Showing 563 videos
CapCard: Opentransact with OAuth
This screencast demonstrates web payments with CapCard and OsCurrency using Opentransact and OAuth
How to Create a File Upload Progress Bar in Rails, Passenger, Prototype and Low Pro
An upload progress bar is one of the best ways to improve the usability of file uploads in your application. This screencast will show how to create a file upload progress bar using Rails, Passenger, Low Pro and the upload progress bar apache module.
CSS Metaframeworks - King of all @media
Presentation to Dallas.rb on trends in creating CSS stylesheets using Sass, Compass, LessCSS, and xCSS and CSS frameworks like Blueprint and 960.gs.
Rails with emacs
The author (Marshall T. Vandegrift) says "It's apparently essential for screencasts, but I decided to have a go at it anyway and made a screencast version of the Emacs demo I gave at the last ATLRUG meeting." Dates from Sept 8th, 2006. http://platypope.org/blog/2006/9/8/i-need-a-cool-european-accent
Polishing Rubygems
Ask any new Ruby developer what their favorite thing about Ruby is, and they'll inevitably mention the smooth experience of Rubygems. Initially created as a quick weekend hack, it quickly took the Ruby community by storm, and there are now more than 10,000 Ruby libraries packaged up as Rubygems.
This solution has worked for half a dozen years, and the basic approach will remain sound for years to come. As Ruby matures and the project comes under increasing usage, some wrinkles have appeare... View More
Ruby Game Development with Jemini
Jemini is a game development library using JRuby (don't worry, no Java code needed!). Jemini features a behavior system that allows for complex expressions to be re-used across games, and the most common game mechanisms are already taken care of. See Jemini embedded in a GUI app, web page, and run on many platforms.
Towards a Ruby compiler
Because of its dynamic nature, Ruby is very difficult to optimize; as a result it is a slow language. It has long been an unrequited dream of mine to write a fully static Ruby compiler, which converts Ruby into efficient, directly executable machine code. I had given it up as infeasible, but some recent advances in the state of the art have filled in the last missing pieces and put a practical Ruby compiler within reach.
I will be talking about Ocelot, my implementation of these ideas. Oce... View More
NoSQL: Death to Relational Databases
There’s a storm brewing. You may have felt the increased pressure when you last typed “CREATE DATABASE latest_project;” into your MySQL console - or you might have been seeding the clouds in an attempt to start the storm sooner.
The name of that storm? NoSQL.
In this session, we’ll explore the NoSQL movement: the general alternatives to relational databases (key-value stores, document-oriented databases, and graph databases) and some of the domains in which they provide the best fit. We... View More
RubyPulse Episode 0.26 - encryptor
A simple wrapper for the standard ruby OpenSSL library.
Rails 3 Beta and RVM
Get started with Rails 3.0 Beta and install Ruby 1.9.1 using RVM: Ruby Version Manager. Stay tuned to the end for a challenge on giving back to open source.
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