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Is it unnecessary to put super() in constructor?
...bclass constructor does not specify which superclass constructor to invoke then the compiler will automatically call the accessible no-args constructor in the superclass.
If the superclass has no no-arg constructor or it isn't accessible then not specifying the superclass constructor to be called (...
How do i create an InstallShield LE project to install a windows service?
...ave a dialog asking the user for the database connection string (Server, authentication and database name) and update the windows service configuration file using InstallShield LE?
– Adelia Benalius
May 1 '13 at 13:44
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How to find SQL Server running port?
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very simple.
make a note of the sqlsrvr.exe PID from taskmanager
then run this command:
netstat -ano | findstr *PID*
it will show TCP and UDP connections of your SQL server (including ports)
standard is 1433 for TCP and 1434 for UDP
example :
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PhoneGap Eclipse Issue - eglCodecCommon glUtilsParamSize: unknow param errors
...on the right-hand side of logcat with your package name. Click on that and then edit filter configuration.
– jxmallett
Feb 8 '15 at 23:42
3
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How to identify CAAnimation within the animationDidStop delegate?
...ample:
[[hearingAidHalo layer] addAnimation:animation forKey:@"Throb"];
Then, in your animationDidStop callback, you can do something like:
if (theAnimation == [[hearingAidHalo layer] animationForKey:@"Throb"]) ...
shar...
When to catch java.lang.Error?
... Never say never. we have testing code that does an "assert false;" then catches the AssertionError to makes sure that the -ea flag is set. Other than that...yeah, probably never ;-)
– Outlaw Programmer
Dec 9 '08 at 14:52
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Android - Launcher Icon Size
...d be 96 x 96.
XXHDPI should be 144 x 144.
XXXHDPI should be 192 x 192.
Then just put each of them in the separate stalks of the drawable folder.
You are also required to give a large version of your icon when uploading your app onto the Google Play Store and this should be WEB 512 x 512. This i...
Xcode + remove all breakpoints
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Its very easy to do in new Xcode. Just click on breakpoints Tab then select all then delete.
Xcode 10 Screenshot:
Old Xcode Screenshot:
tap. See attach image for clear reference.
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When should one use a spinlock instead of mutex?
...ad, another thread could have ran at once, possibly unlocking the lock and then allowing the first thread to continue processing, once it woke up again.
On a multi-core/multi-CPU systems, with plenty of locks that are held for a very short amount of time only, the time wasted for constantly putting...
How do I create a parameterized SQL query? Why Should I?
... parameters or they don't help. If you use stored procedures exclusively, then you can turn off permissions for SELECT, UPDATE, ALTER, CREATE, DELETE, etc (just about everything but EXEC) for the application user account and get some protection that way.
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