Found the answer. It's called String.Join.
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Initialize a long in Java
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431
You should add L: long i = 12345678910L;.
Yes.
BTW: it doesn't have to be an upper case L, bu...
How can I get pg_dump to authenticate properly
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198
The Quick Solution
The problem is that it's trying to perform local peer authentication based...
How do I format XML in Notepad++?
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In my experience, libXML gives nice output but only if the file is 100% correctly formed.
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