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Using a dispatch_once singleton model in Swift
...tl;dr: Use the class constant approach if you are using Swift 1.2 or above and the nested struct approach if you need to support earlier versions.
From my experience with Swift there are three approaches to implement the Singleton pattern that support lazy initialization and thread safety.
Class c...
Application Loader stuck at “Authenticating with the iTunes store” when uploading an iOS app
... submit an app to the iTunes store using Application Loader for three days and keep getting stuck at the "Authenticating with the iTunes store" step.
We have read many forums (including stackoverflow) and tried what was suggested:
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What does the C++ standard state the size of int, long type to be?
...es.
I know that it depends on the architecture (16 bits, 32 bits, 64 bits) and the compiler.
24 Answers
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Virtual Memory Usage from Java under Linux, too much memory used
...
This has been a long-standing complaint with Java, but it's largely meaningless, and usually based on looking at the wrong information. The usual phrasing is something like "Hello World on Java takes 10 megabytes! Why does it need that?" Well, here...
What is the direction of stack growth in most modern systems?
I am preparing some training materials in C and I want my examples to fit the typical stack model.
9 Answers
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Why do you not use C for your web apps?
...different web servers this morning when I came across G-WAN . As I understand, its a web server written in C and you have to make use of it by writing your websites/webapps in C. One clear benefit is speed as the G-WAN site suggests.
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Is ServiceLocator an anti-pattern?
...tterns.
Instead we have to look if there are valid usages of the patterns, and for Service Locator there are several use cases. But let's start by looking at the examples that you have given.
public class MyType
{
public void MyMethod()
{
var dep1 = Locator.Resolve<IDep1>();
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How does the Google “Did you mean?” Algorithm work?
... source ( almost )
Search 101!
at min 22:03
Worth watching!
Basically and according to Douglas Merrill former CTO of Google it is like this:
1) You write a ( misspelled ) word in google
2) You don't find what you wanted ( don't click on any results )
3) You realize you misspelled the wo...
Only detect click event on pseudo-element
...em, you can only bind to their parent elements.
If you must have a click handler on the red region only, you have to make a child element, like a span, place it right after the opening <p> tag, apply styles to p span instead of p:before, and bind to it.
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What languages are Windows, Mac OS X and Linux written in?
... was just wondering who knows what programming languages Windows, Mac OS X and Linux are made up from and what languages are used for each part of the OS (ie: Kernel, plug-in architecture, GUI components, etc).
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