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How to adjust an UIButton's imageSize?
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If I understand correctly what you're trying to do, you need to play with the buttons image edge inset. Something like:
myLikesButton.imageEdgeInsets = UIEdgeInsets(top, left, bottom, right)
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mysql Foreign key constraint is incorrectly formed error
...traint is incorrectly formed error . I would like to delete table 2 record if table1 record gets deleted. Thanks for any help
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Check if $_POST exists
I'm trying to check whether a $_POST exists and if it does, print it inside another string, if not, don't print at all.
14 ...
SQL - Rounding off to 2 decimal places
...es.I also need to display only up to 2 numbers after the decimal point. So if I have minutes as 650.Then hours should be 10.83
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How can I get the current user directory?
...onment.GetFolderPath(Environment.SpecialFolder.ApplicationData)).FullName;
if ( Environment.OSVersion.Version.Major >= 6 ) {
path = Directory.GetParent(path).ToString();
}
Though using the environment variable is much more clear.
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How to PUT a json object with an array using curl
...levant header in this context is Content-Type
It's often advisable to specify Content-Type as application/json when sending JSON. For curl the syntax is:
-H 'Content-Type: application/json'
So the complete curl command will be:
curl -H 'Content-Type: application/json' -H 'Accept: application/js...
Why are nested weights bad for performance? Alternatives?
...iles where I used the layout_weight attribute to create a ratio between different views.
6 Answers
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How to zero pad a sequence of integers in bash so that all have the same width?
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In your specific case though it's probably easiest to use the -f flag to seq to get it to format the numbers as it outputs the list. For example:
for i in $(seq -f "%05g" 10 15)
do
echo $i
done
will produce the following output:
0...
Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR
...ializer] deserialize:request.responseData error:nil];
// ...
}];
If you want to also target iOS 4, use __unsafe_unretained instead of __weak. Same behavior, but the pointer stays dangling instead of being automatically set to nil when the object is destroyed.
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How does @synchronized lock/unlock in Objective-C?
...mutex, just like NSLock does. Semantically there are some small technical differences, but it is basically correct to think of them as two separate interfaces implemented on top of a common (more primitive) entity.
In particular with a NSLock you have an explicit lock whereas with @synchronized you...