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How to capture UIView to UIImage without loss of quality on retina display
...ions (as documented on this page). Pass 0.0 for scale (the third argument) and you'll get a context with a scale factor equal to that of the screen.
UIGraphicsBeginImageContext uses a fixed scale factor of 1.0, so you're actually getting exactly the same image on an iPhone 4 as on the other iPhones...
How do I get a PHP class constructor to call its parent's parent's constructor?
I need to have a class constructor in PHP call its parent's parent's (grandparent?) constructor without calling the parent constructor.
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visual c++: #include files from other projects in the same solution
...g on a game using Visual C++. I have some components in separate projects, and have set the project dependencies. How do I #include a header file from a different project? I have no idea how to use classes from one project in another.
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Using Application context everywhere?
In an Android app, is there anything wrong with the following approach:
9 Answers
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How to check if all of the following items are in a list?
...nificantly different than "less than or equal to". It's unusual for the standard library does this--it smells like legacy API to me.
Use the equivalent and more clearly-named method, set.issubset. Note that you don't need to convert the argument to a set; it'll do that for you if needed.
set(['a...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...as it's own 'this'. In that case, you'd define "Context context" globally, and then in the onCreate, set "context = this", and then refer to "context". Hope that comes in handy too.
– Steven L
Sep 11 '11 at 13:04
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Jquery insert new row into table at a certain index
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You can use .eq() and .after() like this:
$('#my_table > tbody > tr').eq(i-1).after(html);
The indexes are 0 based, so to be the 4th row, you need i-1, since .eq(3) would be the 4th row, you need to go back to the 3rd row (2) and inse...
How can I mask a UIImageView?
....layer.mask = mask;
yourImageView.layer.masksToBounds = YES;
For Swift 4 and plus follow code below
let mask = CALayer()
mask.contents = [ UIImage(named: "right_challenge_bg")?.cgImage] as Any
mask.frame = CGRect(x: 0, y: 0, width: leftBGImage.frame.size.width, height: leftBGImage.frame.size.hei...
Grep regex NOT containing string
...p to check against a syslog file. They are usually matching an IP address and log entry;
3 Answers
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How do I fix “for loop initial declaration used outside C99 mode” GCC error?
I'm trying to solve the 3n+1 problem and I have a for loop that looks like this:
11 Answers
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