The Bitscope, Linux and the Python

The Bitscope DSO program can save files of the read data in a simple CSV format.  There are many easy ways to handle those files. In the manual, they describe how to import them into MS Excel, they also talk about the limitations of Excel, which really isn’t the best tool for this job. However, …

Using LVM To Upgrade a Disk In a Linux System

Using LVM to upgrade a disk in a Linux system is very easy, assuming everything is set up correctly ahead of time. Obviously everything ( except /boot and if applicable, /boot/efi ) needs to be in LVM. And the disk being upgraded should be 100% LVM, but it might work otherwise.  You’ll also need free …

How Tall is My Flagpole Anyway?

Using the method used by Thales to find the height of the Cheops pyramid eons ago, you can find the height of anything that the sun casts a shadow of.  Oddly, it seems that few people I know know this trick. I’m pretty sure I learned it in 6th grade geometry, maybe I taught it …

Downloading your data from both Facebook and Google

Iv’e been backing up my Facebook data for years this way, and since I’ve recently started using Google more, I decided it was time to start backing up that data too.  Of course, even if you don’t care about backups, you might still be interested in what they actually have one you, this will give …

Using Sendmail to forward to either gmail or iCloud

Configuring sendmail to use either gmail or iCloud as a mail forwarder has a lot of nice advantages. It’s not particularly hard either, but it does require some configuration work.  On Redhat based systems such as Fedora and Centos, you’ll need 5 packages: sendmail sendmail-cf m3 make cyrus-sasl-plain NOTE: the last one is VERY important, …

Some Testing with BTRFS

BTRFS is a new filesystem with some interesting features.  It has been supported for a while in Fedora, but I’ve just recently decided to play with it. So I formatted a 1 TB disk and used it as my home directory for a while.  I didn’t suffer any data loss from it.  But it did …