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Define a lambda expression that raises an Exception
...ollowing also works: lambda: 1 / 0. You'll just end up with a ZeroDivisionError being thrown instead of a regular exception. Bear in mind that if the exception is allowed to propogate, it may look strange to someone debugging your code to start seeing a bunch of ZeroDivisionErrors.
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What is the purpose of “return await” in C#?
...y doesn't compile. Assuming the return type of SecondAwait is `string, the error message is: "CS4016: Since this is an async method, the return expression must be of type 'string' rather than 'Task<string>'".
– svick
Nov 23 '16 at 12:17
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How do you specify the Java compiler version in a pom.xml file?
...rything is fine, but if I want to run it on command line, I will get these errors:
5 Answers
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How to hide action bar before activity is created, and then show it again?
... @AlexSemeniuk When I use that line in the manifest, I get this error: error: Error: No resource found that matches the given name (at 'theme' with value '@android:style/ Theme.NoActionBar').
– Si8
Aug 20 '13 at 13:02
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Join/Where with LINQ and Lambda
...uble with a query written in LINQ and Lambda. So far, I'm getting a lot of errors here's my code:
9 Answers
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must appear in the GROUP BY clause or be used in an aggregate function
...pain is 5 and for canada the best result is 2. It is true, and there is no error.
If we need to display wmname also, we have to answer the question: "What is the RULE to choose wmname from resulting set?" Let's change the input data a bit to clarify the mistake:
cname | wmname | avg ...
How to mock an import
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A.py:
import B
Note B.py does not exist, but when running test.py no error is returned and print(A.B.__name__) prints mock_B. You still have to create a mock_B.py where you mock B's actual functions/variables/etc. Or you can just assign a Mock() directly:
test.py:
import sys
sys.modules['B']...
Why does an SSH remote command get fewer environment variables then when run manually? [closed]
... arguments and without the -c option whose standard input
and error are both connected to terminals (as determined
by isatty(3)), or one started with the -i option. PS1 is
set and $- includes i if bash is interactive, allowing a
shell script or a startup file ...
Download File Using Javascript/jQuery
...r the download starts or even inform the user in a friendly manner that an error has occurred. See the Demo for an example of this. Hope this helps someone!
Here is a simple use case demo using the plugin source with promises. The demo page includes many other, 'better UX' examples as well.
$.fil...
Can I have an IF block in DOS batch file?
...ming languages, but it is not executing the statements when I try this. No error message either. This my code:
5 Answers
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