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What is opinionated software?
...ve that a template system shouldn't provide access to user defined methods and functions as it leaves the system open to returning raw HTML. So an opinionated framework developer only allows access to data structures. By design, the software is limiting and encourages the designer into doing things ...
What is the difference between setUp() and setUpClass() in Python unittest?
What is the difference between setUp() and setUpClass() in the Python unittest framework? Why would setup be handled in one method over the other?
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Learning Regular Expressions [closed]
I don't really understand regular expressions. Can you explain them to me in an easy-to-follow manner? If there are any online tools or books, could you also link to them?
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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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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...
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>();
...
How to escape a JSON string containing newline characters using JavaScript?
...ring in which a value is having new line character. This has to be escaped and then posted using AJAX call. Can any one suggest a way to escape the string with JavaScript. I am not using jQuery.
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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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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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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...