CSS3 is the latest standard for CSS. CSS3 comes loaded with many  new features such as, Text Effects, 2D/3D Transformations, Animations, User Interface, etc., to make life easier for web designers and developers. With only few of lines of styling with CSS3, a developer can provide awesome effects, which will excite…

How many of us would have used Google+ and tried searching friends and like minded people for networking? For a non-developer, the notion would be to just make a network of friends. But a developer would closely look at the designs and transitions used on any webpage. One such thing which I…

Have you ever got impressed with a font in an image? Well, that’s natural and even many times I have got impressed with the text embedded in the image. Project Naptha came to the rescue for my second wish but what about the first one? Will it be not great…

Today my 8GB microSD card in smartphone stopped working. I spent few hours in debugging the issue and gave up finally (thought I could never get back the data). But the issue left me disappointed, as the SD card had precious photos and videos of my daughter, which I haven’t backed up…

My CentOS box runs with kernel 2.6. Today, I wanted to upgrade it to the recent version 3.14. Also, few important security related software installed on the box were of older versions. Thinking a total upgrade would help in better security, I choose to upgrade them using yum which facilitates easy Install, Update, Search or Uninstall…

While on vacation or away from home during a business trip, homeowners often worry about their home’s safety. But as app technology continues to develop, more and more homeowners have a wide range of smartphone apps to help them keep tabs on their property remotely or to notify them if there is a…

I was working on a project to create a logo for my company (digisparks infotech). The logo need to look like the pic shown below! It was a tough job, but learnt few things like how to draw pixelated art and apply gradient look in Photoshop. Here is the simple…

We saw how to install Nginx using yum on CentOS and with luck going bad encountered errors like eventfd() failed and PCRE library problems. Found a quick solution of building Nginx from source to solve eventfd() error and installing PCRE library for PCRE library issues during compiling Nginx from source. Since i…

This guide will show you how to setup an init script for nginx service start/stop. If you have installed Nginx using YUM, by default init scripts would be installed. This tutorial in particular shows you to configure an init script for Nginx source installation. I hope you have installed Nginx…

While building nginx from source on CentOS/RHEL machine, encountered a very strange error as shown below: ./configure: error: the HTTP rewrite module requires the PCRE library. You can either disable the module by using –without-http_rewrite_module option, or install the PCRE library into the system, or build the PCRE library statically…

We saw how easy it was to install and configure Nginx using yum on a CentOS machine. But couldn’t configure running php on Nginx. While i was trying to fix it, found the below error in error_log : 2014/02/13 16:46:56 [alert] 11740#0: worker process 11741 exited with fatal code 2…

We saw how to install/upgrade php-5.1.6 to php-5.3.3 using YUM on CentOS/Fedora/RHEL. Today we shall see how to Install/Upgrade php to 5.5 from Remi repository using YUM. The Remi(Les RPM de Remi) repository provides the latest version of various software packages related to php and mysql for redhat based linux distros…

Advancements in technology have given us amazing tools that people just a hundred of years ago could never even imagine. Technology has brought the world cars, prosthetic’s, entertainment, cell phones, video chat, etc. There is no doubt how much technology has aided the well-being of human life, but it does come at a…

For one of my project using OpenCA, i had to migrate from sha1 to sha2. Firstly i should find the underlying OpenSSL supports sha2? Here i share some of my findings and solutions. Openssl(version 0.9.7h and later) supports sha256, but by default it uses sha1 algorithm for signing. In this tutorial we shall…

Last week we saw how to install VirtualBox on Windows. VirtualBox is available for various flavours of Linux. Today we shall see how to install VirtualBox on Oracle Linux/Fedora/RHEL/CentOS using YUM. Installing and using VirtualBox is quite simple. All you need is to follow the below guide which installs VirtualBox…

By default Nginx directory listing is disabled which is always recommended. Even then, we need to have directory listing for specific purpose and you can still enable. HttpAutoIndexModule is the module that handles the Nginx directory listing. Note: autoindex is enabled by default. So if nginx -V command doesn’t show…

Sometimes a situation comes, wherein you need to know the flags used during Apache/Nginx/PHP compilation. Even if you have installed Apache/Nginx/PHP using YUM, you still need to know which modules Apache/Nginx/PHP was pre-compiled with. There is an easy way to find out : How to get Nginx build options: This…

It’s the start of a new year and as we bid goodbye to 2013, which had given us great games like Ridiculous Fishing, Plants vs. Zombies 2 and Device 6; We welcome new applications that would rule the app world this year. Are you excited to find out the best…

We learnt from our previous articles, how to install, configure and run nginx on RHEL/CentOS. Typically, SSL is used to secure credit card transactions, data transfer and logins, and more recently is becoming the norm when securing browsing of social media sites. Today we’ll learn how to install SSL certificate…