Uncategorized Archives - Wildeng TechDad

Programming

How to Change Rails 4 Default Binding IP

January 28, 2017 By wildeng

Change Rails 4 default binding IP A couple of days ago, while upgrading company’s platform from Rails 3.2.22.2 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 […]

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MySql library not loaded on El Capitan

October 7, 2015 By wildeng

I found a nice and clear solution here: Library Not Loaded issue for mysql client on Mac OS Source: coderwall.com : establishing geek cred since 1305712800

General

Merging pdf files in one line

February 2, 2015 By wildeng

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, […]

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Install Phusion Passenger on Ubuntu 13.10

March 2, 2014 By wildeng

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 : http://www.modrails.com/documentation/Users%20guide%20Apache.html#install_on_debian_ubuntu 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

Create a basic slide show with JQuery and CSS

September 28, 2013 By wildeng

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 […]

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All about WebKit

March 3, 2013 By wildeng

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. http://paulirish.com/2013/webkit-for-developers/ Enjoy!

Linux tips

Install multiple Firefox on Ubuntu

October 15, 2012 By wildeng

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 […]

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Facebook’s Challenge – Making Money in Mobile World – NYTimes.com

August 24, 2012 By wildeng

Facebook going mobile? MENLO PARK, Calif. — At Facebook’s headquarters here, mobile devices are everywhere. The first thing visitors do is sign in on iPads at the front desk. via Facebook’s Challenge – Making Money in Mobile World – NYTimes.com.

Linux tips

Simple guide to share Internet connection on UBUNTU

June 11, 2012 By wildeng

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 “0.0.0.0” | grep UG | awk […]