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UIBarButtonItem with custom image and no border
...BarButtonItem = [[UIBarButtonItem alloc] initWithCustomView:customView];
Now, just add the custom UIBarButton to the leftBarButtonItem:
self.navigationItem.leftBarButtonItem = customBarButtonItem;
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Format date and time in a Windows batch script
...ss"') do set datetime=%%a
move "%oldfile%" "backup-%datetime%"
Of course nowadays PowerShell is always installed, but on Windows XP you'll probably only want to use this technique if your batch script is being used in a known environment where you know PS is available (or check in your batch file ...
Best way to create a simple python web service [closed]
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Ah yes, web.py seems great. As of now, the Web site <webpy.org> says: 500 - Internal Server Error Otherwise, our code does not work for me: ... app = web.application(urls, globals()) AttributeError: 'module' object has no attribute 'application'
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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...
Encoding URL query parameters in Java
How does one encode query parameters to go on a url in Java? I know, this seems like an obvious and already asked question.
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Interpolating a string into a regex
... Sep 29 '08 at 18:53
Jonathan LonowskiJonathan Lonowski
108k3131 gold badges188188 silver badges191191 bronze badges
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Change URL parameters
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@Bludream I understand now, it's the script you linked to that was adding duplicate parameters. :)
– bronson
Dec 10 '15 at 0:32
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How to “set a breakpoint in malloc_error_break to debug”
...inally saw I put a space after the malloc_error_break, I suppressed it and now it works.
A dumb problem but if the solution doesn't work, be sure you haven't put any space before and after the malloc_error_break.
Hope this message will help..
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Function Pointers in Java
... }
});
Update: the above is necessary in Java versions prior to Java 8. Now we have much nicer alternatives, namely lambdas:
list.sort((a, b) -> a.isGreaterThan(b));
and method references:
list.sort(MyClass::isGreaterThan);
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Determining whether jQuery has not found any element
...t(0) !== undefined
$('#my_selector')[0] !== undefined
This is the basic, now do whatever you want.
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