Blog

Redirect apache to tomcat using mod_proxy

Whenever i configure a new server i usually end up searching for this problem. How to redirect apache to tomcat ? There are various solutions out there but for now i am going to talk to about the easy one. Here are the steps : Assumption : It is assumed that you have...

Run Geb Test in Chrome on Linux: Ubuntu

Hello, friends I am again with you to share solution of a problem in functional testing using geb in grails. I have faced this problem while I am using chrome browser to run test. This shows an exception that you do not have any driver for chrome but I have already...

Functional Testing with Geb in Grails

Hello, This blog post is for beginner’s who are new to testing. We use Geb(The browser automation tool) with grails to test our application in this blog. First of all what is Geb? Geb is a browser automation tool use web-content and web-browser for automation...

NUVOTON NUC200VE3AN SPI driver code for ADE7753 IC

Introduction: This blog is written for SPI communication between ADE7753 IC and Nuvoton NUC200VE3AN 32 bit microcontroller. If you want to know more about SPI communication, I would suggest you to read my another blog NUC200VE3AN SPI basic part 1.(link will post very...
Using SQLFiddle
29 May, 14

Using SQLFiddle

Hi Guys, this is my second blog post of this month. The title is “Using SQLFiddle”. In this post I am going to explain about a very useful online tool SQLFiddle which I have been using for a while. As JSFiddle is used to run and test CSS, JQuery etc, using...

How to create MongoDB indexes ?

In simple words “indexes are used to speed up query performance”. Let’s say you have a query which takes around 120ms to execute without indexes i can assure you that with proper indexes you can reduce that time by at least 10 times. Let me show you...

How to delete MongoDB document ?

In this blog post i am going to explain how to delete MongoDB document. The are few ways which are illustrated below : If we execute remove on collection without any params then it will delete all records db.users.remove({}) // it will delete all documents along with...

How to drop a field from a MongoDb document ?

In this blog post we are going to see how to drop a field from a MongoDb document ? For people coming from RDBMS you must be remembering the alter table command for dropping/adding columns in a table. In MongoDB it is possible to do this operation on some of the...