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trying to animate a constraint in swift
...elf.nameInputConstraint.constant = 8
Swift 2
UIView.animateWithDuration(0.5) {
self.view.layoutIfNeeded()
}
Swift 3, 4, 5
UIView.animate(withDuration: 0.5) {
self.view.layoutIfNeeded()
}
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How can I determine whether a Java class is abstract by reflection
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edited Dec 2 '10 at 4:43
answered Jul 2 '09 at 7:01
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Injecting $state (ui-router) into $http interceptor causes circular dependency
...se;
}
function error(response) {
if(response.status === 401) {
$injector.get('$state').transitionTo('public.login');
return $q.reject(response);
}
else {
return $q.reject(response);
}
}
return function(promise) {
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Select rows which are not present in other table
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+500
There are basically 4 techniques for this task, all of them standard SQL.
NOT EXISTS
Often fastest in Postgres.
SELECT ip
FROM ...
Can I update a component's props in React.js?
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jasonmerino
3,04011 gold badge1616 silver badges3535 bronze badges
answered Jul 24 '14 at 20:52
ValéryValéry
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Reusable library to get human readable version of file size?
...unit in ['','Ki','Mi','Gi','Ti','Pi','Ei','Zi']:
if abs(num) < 1024.0:
return "%3.1f%s%s" % (num, unit, suffix)
num /= 1024.0
return "%.1f%s%s" % (num, 'Yi', suffix)
Supports:
all currently known binary prefixes
negative and positive numbers
numbers larger than...
Creating a blocking Queue in .NET?
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200
That looks very unsafe (very little synchronization); how about something like:
class SizeQueu...
iphone ios running in separate thread
...dispatch_async( dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
// Add code here to do background processing
//
//
dispatch_async( dispatch_get_main_queue(), ^{
// Add code here to update the UI/send notifications based on the
// results of the backg...
How to concatenate two MP4 files using FFmpeg?
...peg -i opening.mkv -i episode.mkv -i ending.mkv \
-filter_complex "[0:v] [0:a] [1:v] [1:a] [2:v] [2:a]
concat=n=3:v=1:a=1 [v] [a]" \
-map "[v]" -map "[a]" output.mkv
Note that this method performs a re-encode.
2. concat demuxer
Use this method when you want...
Add EBS to Ubuntu EC2 Instance
... (with update to /etc/fstab so it stays mounted on reboot):
sudo mkdir -m 000 /vol
echo "/dev/xvdf /vol auto noatime 0 0" | sudo tee -a /etc/fstab
sudo mount /vol
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