This is a small blog where I talk about tech, from servers to CNC. That is all.
About
I’m an occasional systems administrator who prefers self hosting over pay hosting or many ad driven services. I’m also a Java and C developer and engineer with a background in 3d design and an interest in 3d printing, lasers, etc. I also have no idea how to blog.
Blog
Removing Passwords from Git Repos
For those who have accidentally committed passwords, api keys, etc to a guy repo, we have a great tool available to take care of it, BFG. BFG will remove those secrets from the entire git repository’s history, not just the most recent commit. bfg –replace-text passwords.txtgit reflog expire –expire=now –all && git gc –prune=now –aggressive …
Changing DNS Servers with NetworkManager
I’ve never used network manager before, and right now I have a need to change the DNS settings on a system of mine that just so happens to be using it. Let’s look at the commands to change the DNS servers using network manager. To modify the DNS server settings, we’ll want to call the …
Vxworks 6.9 Ping
I’ve started working with VXWorks now a bit, so I feel like providing some information in working in that sort of system/environment. Some of these will be short docs and some will be more in depth. Here we’ll look at the ping command. ping(“host to ping”, “number of packets to receive”, “options flag”) Setting options …