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CGContextDrawImage draws image upside down when passed UIImage.CGImage
...s do not match those of your image, as you can get unintended results.
To convert back the coordinates:
CGContextScaleCTM(context, 1.0, -1.0);
CGContextTranslateCTM(context, 0, -imageRect.size.height);
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What's the difference between := and = in Makefile?
...ever, if the variable GCC is reassigned i.e
GCC=c++ then the ${CC} will be converted to c++ -W after the reassignment.
Conditional assignment ?=
Conditional assignment assigns a value to a variable only if it does not have a value
Appending +=
Assume that CC = gcc then the appending operator...
Get epoch for a specific date using Javascript
How do I convert 07/26/2010 to a UNIX timestamp using Javascript?
7 Answers
7
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Cannot ping AWS EC2 instance
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I am doing Anywhere but it automatically converts it into custom @SyedRakibAlHasan
– alper
Apr 5 '17 at 12:24
26
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Real world example about how to use property feature in python?
... the distance in metres
# All units provided using setters will be converted before
# being stored
self._distance = 0.0
@property
def in_metres(self):
return self._distance
@in_metres.setter
def in_metres(self, val):
try:
self._di...
Fragment Inside Fragment
...ing a problem on pressing back button. Application Main screen
has buttons and pressing on each button view replace with new
fragment(and that fragment contain inside another fragment),
dynamically adding/replacing fragment is working fine, by pressing
button1 fragment replaced, same happens when pr...
Maven in Eclipse: step by step installation [closed]
...eft panel
Finally,
Click on an existing project
Select Configure -> Convert to Maven Project
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How to keep the console window open in Visual C++?
I'm starting out in Visual C++ and I'd like to know how to keep the console window.
22 Answers
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Debugging automatic properties
... Briliant. Thanks. I don't need to change automatic properties to standard one (with field) anymore. And no more recompilation:)
– Marek Kwiendacz
Jul 16 '11 at 22:24
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Sending a message to nil in Objective-C
...x:i]; This will also return 0, but since objectAtIndex: returns a pointer, and a pointer to 0 is nil/NULL, NSLog will be passed nil each time through the loop. (Although NSLog is a function and not a method, it prints out (null) if passed a nil NSString.
In some cases it's nicer to have a NullPoint...