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Mathematical functions in Swift
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answered Jun 3 '14 at 10:25
Tomáš LinhartTomáš Linhart
10.4k44 gold badges4444 silver badges5151 bronze badges
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Build an iOS app without owning a mac? [closed]
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edited Nov 20 '15 at 12:27
answered Sep 11 '13 at 11:42
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How to get orientation-dependent height and width of the screen?
...on] keyWindow]
rootViewController] view]
<UILayoutContainerView: 0xf7296f0; frame =
(0 0; 320 480); transform = [0, -1, 1, 0, 0, 0]; autoresize = W+H;
layer = <CALayer: 0xf729b80>>
(gdb) po [[[[UIApplication
sharedApplication] keyWindow] rootViewController] view]
&...
How can I use xargs to copy files that have spaces and quotes in their names?
...
200
You can combine all of that into a single find command:
find . -iname "*foobar*" -exec cp -- "...
How to Decrease Image Brightness in CSS
...f image effects, including brightness:
#myimage {
filter: brightness(50%);
}
You can find a helpful article about it here: http://www.html5rocks.com/en/tutorials/filters/understanding-css/
An another: http://davidwalsh.name/css-filters
And most importantly, the W3C specs: https://dvcs.w3.or...
Number of elements in a javascript object
...hecking hasOwnProperty():
function countProperties(obj) {
var count = 0;
for(var prop in obj) {
if(obj.hasOwnProperty(prop))
++count;
}
return count;
}
In case of ECMAScript 5 capable implementations, this can also be written as (Kudos to Avi Flax)
function ...
How do I connect to this localhost from another computer on the same network?
...ations/MAMP/htdocs/Symfony/ as the root of my website.
<VirtualHost *:80>
DocumentRoot "/Applications/MAMP/htdocs/Symfony/"
ServerName symfony.local
</VirtualHost>
2 Configure your hosts file:
For the client (your browser in that case) to understand what symfony.local reall...
How to convert int to char with leading zeros?
...
100
Try this: select right('00000' + cast(Your_Field as varchar(5)), 5)
It will get the result in ...
How to get the error message from the error code returned by GetLastError()?
...any.
DWORD errorMessageID = ::GetLastError();
if(errorMessageID == 0)
return std::string(); //No error message has been recorded
LPSTR messageBuffer = nullptr;
size_t size = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_IN...
Select N random elements from a List in C#
...e probability of selection = (number needed)/(number left)
So if you had 40 items, the first would have a 5/40 chance of being selected. If it is, the next has a 4/39 chance, otherwise it has a 5/39 chance. By the time you get to the end you will have your 5 items, and often you'll have all of them...