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What is the difference between gsub and sub methods for Ruby Strings
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209
The g stands for global, as in replace globally (all):
In irb:
>> "hello".sub('l', '*')...
How to change a PG column to NULLABLE TRUE?
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answered Jan 27 '11 at 5:30
mu is too shortmu is too short
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Initializing a two dimensional std::vector
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208
Use the std::vector::vector(count, value) constructor that accepts an initial size and a defaul...
Most efficient way to remove special characters from string
...om a string. Allowed characters are A-Z (uppercase or lowercase), numbers (0-9), underscore (_), or the dot sign (.).
24 An...
Is there a difference between /\s/g and /\s+/g?
...g replaced with the empty string because of the +.
However, just like how 0 multiplied by anything else is 0, it seems as if both methods strip spaces in exactly the same way.
If you change the replacement string to '#', the difference becomes much clearer:
var str = ' A B C D EF ';
console.l...
How do I run a single test with Nose in Pylons
I have a Pylons 1.0 app with a bunch of tests in the test/functional directory.
I'm getting weird test results and I want to just run a single test.
The nose documentation says I should be able to pass in a test name at the command line but I get ImportErrors no matter what I do
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How can I find out what version of git I'm running?
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GarethGareth
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How to style CSS role
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190
Use CSS attribute selectors:
https://developer.mozilla.org/en-US/docs/CSS/Attribute_selectors
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Repeat string to certain length
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Joop
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answered Aug 2 '10 at 19:30
Jason ScheirerJason Scheirer
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Can I checkout github wikis like a git repository?
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Arkku
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answered Aug 14 '10 at 15:57
Max MasnickMax Masni...