Yes, again I came back to my blog after a little while. Since it has been 1 year I haven’t posted anything. Whatever, it’s not so technical nor even a big post. Today I will just explain a weird problem and its solution. Basically, the problem is a bit tricky but the solution is very …
Tutorials
Finding something new n teaching it
Weird Error: Fatal error: Class ‘CI_Controller’ not found in Codeigniter Framework
It’s a simply weird and misleading error message. I was working on a client project which was actually based on Codeigniter (CI) framework version 2.1.3. Somehow, I did a typo in DB setting located at config/database.php file. But, I got a very weird error message: Fatal error: Class ‘CI_Controller’ not found in /var/www/my/……./system/core/CodeIgniter.php on line 233 …
Send email using Gmail SMTP from Rails 3 platform
Recently, I co-founded another and my second Startup: InternCity. The Platform is based on Ruby (v-1.9.3) On Rails (v-3.2). Developing appplication on RoR platform is most favourite platform right now specially for its rich features and community supports. Whatever, one of its important features was sending email to user on different activities. When it was …
Install Node.js From Source via GIT
Yeah!!! I am going to give to try Node.js by creating small product. But don’t have Node.js developing environment ready in my work station. So, I installed by compiling from source via GIT repo. I can switch and update it easily. It’s quite easy. Just follow me. If you don’t have installed GIT in your …
Deploy your first RoR App at AppFog
In all of free PAASs, I will personally recommend Appfog because of its web based management interface. Basically AppFog is a polyglot platform powered by Cloud Foundry. The AppFog free plan comes up with 2 GB Ram , 100 MB DB (temporary and …
Object Oriented In Javascript
Last few days I passed with Javascritp with its OOP concept. I found some beauties in Javascript programming language. So far everything we use in Javascript as function. But the object oriented concept is also available in the Javascript. Through Javascript is a class-less language but everything is an object in the Javascript. Basically, Javascript …
Search and replace a node in XML
Yeah.. Finally, I came back to my blog.. I was too much busy with new my job. Recently I switched to a new software company named: Codemate Bangladesh Ltd. So, I was a bit busy for last fews day that I couldn’t get the time to give any post here. Now I feel that I …