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What are the best practices for catching and re-throwing exceptions?
Should caught exceptions be re-thrown directly, or should they be wrapped around a new exception?
5 Answers
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Specifying Maven's local repository location as a CLI parameter
Is it possible to set the location of the local Maven repository as argument on the Maven command line?
3 Answers
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What is meant by Ems? (Android TextView)
What is meant by Ems (related to a TextView)? For example in
6 Answers
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Get Unix Epoch Time in Swift
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Note this needs to have Foundation imported.
– AlBlue
Aug 2 '14 at 20:54
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Replace line break characters with in ASP.NET MVC Razor view
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quirksmode.org/css/whitespace.html has a good explanation of pre-line (I was only aware of nowrap and pre).
– James Skemp
Aug 12 '12 at 16:24
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Call a function from another file?
Set_up: I have a .py file for each function I need to use in a program.
17 Answers
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How to test a confirm dialog with Cucumber?
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Seems like there's no way to do it in Capybara, unfortunately. But if you're running your tests with the Selenium driver (and probably other drivers that support JavaScript), you can hack it. Just before performing the action that would bring up the confirm dialog, override t...
Is there a way to pass optional parameters to a function?
...ther a caller supplied an optional parameter.
First, you can use special formal parameter syntax *. If the function definition has a formal parameter preceded by a single *, then Python populates that parameter with any positional parameters that aren't matched by preceding formal parameters (as a ...
Java dynamic array sizes?
... created. You either have to allocate it bigger than you think you'll need or accept the overhead of having to reallocate it needs to grow in size. When it does you'll have to allocate a new one and copy the data from the old to the new:
int[] oldItems = new int[10];
for (int i = 0; i < 10; i++)...
Kill process by name?
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Assuming you're on a Unix-like platform (so that ps -A exists),
>>> import subprocess, signal
>>> import os
>>> p = subprocess.Popen(['ps', '-A'], stdout=subprocess.PIPE)
>>> out, err = p.communicate()
gives you ps -A's ou...