jq is like sed for JSON data – you can use it to slice and filter and map and transform structured data with the same ease that sed, awk, grep and friends let you play with text.

If you want to established a very responsive website that will compete to other growing businesses online, you should know how to utilize the available tools, especially if you are building or creating your platform through WordPress. With these 12 useful responsive grid frameworks,

At Google I/O 2013, Google presented a new web user interface (UI) framework called Polymer. The way it works is indicative of the future of all web UI frameworks.

If you checked out my last post you’ll know that I have been doing lots of JavaScript coding as of late, both inside and out of Brackets. I have also been doing a series of performance tests (1, 2, 3) between popular jQuery methods and their native DOM equivalents.

Spring DataIntegrityViolationException - Causes and Solutions for Hibernate and JPA: ConstraintViolationException, PropertyValueException, DataException, EntityExistsException.

How to build REST service using Spring MVC that returns different content type json, xml or pdf?

Overview of what are JVM agents focusing on how to create one for bytecode instrumentation (using the java.lang.instrument API) with code samples

There is a lot of advice out there on how to go about building your own custom exception classes.  A lot of these sources are at least partially correct. Some are totally wrong.  Some even advocate abandoning the base System.Exception class altogether, but that’s throwing the baby out with the bathwater, in my opinion.  None that I've seen show how to serialize/deserialize your custom exception class should it have additional data in it's subclass. It’s enough to make one despair of ever finding the “right” way to build an exception class. 

Singletons have some use cases, but it is generally considered poor form to use them. They are especially bothersome when you start trying to unit test your code. They effectively create global state, and shared state is a real pain to manage when you are writing unit tests.

There’s a recent blog entry on the ArtLogic.com site about learning Angular. One aspect of it resonates with me: “Quit jQuery for a While” It’s true. You could well be used to having ‘on click’ equivalent event that mutate the DOM, and think that you could well mutate Angular models instead. That’s the path to more JavaScript than you need, and you’ll never know the low/no JavaScript idiomatic to Angular at entry-level.

An introduction to the Apache Pivot framework with examples for creating rich clients either programmatical or using xml templates.

DroidParts, a set of libraries for Android, has reached it's next milestone. Comes with new features & improved documentation.

Firstly, hard-coding configuration conflates config and code. Although this may not cause much pain in a very simple context, as the application and infrastructure grow this anti-pattern will make configuration increasingly complex and error prone.

This is a Proof of Concept for making Node.js to communicate with MongoDB through REST API

Maybe you work for a company that leaves DB passwords in plaintext in configuration files on their servers. You would probably be among the majority. Or maybe your company encrypts passwords in configuration files: Also not that uncommon. What’s not common is having the devops team “transmit” the password to the application after it has already been started. It’s a reasonable requirement, but out of the box, Play 2.1 presents several hurdles.