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Showing posts from September, 2015

Activate Windows 7 with your OEM key

Today, I decided to reinstall Windows 7 on my HP Laptop. I never activated it and I lost my original DVD. So I had no choice than install it from an original Windows 7 ISO downloaded on the web.

And that's why I discovered that pre-installed Windows 7 keys cannot be used to activate Windows. So, this is the solution. Open a terminal as administrator and execute the two following commands :

slmgr.vbs -ipk  XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (where XXXX... is your OEM key)
slmgr.vbs -ato


Use Google Translate API for FREE

My company subscribed to Google Apps for Education. So, I though that access to Google Translate API would be included in our contract... but, that's not the case :(

Hummm... hummm... let's hack this for free.

Prerequisite is to have a Google account (even a free gmail account). What we will do is the create a sctipt on Google that will use the translate api freely and publish it as a REST web service which has the same JSON output format as the original.

Let's go!

Connect to and create an empty project.Copy paste the code belowPublish it as web applicationGrant access to the url of your script to anonymous access if needed

var mock = {

function doGet(e) {
  e = e || mock;

  var sourceText = ''
  if (e.parameter.q){
    sourceText = e.parameter.q;

  var sourceLang = 'auto';
  if (e.parameter.source){
    sourceLang = e.parameter.source;

  var targetLan…

The great alternative to JRebel

I'm an old user and addict of JRebel. I started to use it on open source projects and in professional contexts. From the beginning, I've been convinced that the licensing mode was wrong because of its lifetime. Asking for license renewal each year is boring. So, I decided to look for FREE alternative solutions and finally I recently found one.

This solution is efficient for maven projects developed with Eclipse. It is base on :

Hotswap Agent project : Source Lookup plugin for Eclipse :
I tested it with Java 7 & Java 8. I work on web applications that run on Tomcat. I developed wih Spring (IoC), sometimes Hibernate and Vaadin

Hotswap Agent installation consists on the deployment of a patch for your JVM. You just have to download the corresponding patch here : Then, download the hotswap-agent.jar from here :…