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dealloc in Swift
...utomatically deallocates your instances when they are no longer needed, to free up resources. Swift handles the memory management of instances through automatic reference counting (ARC), as described in Automatic Reference Counting. Typically you don’t need to perform manual clean-up when your ins...
Finalize vs Dispose
...th noting that the term "fungible resource" is applied to things which are freely substitutable until they are acquired and become freely substitutable again after release or abandonment. If the system has a pool of lock objects and code acquires one which it associates with some entity, then as lo...
__FILE__ macro shows full path
...) + sizeof(s) - 10 : (s))
#define __JUSTFILE__ STRIPPATH(__FILE__)
Feel free to extend the conditional operator cascade to the maximum sensible file name in the project. Path length doesn't matter, as long as you check far enough from the end of the string.
I'll see if I can get a similar macro ...
Setting mime type for excel document
...sition is only for email. See stackoverflow.com/questions/1012437 for more info.
– Dzmitry Lazerka
Apr 25 '14 at 21:32
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How do I remove background-image in css?
...ing "none" will only create a new layer and hide nothing.
http://www.css3.info/preview/multiple-backgrounds/
http://www.w3.org/TR/css3-background/#backgrounds
I have not found a solution yet...
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Why should I use Restify?
...gotiation easier. It also provides built in DTrace probes that you get for free to quickly find out where your application’s performance problems lie. Lastly, it provides a robust client API that handles retry/backoff for you on failed connections, along with some other niceties.
Performance iss...
Android add placeholder text to EditText
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android:hint="text" provides an info for user that what he need to fill in particular editText
for example :- i have two edittext one for numeric value and other for string value . we can set a hint for user so he can understand that what value he needs to...
A simple scenario using wait() and notify() in java
... for. In this case, you will want the put() method to block until there is free space in the store, and you will want the take() method to block until there is some element to return.
public class BlockingQueue<T> {
private Queue<T> queue = new LinkedList<T>();
private in...
What is a Windows Handle?
...located some system object, you'd often get a handle to it, leaving the OS free to move the object around. With the limited memory size of the first Macs that was rather important.
– Rhialto supports Monica
May 27 '15 at 22:48
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How to wait for several Futures?
...(value classes were added in 2.10) since there isn't one here. Please feel free to criticize.
implicit class Sugar_PimpMyFuture[T](val self: Future[T]) extends AnyVal {
def concurrently = ConcurrentFuture(self)
}
case class ConcurrentFuture[A](future: Future[A]) extends AnyVal {
def m...