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Reading output of a command into an array in Bash
...d the output of a command in my script into an array. The command is, for example:
3 Answers
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
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__func__ is an implicitly declared identifier that expands to a character array variable containing the function name when it is used inside of a function. It was added to C in C99. From C99 §6.4.2.2/1:
The identifier __func__ is implicitly declared by the translator as if...
How can I make setuptools install a package that's not on PyPI?
...lop", it says "writing dependency_links to foo.egg-info/dependency_links.txt", but doesn't actually download and install the package. I'm using a setuptools-based virtualenv if that helps.
– andrei
Aug 18 '10 at 17:31
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What is the best collation to use for MySQL with PHP? [closed]
...re you sure about this ? publib.boulder.ibm.com/infocenter/db2luw/v9r5/index.jsp?topic=/… The collation you choose can significantly impact the performance of queries in the database.
– Adam Ramadhan
Aug 7 '10 at 7:54
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What are the use cases for selecting CHAR over VARCHAR in SQL?
I realize that CHAR is recommended if all my values are fixed-width. But, so what? Why not just pick VARCHAR for all text fields just to be safe.
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What is the difference between sigaction and signal?
I was about to add an extra signal handler to an app we have here and I noticed that the author had used sigaction() to set up the other signal handlers. I was going to use signal() . To follow convention I should use sigaction() but if I was writing from scratch, which should I choose?
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What are the differences between a multidimensional array and an array of arrays in C#?
... and can be used more effectively. Multidimensional arrays have nicer syntax.
If you write some simple code using jagged and multidimensional arrays and then inspect the compiled assembly with an IL disassembler you will see that the storage and retrieval from jagged (or single dimensional) arrays ...
Why em instead of px?
...ould define sizes and distances in your stylesheet with em instead of in pixels. So the question is why should I use em instead of px when defining styles in css? Is there a good example that illustrates this?
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What is the meaning of the term arena in relation to memory?
...word and how it relates to memory, and found nothing. Here are a few contexts in which the author uses the term:
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How to use git bisect?
...e our history is so small. If the search range is of N commits, we should expect to test 1 + log2 N commits with git bisect instead of roughly N / 2 commits with a linear search.
Once you've found the commit that introduced the regression, you can study it to find the issue. Once this is done, you ...