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Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
I've seen Bash scripts test for a non-zero length string in two different ways. Most scripts use the -n option:
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Windows threading: _beginthread vs _beginthreadex vs CreateThread C++
What's a better way to start a thread, _beginthread , _beginthreadx or CreateThread ?
17 Answers
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Debugging Scala code with simple-build-tool (sbt) and IntelliJ
What's the easiest way to debug Scala code managed by sbt using IntelliJ's built-in debugger? The documentation from "RunningSbt" from sbt's google code site lists commands for running the main class for a project or the tests, but there seem to be no commands for debugging.
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How exactly does work?
I have a few <script> elements, and the code in some of them depend on code in other <script> elements. I saw the defer attribute can come in handy here as it allows code blocks to be postponed in execution.
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Python - How to sort a list of lists by the fourth element in each list? [duplicate]
...o sort the following list of lists by the fourth element (the integer) in each individual list.
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Can I use Objective-C blocks as properties?
Is it possible to have blocks as properties using the standard property syntax?
8 Answers
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How can I list ALL DNS records?
Is there any way I can list ALL DNS records for a domain?
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How to add items to a spinner in Android?
How to add items to a spinner?
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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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IIS7 Overrides customErrors when setting Response.StatusCode?
Having a weird problem here. Everybody knows that if you use web.config's customErrors section to make a custom error page, that you should set your Response.StatusCode to whatever is appropriate. For example, if I make a custom 404 page and name it 404.aspx, I could put <% Response.StatusCo...