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How does one use rescue in Ruby without the begin and end block
I know of the standard technique of having a begin rescue end
5 Answers
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Is explicitly closing files important?
In Python, if you either open a file without calling close() , or close the file but not using try - finally or the " with " statement, is this a problem? Or does it suffice as a coding practice to rely on the Python garbage-collection to close all files? For example, if one does this:
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Cross-platform way of getting temp directory in Python
Is there a cross-platform way of getting the path to the temp directory in Python 2.6?
4 Answers
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PHP: Move associative array element to beginning of array
What would be the best method of moving any element of an associative array to the beginning of the array?
6 Answers
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gitignore does not ignore folder
In the root of my project I have a foo folder. Inside the foo folder I have a bar folder. I would like to ignore all changes to all files inside my bar folder. I have this in my gitignore :
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postgresql port confusion 5433 or 5432?
I have installed postgresql on OSX. When I run psql, I get
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Str_replace for multiple items
I remember doing this before, but can't find the code. I use str_replace to replace one character like this: str_replace(':', ' ', $string); but I want to replace all the following characters \/:*?"<>| , without doing a str_replace for each.
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How does Haskell printf work?
Haskell's type safety is second to none only to dependently-typed languages. But there is some deep magic going on with Text.Printf that seems rather type-wonky.
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Environment variable to control java.io.tmpdir?
I've used the TMP environment variable to control things like where gcc writes it's temporary files, but I can't seem to find an equivalent for java's createTempFile API.
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