July 1, 2016 by Daniel P. Clark

5+ 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 things you need to get done are easiest with a few command-line tools.  The packages you’ll want to install are mpv,…

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May 29, 2016 by Daniel P. Clark

How 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 only the person(s) you’re connecting with, but also the potentially vulnerable or malicious technology you choose to use.  A proper…

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April 21, 2016 by Daniel P. Clark

Encrypted 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 building).  The air gap will protect against malicious code that would encrypt all your files and force you to…

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August 15, 2015 by Daniel P. Clark

Install 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 (possible with 2nd hub/router setup) External USB Wifi adapter Software for implementation: atftpd lftp isc-dhcp-server Ubuntu 15.04 (Vivid Vervet) Netboot The Process…

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July 23, 2015 by Daniel P. Clark

Ruby on the Raspberry Pi (free distro image)

I’ve customized my own Raspberry Pi distro (Raspbian) with Ruby 2.2.2 on it.  It’s available for download for you to use.  Here are the details. 4 GB image with 370Mb of free space at a download size of 1.9Gb DOWNLOAD Custom Ruby 2.2.2 on Raspbian Distro (ruby_rpi.img.bz2) User: pi Pass: raspberrypi Checksum:

This Raspbian…

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May 12, 2015 by Daniel P. Clark

Fake a SMTP Server with Python for Rails Testing

So I’ve been in the process of writing an integration test to verify the flow of registration through some unique conditions.  One thing I ran into while writing my Rails test was this error. Connection refused – connect(2) for nil port 25 After looking around at documentation on what to do for testing it seemed…

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March 17, 2015 by Daniel P. Clark

My Favorite Linux Applications

I work in Ubuntu Linux on my main PC and CrunchBang Linux on my netbook.  I just wanted to share a bunch of things I like using on my Linux systems. Media A bit of advice for audio: once you have recording working flawlessly with your audio drivers don’t do any upgrades, it’s a pain…

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April 27, 2014 by Daniel P. Clark

/var/run/postgresql/.s.PGSQL.5432 with a Virtual “var” Folder

Well if you’re reading this you’ve likely run into a problem with accessing your postgresql DB.  Whatever your situation this information should be useful for you. In my case I’m using it with Rails.  And this is the Rails error I received: PG::ConnectionBad could not connect to server: No such file or directory Is the…

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March 6, 2013 by Daniel P. Clark

From KODAK PlayFull HD MP4 to DVD on Ubuntu Linux

One of the great difficulties you run into in Linux is video editing.  And what I mean by that is that the push and go solutions often don’t work with the formats you want to hand them. So here’s my scenario:  I recorded a church service of 1 hour and 50 minutes in 1080P.  The…

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February 3, 2013 by Daniel P. Clark

My Initial Raspberry Pi Raspbian Configuration

So I ordered the Raspberry Pi Version B for $35.  And boy was I surprised at how really small it is. So first thing I did was hook it up.  But I can’t run it without an operating system so I downloaded the Raspbian OS 2012-12-16-wheezy-raspbian.zip from http://www.raspberrypi.org/downloads. Unzipped it to get 2012-12-16-wheezy-raspbian.img . And then…

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