LSN #10 Linux Port Collisions
Two Services Want Port: 80, so what are some tools to help identify who's hogging it? # listen open files using port 80 sudo lsof -i :80 # a modern netstat ss -tulnp…
LSN #9 GIT Revert & HEAD
A destructive and non-destructive way to roll back a commit would be using: #DESTRUCTUVE HEAD~1 refering to the commit before the current one git reset --hard HEAD~1 #NON-DESTRUCTIVE new commit that undoes the changes of the most recent commit git revert HEAD…
LSN #8 OpenSCAD Toolbox Labels
With the help of someone online, I was able to generate 90% complete toolbox label for 3D printing using OpenSCAD. Being able to generate your 3D model in code makes for easy repetition. $fn = 64; outline(0.5) text("Spencer", font = "Serpentine"); module outline(border) { bridging…
LSN #5 Awk has Power
Sometimes it's easy to forget the power of awk. When faced with a task, it's often easy to resort to writing a program or script. This isn't a bad thing, but realizing some tasks can be handled with awk, could save you time. Awk…
LSN #7 grep to search through directories
This post will be quick, but I still wanted to write this one regarding grep. Most times I see grep being used after a pipe to find or sort output and rarely as a starting command. One of my favorite abilities of grep is that it can recursively search through…
LSN #6 Find docker OOM errors with dmesg
Sometimes I get into the frame of mind that docker and the dockerd service is very isolated from the host that runs it. I'll be using common docker commands such as docker logs, docker ps, docker stats or inspect to get a better understanding on what happens with…
LSN #4 Storage and Device commands
I think everyone goes about viewing and modifying linux storage in there own way or they just forget, and use one of commands that all seem to blend together. Maybe its just me, but I always find df -h, lsblk & fdisk to blend together, so I thought writing a…
LSN #3 Differences between OAuth2 & SAML
Its easy to get confused between OAuth and SAML and how they differ when talking about SSO protocols. I found a great, simplified breakdown online by a reddit user. "SSO - the experience of logging in one place and being automatically logged in somewhere else Federation - authenticating from…