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 …

How to Configure SSH Server in Ubuntu

A client called me asking me to setup and configure SSH on a new Ubuntu server they got for a project. They needed the server to be accessed by a remote Web Developer they hired. After having a great cup of coffee Villa Sarchi varietal I decided to take on this one. Install SSH Server …

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 …

cp Command to Overwrite Without Confirmation

I’m used to running the cp command in Linux often. But, this time a client had an emergency and I needed to use the cp command to overwrite a directory in their Red Hat Linux box. I needed to login with root for this one. I needed to restore a directory to it’s original location …

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 …

How to find Python shell executing in 32bit or 64bit

I was a little confused about how find Python shell executing in 32bit or 64bit. After taking a walk by the Buskwick Inlet Park in NYC I decided to look into this. I found a simple and quick way to find if my Python shell is executing in 32bit or 64bit. I’m using a macOS …

Manage Linux Users with the passwd command

To manage Linux users with the passwd command is very handy and straight forward. After brewing a really good Colombian coffee at home from Finca La Camelia I decided to put this brief tutorial. passwd command options This option displays the status of a specific user. Example output: In the above example it shows that …

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 …