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Is there a “do … until” in Python? [duplicate]
... do_something() before the while loop. It's not DRY, but I think it's most readable. do_something() while condition do_something(). The article posted by @Brandon is calling this a sentinel loop. At the end of the day it's a stylistic choice left to linters, codebase consistency, and/or team choice...
What does the “assert” keyword do? [duplicate]
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Although I have read a lot documentation about this one, I'm still confusing on how, when, and where to use it.
Make it very simple to understand:
When you have a similar situation like this:
String strA = null;
String strB = nul...
Why does a return in `finally` override `try`?
...it's not a hard and fast rule, but most of the copunter-examples in that thread are pretty contrived, and the only valid case I see is the "guard clause" (essentially the pattern of checking input data at the top of the function and returning conditionally). That's a perfectly valid case, but really...
Can you make valid Makefiles without tab characters?
...way of have a valid makefile without tabs.
If you change your makefile to read:
target: dependencies; command1; command2
If will work. If you want it on more than one line, then you can do:
target: dependencies; \
command1; \
command2
Messy, but it works.
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How to play a sound in C#, .NET
...ation and you do not need to write any user interface for this – it is already there
Each user profile can override these sounds in own way
How-to:
Create sound profile of your application in the Windows Registry (Hint: no need of programming, just add the keys into installer of your application...
why windows 7 task scheduler task fails with error 2147942667
...run the application. This new user did not have appropriate permissions to read the data and hence the error. Thanks.
– Alok
Jan 15 '13 at 3:04
1
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How to get current language code with Swift?
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This is really interesting! Where did you read solution one? Cannot find this information in the apple documentation
– kuzdu
May 21 '19 at 13:08
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How to get a list of current open windows/process with Java?
...ring line;
Process p = Runtime.getRuntime().exec("ps -e");
BufferedReader input =
new BufferedReader(new InputStreamReader(p.getInputStream()));
while ((line = input.readLine()) != null) {
System.out.println(line); //<-- Parse data here.
}
input.close();
} ...
Writing unit tests in Python: How do I start? [closed]
...ng, lots of cool extra features
To get a good comparison of all of these, read through the introductions to each at http://pythontesting.net/start-here.
There's also extended articles on fixtures, and more there.
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Pure virtual function with implementation
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You'd have to give a body to a pure virtual destructor, for example :)
Read: http://cplusplus.co.il/2009/08/22/pure-virtual-destructor/
(Link broken, use archive)
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