My Articles
How to Change Rails 4 Default Binding IP
January 28, 2017

Change Rails 4 default binding IP   A couple of days ago, while upgrading company’s platform from Rails to Rails 4.2.7, I noticed that the default IP was bound to localhost.  I couldn’t then remotely access the application running on my development virtual machine. This is due to a change in Rack for security reasons, as […]

Merging pdf files in one line
February 2, 2015

Merging pdf files into a single one   Merging pdf files has never been so simple using Ghostscript from command line in both Linux and OsX. Just open a console and type:   gs -dBATCH -dNOPAUSE -q -sDEVICE=pdfwrite -sOutputFile=<yourfile.pdf> <your_list_of_pdfs> This command will merge pdf files your_list_of_pdfs into a single file called yourfile.pdf. So easy, […]


If anyone wants to install  and try Phusion Passenger (an application server for Ruby, Python and Node.js) with Apache ( aka ModRails ), I would like to point out this nice guide : The only thing I changed is where the guide says to protect the user created file “passenger.list” with chmod 600.Since this […]

Javascript tips

Hello folks, Today I’d like to talk about how I used jQuery , HTML and  CSS  to build a simple slide show. Obviously this is only a wire frame so, it’s up to you making it beautiful!! So, open your favourite editor and let’s start. The problem: At job I had to display a bunch […]

All about WebKit
March 3, 2013

Howdy! I’ve been a bit busy with my job and I’ve been also sick, so I didn’t have so much time to write  something. Today I’d like to share with you this interesting article I found about WebKit. Enjoy!  

Linux tips
Install multiple Firefox on Ubuntu
October 15, 2012

Hello folks, working as a web developer, I have  to test my code on older Firefox versions or, just for fun, I want to test browser’s beta version so,  I need to install different versions of it on my computer. If you need something like this, follow these steps and it will be as easy […]

Linux tips

Hello to everyone, What I’d like to explain today is how to share your Internet connection with other PC accessing your net, using  Ubuntu. First of all you need to know which is the network interface you’re using. So open the terminal and write:;   route -n | grep “” | grep UG | awk […]

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