Latest from the blog

On line Ones and Zeros text PBM file Converter from an Uploaded Image

With this application you can convert an image to a PBM ones and ceros text file. Upload an image and download de PBM text code online.... Read More

On line Ascii hex representation image Converter for ZPL Zebra Printers

With this application you can generate Ascci hex zpl representation for Zebra Printers. Upload you Image online and download de ZPL code.... Read More

Struts 2 Download File Annotations Examples

Examples on how to download a file from Struts2 with annotations only.... Read More

How to use maven just to copy dependencies

Maven is one of the best java applications used to build and deploy Java Projects but sometimes we may just need to use it to manage or download dependencies which is probably its best feature. In this example I'm using Linux Ubuntu to download several jars to a folder.... Read More

Struts2 Create Custom not found page

To achieve this you must implement an Unknown Handler (they are available from Struts 2.1 on)... Read More

Proxy Balancer Session for Apache in Ubuntu Example

This example shows how to make a simple balancing for multiple instances using Apache balancer. Three tomcats in session configuration will be used. The Apache Balancer will always send all requests to the same server as long as it has the same session cookie. If one of the tomcats is shut down it will redirect to another cluster member server without sending any error messages to the client.... Read More

Install Svn server on ubuntu and Test it with Tortoise

In this tutorial Ubuntu 14.04 and Apache/2.4.7 are used. The client used is Tortoise for Windows.... Read More

Simple proxy serlvet example for slow requests

In java if you are dealing with slow requests to a server but you need a fast response but you can't modify the code that produces that response, one solution is to create a proxy that will call that final URL for you and tell you when it's finished.... Read More