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How does Junit @Rule work?
...nal functionality which applies to all tests within a test class, but in a more generic way.
For instance, ExternalResource executes code before and after a test method, without having to use @Before and @After. Using an ExternalResource rather than @Before and @After gives opportunities for better...
How to check if a database exists in SQL Server?
... change the system tables as they please. But in this case, after looking more closely, INFORMATION_SCHEMA doesn't work, so this is probably the best option.
– mwigdahl
Mar 24 '09 at 20:21
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What must I know to use GNU Screen properly? [closed]
... I don't use ^A k because of the possibility of accidentally killing more than I intend. Instead, I just exit out of the shell in a window using ^D (or exit). The screen window automatically closes after exiting the last shell in a window.
– Greg Hewgill
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What exactly are unmanaged resources?
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Thread context switch Vs. process context switch
...the registers is the largest fixed cost of performing a context switch.
A more fuzzy cost is that a context switch messes with the processors cacheing mechanisms. Basically, when you context switch, all of the memory addresses that the processor "remembers" in its cache effectively become useless. ...
Best Practices: working with long, multiline strings in PHP?
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Better way to shuffle two numpy arrays in unison
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I didn't know that. That makes me much more comfortable with it. Thank you.
– Josh Bleecher Snyder
Jan 5 '11 at 19:17
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Converting HTML string into DOM elements? [duplicate]
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