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Is there anything like .NET's NotImplementedException in Java?
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Commons Lang has it. Or you could throw an UnsupportedOperationException.
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Telling gcc directly to link a library statically
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Clear android application user data
...rable for other apps, since it is store in private_mode. So executing this command could probalby only work on rooted devices. Otherwise you should try another approach.
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Read input from console in Ruby?
... @fguillen that's a great answer and shouldn't be hidden in comments. Could you perhaps make it an answer, please? Thanks!
– Dan Rosenstark
Nov 19 '13 at 20:53
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How should the ViewModel close the form?
... edited May 23 '17 at 11:47
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answered Jul 25 '10 at 14:06
Joe WhiteJoe White
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When should I use ugettext_lazy?
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Check Whether a User Exists
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You can also check user by id command.
id -u name gives you the id of that user.
if the user doesn't exist, you got command return value ($?)1
And as other answers pointed out: if all you want is just to check if the user exists, use if with id directly, ...
Correct use of flush() in JPA/Hibernate
...ctions they are supposed to send to the database, often until you actually commit the transaction.
For example, you call em.persist(), Hibernate remembers it has to make a database INSERT, but does not actually execute the instruction until you commit the transaction. Afaik, this is mainly done for ...
Is there a command for formatting HTML in the Atom editor?
I would like to format my HTML with a command, as I do in Visual Studio, using Ctrl + K + D . Is this possible in Atom ? If not, are there other options?
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How to make Regular expression into non-greedy?
...nce replacing it. I have no idea how it works though, because that doesn't compile in any regex engine i've tried ????
– Noctis
Feb 19 at 5:40
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