H2 Labz

Apple, Google, Microsoft and Mozilla have joined together for a common cause! Are you kidding me? All these companies are rivals, then how come is this possible? Yeah it is true. They all joined together and developing a new web programming standard called "WebAssembly". What is WebAssembly? WebAssembly is a universal binary and text format for the web. In short form this is...

I hope you all know about "Gist" If you don't know the definition already, here you go... "Gist is a simple way of sharing source code snippets or samples with others" - Taken from definition. Today we are going to see how easy to embed Gist code with our blogs. You would have faced such a pain, when you write some technical article with lots of source code references(Could...

"Less time on exception handling at development, hard time on debugging in production" Whenever we start learning a new programming language or concepts, it is better to understand how to handle the extreme cases or exceptions. In this article, we are going to see how we can handle exceptions when we write RESTful web services using Java language. There are 3 main parts involved...

In this article, I am going to explain about the purpose and the process of writing custom marshaller for web services. First we have to be clear on what is marshaller. Marshalling is the nothing but the process of converting in-memory object into persisting or transportable format. Now...

Background: Are you still using Apache HTTP client or Java URL connection to speak with REST service? Then this article is for you. JAX-RS specification has released with new client API to communicate with RESTful services. Here you can see how you can use JAX-RS client API for your...

Proxy? Most of the enterprises have the proxy settings in-order to hide the actual endpoint from the client. Client will interact with the proxy, but the proxy will forward the request to the actual endpoint and return the response back to the client. So what? Till now we have seen code, how to communicate directly to the REST end-point. So the approach is straight forward. We...

Introduction: In our previous articles, we have seen how to write basic REST services using Jersey framework. And also we saw how to write REST client using Jersey client API. In this article we are going to see, how to write POST method and how to consume the API. Implementation: POST method is a special method and it being used interchangeably based on the situation. Meaning...