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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:
...
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...
Difference between Activity Context and Application Context
... with a back press and in the recent apps you have only one task.
Suppose now that you are in App1 and launch App2:MainActivity with a share intent (ACTION_SEND or ACTION_SEND_MULTIPLE). Then from there try to launch App2:SecondaryActivity (always with all standard launch modes and intent flags).
W...
How do you create a Distinct query in HQL
...mplate() belongs to the Spring Framework, not to the standard API. Do you know of an equivalent without using the Spring Framework?
– Matthieu.V
Sep 11 at 15:21
...
Paging with Oracle
...o 1000 and 500.000 to 501.000... I was using this kind of select structure now I'm searching for a workaround.
– newhouse
Aug 6 '12 at 11:58
3
...
Sleep for milliseconds
I know the POSIX sleep(x) function makes the program sleep for x seconds. Is there a function to make the program sleep for x milliseconds in C++?
...
100% width table overflowing div container [duplicate]
...ions), so I surrounded the table with a div and applied your styles to it. Now the table try to use all the parent's width but if table content is overflowing it appears the scroll bar.
– manuman94
Oct 15 '18 at 8:11
...
Arrow operator (->) usage in C
...t *(ptr.kg) which is not possible as pointer has no members! And compiler knows this and will therefore issue an error e.g.:
error: ‘ptr’ is a pointer; did you mean to use ‘->’?
printf("%d\n", *ptr.km);
Instead you use this (*ptr).kg and you force compiler to 1st dereference the poin...
How to convert an iterator to a stream?
... targetStream = StreamSupport.stream(
Spliterators.spliteratorUnknownSize(sourceIterator, Spliterator.ORDERED),
false);
An alternative which is maybe more readable is to use an Iterable - and creating an Iterable from an Iterator is very easy with lambdas because Iterable is a f...
Read specific columns from a csv file with csv module?
... content = list(row[i] for i in included_cols)
print content
Now that we have covered your mistake, I would like to take this time to introduce you to the pandas module.
Pandas is spectacular for dealing with csv files, and the following code would be all you need to read a csv and sa...