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Xcode debugging - displaying images
...ation of UIImage/CGImageRef variables!
Xcode itself can't do it. I don't know about external tools.
What i'm doing to test images while debugging is to convert that raw data into an image-file format, like .png, and then saving it somewhere, and then i'm opening the image with any image viewing to...
Vertical (rotated) label in Android
... super(context, attrs);
final int gravity = getGravity();
if(Gravity.isVertical(gravity) && (gravity&Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) {
setGravity((gravity&Gravity.HORIZONTAL_GRAVITY_MASK) | Gravity.TOP);
topDown = false;
}els...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
...hen accessing missing keys, which makes sense because it's much harder to know if a key is present in a dictionary since those keys can be anything, where in an array the key must in a range of: 0 to count. And it's incredibly common to iterate over this range, where you can be absolutely sure have ...
Retrieving Property name from lambda expression
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now in C# 6 you can simply use nameof like this nameof(User.UserId)
which has many benefits, among them is that this is done at compile time, not runtime.
https://msdn.microsoft.com/en-us/magazine/dn802602.aspx
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Django Model - Case-insensitive Query / Filtering
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...
When should we use mutex and when should we use semaphore
...). This isn't so easy with a multiple-instance resource since you may not know whether the thread wants to claim another instance or the same instance again.
– paxdiablo
Oct 28 '10 at 5:21
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Extract a dplyr tbl column as a vector
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@mzuba I would use the pull command now. My solution was written prior to dplyr version 0.6.
– rrs
Jun 20 '18 at 13:12
1
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How to save a Python interactive session?
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reinteract is now superseded by the IPython Notebook and QtConsole.
– Eric O Lebigot
Jan 26 '14 at 17:17
Where does the .gitignore file belong?
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Put .gitignore in the working directory. It doesn't work if you put it in the .git (repository) directory.
$ ls -1d .git*
.git
.gitignore
share
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improve this answer
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Why declare a struct that only contains an array in C?
...nst-reference, unless the callee already needs a tmp copy it can destroy. If the call / return don't optimize away, a medium to large array (thousands of bytes) is a terrible thing to pass by value.
– Peter Cordes
Jun 11 '18 at 16:49
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