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Where does Oracle SQL Developer store connections?
...ting connected via my application. Where is the connection information? In what file? I wanted to compare my connection info with what is set up in the SQL Explorer's file. I found all the *.ora files and renamed them to see if I could find what file (through the process of elimination) the connecti...
How do I find out which computer is the domain controller in Windows programmatically?
I am looking for a way to determine what the Name/IP Address of the domain controller is for a given domain that a client computer is connected to.
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What's the difference between session.persist() and session.save() in Hibernate?
Can anyone tell me what's the advantage of persist() vs save() in Hibernate?
10 Answers
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Python try-else
What is the intended use of the optional else clause of the try statement?
21 Answers
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Otherwise on StateProvider
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What he means is the url will stay what it was. So if the user goes to /this/does/not/exist, then the URL will stay that way in the address bar. The other solution will take you to /otherwise
– Matt Gree...
Activity has leaked ServiceConnection @438030a8 that was original
...not be required to continue running until the Activity is resumed.
So what's happened is the activity that bound (and therefore started) the service, has been stopped and thus the system thinks the service is no longer required and causes that error (and then probably stops the service).
Exa...
Express next function, what is it really for?
Have been trying to find a good description of what the next() method does. In the Express documentation it says that next('route') can be used to jump to that route and skip all routes in between, but sometimes next is called without arguments. Anybody knows of a good tutorial etc that descri...
Java serialization: readObject() vs. readResolve()
...d readResolve() can rebuild it after deserialization. Things like that are what this method is for.
– Jason C
May 6 '15 at 2:33
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Count(*) vs Count(1) - SQL Server
... expression: so it's the same as COUNT(*).
The optimizer recognizes it for what it is: trivial.
The same as EXISTS (SELECT * ... or EXISTS (SELECT 1 ...
Example:
SELECT COUNT(1) FROM dbo.tab800krows
SELECT COUNT(1),FKID FROM dbo.tab800krows GROUP BY FKID
SELECT COUNT(*) FROM dbo.tab800krows
SELE...
When do I really need to use atomic instead of bool? [duplicate]
...e before the interrupt, or any partial work is discarded. This is part of what store buffers are for.) Tearing is far more likely between threads on separate cores that are actually running simultaneously, because then yes you can get tearing between the parts of a store done by one instruction, e...