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In Vim is there a way to delete without putting text in the register?
Using Vim I often want to replace a block of code with a block that I just yanked.
25 Answers
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How does Facebook Sharer select Images and other metadata when sharing my URL?
When using Facebook Sharer, Facebook will offer the user the option of using 1 of a few images pulled from the source as a preview for their link. How are these images selected, and how can I ensure that any particular image on my page is always included in this list?
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Detect & Record Audio in Python
I need to capture audio clips as WAV files that I can then pass to another bit of python for processing. The problem is that I need to determine when there is audio present and then record it, stop when it goes silent and then pass that file to the processing module.
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How to fix height of TR?
Is it possible to fix the height of a row (tr) on a table?
7 Answers
7
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grep a tab in UNIX
How do I grep tab (\t) in files on the Unix platform?
22 Answers
22
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Which is the fastest algorithm to find prime numbers?
Which is the fastest algorithm to find out prime numbers using C++? I have used sieve's algorithm but I still want it to be faster!
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not:first-child selector
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One of the versions you posted actually works for all modern browsers (where CSS selectors level 3 are supported):
div ul:not(:first-child) {
background-color: #900;
}
If you need to support legacy browsers, or if you are hindered by the :not...
Recursion in Angular directives
There are a couple of popular recursive angular directive Q&A's out there, which all come down to one of the following solutions:
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detect key press in python?
I am making a stopwatch type program in python and I would like to know how to detect if a key is pressed (such as p for pause and s for stop), and I would not like it to be something like raw_input that waits for the user's input before continuing execution. Anyone know how to do this in a while lo...
NOT IN vs NOT EXISTS
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I always default to NOT EXISTS.
The execution plans may be the same at the moment but if either column is altered in the future to allow NULLs the NOT IN version will need to do more work (even if no NULLs are actually present in the data) and the semantics of NOT IN if ...