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Counting occurrences in Vim without marking the buffer changed
In order to know how many times a pattern exists in current buffer, I do:
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Block Comments in Clojure
How do I comment multiple lines in Clojure?
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Change branch base
...t checkout PRO # Just to be clear which branch to be on.
git rebase --onto master demo PRO
Basically, you take all the commits from after demo up to PRO, and rebase them onto the master commit.
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How to swap keys and values in a hash
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Ruby has a helper method for Hash that lets you treat a Hash as if it was inverted (in essence, by letting you access keys through values):
{a: 1, b: 2, c: 3}.key(1)
=> :a
If you want to keep the inverted hash, then Hash#invert should wo...
What's the need of array with zero elements?
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This is a way to have variable sizes of data, without having to call malloc (kmalloc in this case) twice. You would use it like this:
struct bts_action *var = kmalloc(sizeof(*var) + extra, GFP_KERNEL);
This used to be not standard and was considered a hack (as Aniket said), but it was stand...
Passing multiple values to a single PowerShell script parameter
I have a script to which I pass server name(s) in $args.
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How to create a new branch from a tag?
I'd like to create a new master branch from an existing tag. Say I have a tag v1.0 . How to create a new branch from this tag?
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List of strings to one string
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I would go with option A:
String.Join(String.Empty, los.ToArray());
My reasoning is because the Join method was written for that purpose. In fact if you look at Reflector, you'll see that unsafe code was used to really optimize it. The other two also WORK, but I think ...
nosetests is capturing the output of my print statements. How to circumvent this?
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Either:
$ nosetests --nocapture mytest.py
Or:
$ NOSE_NOCAPTURE=1 nosetests mytests.py
(it can also be specified in the nose.cfg file, see nosetests --help)
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What is the reason for having '//' in Python? [duplicate]
I saw this in someone's code:
5 Answers
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