John MacDonald

Awesome Network Engineer

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John MacDonald's Posts

GitHub - Forking a repository you've already cloned

I find that most of the time, when I am forking a respository to do a pull request, I’ve already cloned the respository. I don’t do it often enough that I have it memorized, so I go looking for guides… and find that they all are for cloning a new repository, making changes, then doing the pull request. Then I go look up the actual commands that I want and proceed.

This is here for me, and, presumably, you to follow step by step those rare times that you need it.

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GPG Symmetric Encryption of Disk Image

I like to tinker with encryption, not because I have any real use-case for it, but because I find the entire subject enjoyable.

Just thought I’d take a moment to share with you the bit I was working on tonight: A symmetric (passphrase) encrypted disk image usable on Mac, Linux, and Windows.

WARNING: I am in no way responsible if you do something to break your data or your computer. Make sure passphrases you use are accurate and you can remember them, there is no way to recover an encrypted file without them.

First up: Create the disk image, I chose ExFAT as the filesystem as it is reasonably portable and standardized on as the filesystem for SDCards means out of the box support on most systems (including Raspberry Pi). I’m using .dmg as the file extension because Mac requires it on creation. Feel free to use whatever suits you.

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First Post!

This is definitely a first post. has had a lot of first posts since it was first registered in 1995. Most of the content hasn’t followed it between iterations, and today none of the original content is left. The old sites were all static hand-typed html, then migrated to mostly html but with Perl CGI, photo galleries, etc. The first reference I see online is from 2002 and includes a link to the “old site (photos)” which includes stuff like this:
JMac At Jefferson Airport

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