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CGContextDrawImage draws image upside down when passed UIImage.CGImage
Does anyone know why CGContextDrawImage would be drawing my image upside down? I am loading an image in from my application:
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What is external linkage and internal linkage?
...s internal. Its linkage is changed to external with the keyword extern. So now max can be accessed in other files.
n is defined as an integer variable. The default linkage for variables defined outside function bodies is external.
2.cpp
#include <iostream>
using namespace std;
extern cons...
Templated check for the existence of a class member function?
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return 0;
}
I've just tested it with Linux and gcc 4.1/4.3. I don't know if it's portable to other platforms running different compilers.
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push_back vs emplace_back
...lue_type it takes a variadic list of arguments, so that means that you can now perfectly forward the arguments and construct directly an object into a container without a temporary at all.
That's useful because no matter how much cleverness RVO and move semantic bring to the table there is still c...
PHP and Enumerations
I know that PHP doesn't have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
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How would one write object-oriented code in C? [closed]
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Before what we know as design patterns, was the design pattern known as "object orientation"; same with garbage collection, and other such. They are so ingrained now, we tend to forget, when they were first being devised, it was in much the...
What is the list of valid @SuppressWarnings warning names in Java?
...ttps://jazzy.id.au/2008/10/30/list_of_suppresswarnings_arguments.html
Oh, now SO's guidelines contraddict SO's restrictions.
On one hand, I am supposed to copy the list rather than providing only the link.
But on the other hand, this would exceed the maximum allowed number of characters. So let's j...
“Variable” variables in Javascript?
I know it's possible in PHP to have "variable" variables. For example
7 Answers
7
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Make a UIButton programmatically in Swift
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Inversely, anyone reading this may also want to know that if your button action references a function that takes no parameter, the colon is not needed and may even cause an error if not removed.
– Dave G
Sep 2 '15 at 3:29
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How do I load a file from resource folder?
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Now I am illustrating the source code for reading a font from maven created resources directory,
scr/main/resources/calibril.ttf
Font getCalibriLightFont(int fontSize){
Font font = null;
try{
URL font...