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Why is AJAX returning HTTP status code 0?
...ion) the browser just stops uploading and returns status codes of 0 . Why does this happen?
20 Answers
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how to get the last character of a string?
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What do you mean by a "UTF-8 string"? The phrase makes no sense. FWIW though, JavaScript strings are funny beasts themselves: they are sequences of unsigned 16-bit integer values. If the intent of your string is to store charac...
Android Spinner : Avoid onItemSelected calls during initialization
... a TextView . I want to display the selected item from the Spinner's drop down list in the TextView. I implemented the Spinner in the onCreate method so when I'm running the program, it shows a value in the TextView (before selecting an item from the drop down list).
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When are you supposed to use escape instead of encodeURI / encodeURIComponent?
When encoding a query string to be sent to a web server - when do you use escape() and when do you use encodeURI() or encodeURIComponent() :
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Draw in Canvas by finger, Android
... mCanvas.drawPath(mPath, mPaint);
// kill this so we don't double draw
mPath.reset();
}
@Override
public boolean onTouchEvent(MotionEvent event) {
float x = event.getX();
float y = event.getY();
switch (e...
When - and why - should you store data in the Windows Registry?
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Originally (WIN3) configuration was stored in the WIN.INI file in the windows directory.
Problem: WIN.INI grew too big.
Solution (Win31): individual INI files in the same directory as the program.
Problem: That program may be installed on a network and shared by many people.
Solution(Win311)...
Value of i for (i == -i && i != 0) to return true in Java
..._VALUE is
10000000000000000000000000000000
Taking the negative value is done by first swapping 0 and 1, which gives
01111111111111111111111111111111
and by adding 1, which gives
10000000000000000000000000000000
As you can see in the link I gave, Wikipedia mentions the problem with the most ...
Redirecting from HTTP to HTTPS with PHP
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It doesn't work always. I tried using it and there was no 'https' element in the $_SERVER array due to which it was giving error of 'too many redirects'. Would need to use other method.
– Usman Zaheer
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Get URL query string parameters
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$_SERVER['QUERY_STRING'] contains the data that you are looking for.
DOCUMENTATION
php.net: $_SERVER - Manual
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“Could not find any information for class named ViewController”
...(left panel) find the class and right click -> Delete
Remove reference (do not move to trash as you will lose the class for good)
Right click on the folder that contained the class -> Add files to ...
Find the class you just deleted in the file system
This seems to force Xcode to link the cl...