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“webxml attribute is required” error in Maven
...eos\maven-projects\my-project\src\webapp\WEB-INF" and worked good. I dont know what is the problem. Its my luck. Thank you
– Bunny Joel
Jan 11 '18 at 14:02
1
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Iterate an iterator by chunks (of n) in Python? [duplicate]
...any iterable. It returns generator of generators (for full flexibility). I now realize that it's basically the same as @reclosedevs solution, but without the fluff. No need for try...except as the StopIteration propagates up, which is what we want.
The next(iterable) call is needed to raise the S...
How to find an available port?
... on the free port (by which time there is a small chance something else is now listening on that port.)
– Graham Edgecombe
Sep 4 '12 at 12:49
7
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Dealing with “java.lang.OutOfMemoryError: PermGen space” error
...classical example is Java.lang.OutOfMemoryError:PermGen Space in Tomcat.
Now there are two ways to solve this:
1. Find the cause of Memory Leak or if there is any memory leak.
2. Increase size of PermGen Space by using JVM param -XX:MaxPermSize and -XX:PermSize.
You can also check 2 Solution of J...
Reason for Column is invalid in the select list because it is not contained in either an aggregate f
...Fixing it might look like this:
SELECT a, MAX(b) AS x
FROM T
GROUP BY a
Now it's clear that you want the following result:
a x
--------
1 ghi
2 pqr
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How to report an error from a SQL Server user-defined function
I'm writing a user-defined function in SQL Server 2008. I know that functions cannot raise errors in the usual way - if you try to include the RAISERROR statement SQL returns:
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Passing A List Of Objects Into An MVC Controller Method Using jQuery Ajax
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It worked for me. Absolutely the best answer. I don't know why the Halcyon implementation didn't work. The PassThings function was invoked but the 'things' input variable was empty even if it was filled in the javascript just before the call.
– Leonardo Daga...
Right HTTP status code to wrong input
... their password). then the status code could be either 400 or 422 ?
Until now, I would have returned a "400 Bad Request", which, according to the w3.org, means:
The request could not be understood by the server due to malformed
syntax. The client SHOULD NOT repeat the request without
modifi...
How do I best silence a warning about unused variables?
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C++17 now provides the [[maybe_unused]] attribute.
http://en.cppreference.com/w/cpp/language/attributes
Quite nice and standard.
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How to get folder path from file path with CMD
...r> <pathVar>
(
set "%~1=%~nx2"
exit /b
)
:eof
endlocal
Now the :file_name_from_path function can be used anywhere to retrieve the value, not just for passed in arguments. This can be extremely helpful if the arguments can be passed into the file in an indeterminate order or the p...