Archive for May, 2015


Basic REST web service example ..

May 08, 2015 in Java, REST, Web, WebServices



@Controller // –> Declare a Spring MVC Controller

@RequestMapping(“/computer”) // –> Map an URI with a controller or a method

@PathVariable // –> Read a variable in an Uri and assign this value to a java variable

@RequestBody // –> Declare a Pojo class to map the http request body

@ResponseBody // –> Declare a Pojo class to generate Json content to return to the http client

// Declaration as this class as a controller

// Declaration that this controller handles requests on uri */computer

public class ComputerController {

// Stores computers
private static final ComputerStorage computerStorage = new ComputerStorage();

// Declare a method that handle all GET request on */computer
@RequestMapping(method = RequestMethod.GET)

// Return a list of computer to the http client
@ResponseBody public List getComputers() {
return computerStorage.getAll();


node.js learning with learnyounode .. solutions ..

May 08, 2015 in javascript, node.js

Exercise 4, asynchronous (async) file processing ..



var countLines = function (err, fileBuffer){
// console.log(fileBuffer);

fs.readFile(process.argv[2], ‘utf8’, countLines);