Just install the texlive-xetex package: sudo apt-get install texlive-xetex Running integration tests without texlive-xetex will produce...
We upgraded a Rails 2 application to Rails 3.2 and Ruby 2.1, changed the mysql adapter from mysql to mysql2...
If you're using the :header_html option in PDFKit (or the corresponding --header-html option in wkhtmltopdf), and the...
When your system is not running on English, you may sometimes want to run some applications and not use your...
PDFKit converts a web page to a PDF document. It uses a Webkit engine under the hood...
This actually works: class Klass def initialize `hi world` end def `(message) puts "Called with backticks: #{message}" end end
When you have a string containing umlauts which don't behave as expected (are not matched with a regexp, can...
MuPDF is a PDF reader that renders very quickly, yet still correctly. It supports PDF 1.7 and all the fancy...
So you want your Ruby script to install missing gems instead of dying? Take this method: def installing_missing_gems...
The error unexpected 'x' after 'DESCENDANT_SELECTOR' (Nokogiri::CSS::SyntaxError) (where x may be basically any character) occurs when the...
MenuetOS is an Operating System in development for the PC written entirely in 32/64 bit assembly language. Menuet64 is released...
If you regularly get ActionView::MissingTemplate exceptions, maybe some bot visits your site requesting silly formats like: http://www.rails-app.com/makandra.html-username-2000...
Sometimes you may want to print files from the command line, especially when you have lots of them.
A look at Prawn, PDFKit, and Wicked PDF
To print a colored full-width bar on the bash, use this bash script expression: echo -e '\033[37;44m...
I had a huge MySQL dump that took forever (as in: days) to import, while I actually just wanted to...
In Ruby, classes and modules are called constants. This card explains how Ruby resolves the meaning of a constant.
When you print something from within your .bashrc file you will run into trouble when copying something onto your machine...
Assert rmagick provision ... Gemfile gem 'rmagick', '2.13.2' # at this moment the latest stable version config/initializer/carrierwave.rb require 'carrierwave/processing/rmagick' ... and define a...
When I upgraded from 0.5.4 PDFKit deadlocked or crashed when an ApplicationController::RouteError occured. If this error happens only because...
Ubuntu 12.04 LTS x64, Ruby 1.8.7, Rails 2.13, PDFKit 0.5.4, Phusion Passenger Apache 2 I ran into this, when I...
So you client has asked you to implement a row of buttons to like the URL on Facebook, Twitter and...
So you're switching to PostgreSQL from MySQL? Here is some help... General hints on PostgreSQL \? opens the command overview...
When you're writing migrations that do more than changing tables (like, modify many records) you may want some output...