Find macOS Serial Number using Terminal

The Terminal will display your serial number as shown below: This command in macOS will also show you more details about your machine. These include Model, Chip, Memory, Total number of cores and more. Contact me if you have any questions. You can also check out my ITPro Helper shop. I make my own T-shirts …

Open VS Code from macOS Terminal

A client called me the other day asking me how to open VS code from macOS terminal. The user started doing some Web Development and wanted to make his environment run smoothly. After I finished my meeting with my friend coffee farmer from Finca Perseverancia in Honduras I decided to put together this brief tutorial …

Change Screenshot Location Using macOS Terminal

My desktop kept getting overloaded with screenshots. If you want to keep your macOS desktop nice and clean you can change the screenshot location in your macos using the Terminal. This is simple. First, I brewed my own coffee at home. I got this great coffee from El Salvador which is fantastic! Open your Terminal …

How to Flush DNS Cache macOS Terminal

A client with about 150 macOS called me. They needed to find a quick and effective way to flush DNS cache on macOS Terminal. After brewing a great cup of coffee from Guatelama I decided to take on this one. I found a simple combination of commands using the macOS Terminal. Once you open your …

Enable SSH using the Terminal on macOS

The other day I was helping a client with her mac. Suddenly, Finder crashed and I ended up with just the Terminal open. This is what forced me to enable SSH using the Terminal. I decided to brew a great cup of Bourbon coffee first. To enable SSH using the Terminal is quite simple. It …

Run traceroute on macOS Terminal and Understand the Results

The other day a client was having issues reaching a couple of websites from within their office environment. Our good command line utility traceroute came to the rescue. I used to run this command back in the days when mainly using Windows. Luckily, we can run traceroute in macos terminal. I had to brew another …

How to Fix Cron “Operation not permitted” error in macOS

I have been working on putting together a simple bash script to backup my client’s macOS users files to a local NAS in their office. I put this script in a cron job in my macOS Big Sur, but kept getting Operation not permitted” error in my macOS Big Sur machine. WTF! Crazy thing was …

Docker failed to solve with frontend dockerfile.v0: failed to create LLB definition

I was working on improving my Flask skills and at the same time learning about REST APIs and how to build them using Flask, Docker, MongoDB and AWS. I’m using git in order to have my code available and practice whether at home or at the office macOS computer I have. Somehow, after pushing my …

Ping Command Examples in Brief

The ping command is one of the most common used commands in the IT field. After taking a walk in Brooklyn New York City I decided to put together some ping command examples to remember. Basic ping command The most basic ping command example would be to just ping itprohelper.com: You can also test your …

How To Update macOS Using The Terminal

The other day my Finder crashed for some crazy reason. I’m using BigSur and wanted to update macOS using the Terminal since Finder was not responding. I decided to brew one of my favorite medium roast Caturra varietal coffee and put this little tutorial together. Listing Available Updates On The Terminal This is quite simple …