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Serializing PHP object to JSON
So I was wandering around php.net for information about serializing PHP objects to JSON, when I stumbled across the new JsonSerializable Interface . It's only PHP >= 5.4 though, and I'm running in a 5.3.x environment.
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Why do we need Abstract factory design pattern?
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Abstract Factory is a very central design pattern for Dependency Injection (DI). Here's a list of Stack Overflow questions where application of Abstract Factory has been accepted as the solution.
To the best of my understanding, these qu...
What's the best way to share data between activities?
...R: there are two ways of sharing data: passing data in the intent's extras or saving it somewhere else. If data is primitives, Strings or user-defined objects: send it as part of the intent extras (user-defined objects must implement Parcelable). If passing complex objects save an instance in a sing...
What is a wrapper class?
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In general, a wrapper class is any class which "wraps" or "encapsulates" the functionality of another class or component. These are useful by providing a level of abstraction from the implementation of the underlying class or component; for example, wrapper classes that wrap COM...
Error: The processing instruction target matching “[xX][mM][lL]” is not allowed
This error,
7 Answers
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When should you branch?
When working with a SCM system, when should you branch?
12 Answers
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Should I use string.isEmpty() or “”.equals(string)?
...turn false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows exactly what you're checking, you care whether or not s is empty, not whether it equals the empty string
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@import vs #import - iOS 7
I am playing around with some of the new iOS 7 features and working with some of the Image Effects as discussed in the WWDC video "Implementing Engaging UI on iOS". For producing a blur effect within the source code for the session, UIImage was extended via a category which imports UIKit like so:
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How to deploy an ASP.NET Application with zero downtime
...sessions if you are using "sticky sessions". If you have database sessions or a state server, then everything should be fine.
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Best way to test for a variable's existence in PHP; isset() is clearly broken
... answered Jan 6 '09 at 21:07
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