Play HD Youtube from the Raspberry Pi Command Line
Quick tip for most Linux distros. You can just use the mpv player to play a Youtube video from the command line. It’s a take off on mplayer2, and it has quvi built in. Unfortunately it’s not...
View ArticleInstall Ubuntu 15 Over the Network PXE/BootP/TFTP NetBoot
No Floppy? No CD/DVD? No Bootable USB ports? No Problem! What I used for the installation: Debian based Linux Distro (CrunchBang++) on my Netbook to act as a Network boot server. Crossover cable...
View ArticleIntrospection by Design in Ruby
If I have one pet peeve in Ruby it’s knowing state at a certain point in the program’s process. Sure they make plugins for advanced diagnosis of this. And when you start out learning to program it’s...
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Rails Rumble – the Experience
Rails Rumble is a yearly programming challenge. Each team is given 48 hours to complete and publish a website written in Ruby. You are permitted solo entry or up to 4 people as a team. You can do no...
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Implement a Lazy Hash in Ruby
I use the term Lazy Hash in the same way you would call an Enumerator a lazy iterator. That being; the values don’t get evaluated until they are needed. In a Hash this is also utilizing memoization,...
View ArticleIterative Evaluation
In computer programming, an iterator is an object that enables a programmer to traverse a container, particularly lists. [1][2][3] -Wikipedia Gatcomb, Joshua. “Understanding and Using Iterators”....
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Insecurity
Insecurity – “uncertainty or anxiety about oneself; lack of confidence.” Where does it come from? Why does it exist? There are times when we need to take a deeper look at ourselves and identify what...
View ArticleFaith Defined
The meaning of the word faith has been broken by media and many in society. It’s become more synonymous with “magical” wishful thinking. “You keep using that word; I do not think it means what you...
View ArticleRuby: Arrays by Example
Arrays are Ruby’s most used collection type. I will use very little description as I give examples for the many different ways to work with Arrays. Different ways to create an empty Array [] Array.new...
View Article101 Ruby Code Factoids
0) ‘methods’ method Since almost everything in Ruby is an Object you can type dot methods on it to see what methods are available.4.methods - Object.methods # => [:-@, :+, :-, :*, :/, :div, :%,...
View ArticleRuby: Bindings Across Inheritance
One thing you will find yourself needing to do is work across different scopes and in different ways. I would like to show one way of modifying local variables by passing a Binding object. Let’s say...
View ArticleInstall Ubuntu 15 Over the Network PXE/BootP/TFTP NetBoot
No Floppy? No CD/DVD? No Bootable USB ports? No Problem! What I used for the installation: Debian based Linux Distro (CrunchBang++) on my Netbook to act as a Network boot server. Crossover cable...
View ArticleIntrospection by Design in Ruby
If I have one pet peeve in Ruby it’s knowing state at a certain point in the program’s process. Sure they make plugins for advanced diagnosis of this. And when you start out learning to program it’s...
View ArticleClik here to view.
Rails Rumble – the Experience
Rails Rumble is a yearly programming challenge. Each team is given 48 hours to complete and publish a website written in Ruby. You are permitted solo entry or up to 4 people as a team. You can do no...
View ArticleMake the Impossible Possible
[Don’t Listen to the Naysayers.] How many times have you heard that you can’t do this and you can’t do that and it’s never been done before? I love it when someone says that no one has ever done this...
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Rails: Has One Through Polymorphic Relation
As I’ve described in my blog post “Rails Polymorphic Associations” I’ve stated that polymorphic relations in Rails are best for scenarios where a model may “belong to” one of many other kinds of model....
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Use Ruby’s Refinements Anywhere With An Anonymous Class
For a long time I’ve been looking for a way to use Ruby’s refinements without building a class & method setup and then instantiating an instance of the class just to use it. And now I’ve finally...
View ArticleEncrypted Linux Backup with Google Drive and Duplicity
When it comes to protecting your important data it’s best to have at least 3 copies of your things backed up. One should be air-gapped (not actively connected) and another be offsite (not at the same...
View ArticleHow to Build the Ultimate Remote Pair Programming Environment
There are a handful of desktop sharing apps out there and there are plenty of shell/editor sharing setups. But the biggest problem with these is you are opening up your own personal computer to not...
View Article5+ Linux Video Editing Tool Tips
Finding a video editor in Linux that isn’t severely handicapped or come with an extreme learning curve is difficult. But this article isn’t about fancy video editors. As it turns out many of the...
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