shell-scripts - Jacob Salmela

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shell-scripts

A collection of 48 posts

Upcoming Udemy Courses

Upcoming Udemy Courses

In addition to my shell scripting series, I am creating several highly-focused topics relating to Linux. These will be $5-$10 courses that focus on some things like dracut, kdump, cloud-init, etc. I often find myself needing certain knowledge in focused areas. so instead of a giant course on "Linux,

Try My Udemy Course For Free

Try My Udemy Course For Free

Feedback on my shell scripting course has been positive so far. I have a college student taking who's new to computer programming, so I think that will serve as a great test of the target audience. I also had a seasoned IT pro take the course and learn a thing

Udemy Course Open For Real This Time

Udemy Course Open For Real This Time

I published my Udemy course where you can learn shell scripting in three hours yesterday, but some technical troubles meant people could not enroll. If you're interested still, you can use COWSAY_THANKS as your coupon code for a better price as a thank you for reading my blog page.

Learn Shell Scripting In 3 Hours

Learn Shell Scripting In 3 Hours

UPDATE 3: It's working now. UPDATE 2: Just wait a while if you want to enroll. Udemy support is doing things. UPDATE: Udemy kidney punched me and you may not be able to enroll. I'm working on fixing that now. This won't make you an expert, but I did design

RFP: Design A Simple But Fun Game That Makes Calls To My API

RFP: Design A Simple But Fun Game That Makes Calls To My API

I have thought about this type of project for a long time and was wondering if anyone out there already has or wants to create a game in Construct 3, which I can collaborate on to make calls to an API that I am developing. I envision a game where

Coming Soon and Paying Respects

Coming Soon and Paying Respects

The image is my only clue.

Introducing Sampo: A Bash API Server For Running Shell Scripts

Introducing Sampo: A Bash API Server For Running Shell Scripts

v1.0 of Sampo is an MVP. Written in bash, it is a shell script API server you can run directly in your terminal or via container on Kubernetes. It's open source and I hope you'll consider contributing. It looks like this if you run it directly in your shell:

Batch Download All Of GarageBand's Loops, Jingles, And Sound Effects

GarageBand has a lot of cool loops and sound effects. If you are a systems administrator, you might be tasked with deploying these sounds and loops so you don’t need to download it onto each computer when GarageBand opens up. Or maybe you just want to have these effects

Quickly Download Or Install Common Apps Without Going To The Website

Quickly Download Or Install Common Apps Without Going To The Website

While helping friends and family with their computers, I often need to download an app they don’t have or update it to the latest version–something I don’t really want to spend my time doing. This is definitely a first-world annoyance for me, but I

How I Went Paperless And Clutter-free For $32

How I Went Paperless And Clutter-free For $32

Ever since I discovered Dropbox, I felt weighed down by the clutter of physical documents. I use it for all of my digital documents. After a while, physical documents and pieces of paper began to get on my nerves. It was much easier to have searchable PDFs that I could

Make Animated GIFs In OS X With A Right-click

Make Animated GIFs In OS X With A Right-click

UPDATE 2020-05-23: I updated the post with instructions and screenshots for newer versions of macOS. The biggest thing to note is to remove the "Get selected Finder items" task. Create animated GIFs from the OS X Finder in just seconds. It only takes a few minutes to set up and

Twin Cities Mac Admins » Meetup notes – April 23, 2015

Featured Presentation Jacob Salmela with Hopkins High School provided our feature presentation Under Cover Of Shell (Scripting). Take a look at Jabob’s website and his GitHub repository. You’ll find he’s solved plenty of issues with scripting. He introduced us to GeekTool, a desktop information display, which he

Shell Scripting Presentation at JAMF HQ [MSP Mac Admins]

Shell Scripting Presentation at JAMF HQ [MSP Mac Admins]

I will be presenting Under Cover Of Shell (Scripting) at JAMF HQ at 5:00 on April 23rd. There is still time to register if you are interested in attending; it’s free! You can find links to all the resources from my presentation here. You can also download the

Bash Script: Fix Paused Printers In OS X

Bash Script: Fix Paused Printers In OS X

You need an administrator password to un-pause a printer in OS X. It is possible to add a user to the lpadmin group. sudo dseditgroup -n /Local/Default -o edit -a username lpadminThis will give them rights to the printer, but if your users aren’t admins of their machines,

Twin Cities Mac Admins Presentation: Under Cover Of Shell (Scripting)

Twin Cities Mac Admins Presentation: Under Cover Of Shell (Scripting)

On April 23 at JAMF headquarters in downtown Minneapolis, I will be presenting at the April MSP Mac Admins Meetup. My presentation will cover real-life examples of how scripting can be used. You don’t need to know a single line of code to enjoy this presentation, but it might

Bash Script: Set Favorite Servers In "Connect To..." Menu

The Connect To… menu (Command+K) lets you quickly connect to a server using different protocols. If you are deploying these settings to a bunch of computers, it can be done quickly using a simple bash script. Just replace or add whatever servers you want into the servers variable

Bash Script: Reset Root Volume Name To Macintosh HD

Bash Script: Reset Root Volume Name To Macintosh HD

In true Borg fashion, I like to keep the devices I manage consistent. This includes the volume name: Macintosh HD. I have a simple shell script that will restore the name if it happens to be changed to something else.

Bash Script: Remove An SSID From The Preferred Network List

Bash Script: Remove An SSID From The Preferred Network List

I use this script to remove the Guest network from staff computers. It can be adapted for any network. Just modify the variable to be the SSID you want to remove.

Prevent Access To Certain Wi-Fi Network SSIDs Via Bash Script

In enterprise environments, there is often an open guest network and a secured enterprise network. Often, you do not want users to connect to the guest network because it is throttled down and does not grant access to organizational network resources. Below is a script that can be run as

Fix (Error code -36) on OS X with dot_clean

The error stems from the way OS X stores files. If you have ever seen Apple files on a PC, you may have seen files beginning with a ._ (dot-underscore). While this problem was seen on Snow Leopard, I recently saw this issue after trying to use Migration Assistant to transfer

List Open Files By User

The command lsof lists open files. However, even if you use the -u option to show files open by just the user, there is a lot of files used in the background that you don’t really know about. I wanted to parse this down to get just the files

Apple Remote Desktop Not Finding Computers? Try This

Apple Remote Desktop Not Finding Computers? Try This

Apple Remote Desktop has become flaky over the last few versions of OS X. Apple isn’t really working on it anymore. It is still a great tool, but often, it will have difficulties finding computers on the network. Here is what I do to make it work a little

Batch Rotate Photo Files With Hazel and sips

Batch Rotate Photo Files With Hazel and sips

If you have a ton of photos that are all facing the wrong direction and don’t want to do them individually, you can use Hazel to automatically go through a folder and rotate the images for you. All it takes is a one-line bash script and a Hazel rule.

Generate Random Number With Bash Script

I use this script to generate random numbers. This is useful if something needs a random time delay (for network performance issues) or choosing a random selection from a case statement. #!/bin/bash RANGE=90 number=$RANDOM let "number %=$RANGE" echo "$number is a random number less than $RANGE" You

Reduce And Resize Dropbox Camera Uploads Automatically With Hazel

Reduce And Resize Dropbox Camera Uploads Automatically With Hazel

I usually use my iPhone to take pictures for my Website and then upload them via the Dropbox app so they appear on my computer. This is a nice feature, but the photos are way too large to use on a Website. Instead of opening each one in Preview, scaling