12 valuable lessons I learned from my two years experience as a developer. Some are bits I picked up along the way, but some are hard learned tidbits of wisdom I learned from my own mistakes. The 12 points discussed in the post are the following:- 1. Know your tools 2. Modularize 3. Error messages...

The scenario Say your application – whether it is written in NodeJS or PHP or Ruby or whatever – has a form where Joe the User can input data (may be a profile edit page). The data entered by Joe is displayed to other users (Sam and Woody) when they visit Joe’s profile page. This would...

My friend accidentally removed the libxml package from his Ubuntu server. And the package manager automatically removed all the other packages that were dependent on libxml, such as subversion, php, apache etc. Can you imagine the state of chaos it is when php, apache, svn and a whole list of god-knows-what...

DEMO (Open the chat in two or more browser windows/computers and check how fast the realtime updation is!) Gmail chat, Facebook chat etc were implemented using a technique – rather a hack – called long polling[1]. It is the technique where the client initiates a request to the server. The...

Finally I got sick with the webservice spec documents we were using at my previous employer. I searched all over the web for a document template that I could use for laying out our new web service’s API specification. I found several ones – good and bad -, but none were up to my expectations....

New year is here and crazy people all over the world are busy making new year resolutions that they know they will stop following just a few days into the new year. Yet here is another stupid guy’s new year resolutions – as a humble tribute to all those out there crazy enough to take unrealistic...

I dislike default. Default is easy, and will always work. But accept it, default is boring. Let’s see how to spice up your web server a little bit. If you want to see how our server is going to look like after we make the changes, click the demo link below. Demo ~ Download Source Basically what...

We have all seen the automatic content loading used in Facebook. Let’s see how easily it can be implemented using jQuery. View Demo What we do to achieve this is whenever a scroll event is fired, check if we have reached the bottom of the page, and if we are at the bottom, call our ajax function...

Hey, today is 31st December. So i guess this is my last post of the century, or watever. Here is a little treat for ya to geek with friends. Just copy paste the below code into your browser’s url bar and hit enter. javascript:function checkLove(love){if (love)alert("He...

Hi folks, today we are going to write a simple, yet useful jQuery plugin. The plugin we write is named The jQuery Placeholder plugin. The problem:- A very useful feature that was introduced in HTML5 was the ‘placeholder’ attribute [W3C Spec] for forms. The placeholder attribute lets us specify...