Transaction isolation levels in database

I was recently studying about transaction isolation levels in database. First of all, let us see the definition of transaction isolation level. Definition: Every transaction specify an isolation level that defines the level at which one transaction must be isolated...

HTML5 Form Validation

HTML5 brought a bunch of new features to webpages, the most useful features it brings is the functionality that you would normally use JavaScript for. An very good example of how HTML5 can help us with forms is client side form validation. Prior to HTML5 we would...

Object Life-Cycle In Hibernate

Hello friends, I am again in your service with this important blog. In this blog I will explain the various state of hibernate persisting object. In provided image you will see all the states in GUI format which gives you a rough idea. You see there are three state of...

Display Customized Error(500) Page

When an exception is generated in server responds to client with status “500” and using this response code we display a message to enduser through UrlMapping like: "500"(controller:"error", action:"display") We can customize...

lucene solr 4: up and running

Solr: This is the Lucene based search api. Solr is open source enterprise search platform and written in Java, It provides the fast search with simple search, hit highlighting, faceted search, near real-time indexing, dynamic clustering, database integration, rich...

Freedom KL02z and 20×4 LCD

If till now you have used only libraries for 20×4 LCD then it will be more difficult to shifted to the another microcontroller if library is not available for new microcontroller. That time you need to know basic working of LCD. After that you can use this LCD...

Test GPU’s performance on Linux

I recently downloaded Playstation 1 Emulator:PCSX on my PC and few PS roms like Tekken, Spider-man etc. and these games worked smoothly giving around 50-60 fps at 1366*768 resolution. I wondered whether my integrated graphics card can run PS2 rom games as smoothly as...

svn and some important svn commands

Hello friends, This blog is to introduce subversion. It is software which is used for tracking the changes in collaborative management system. It tracks the history of a file using different versions. Each version contains new changes and the information about...