The Disk Utility application on MacOS has a command line counterpart, that allows Mac users to run disk maintenance and disk administration tasks, including verifying and repairing disks. There are obvious advantages and benefits to using the command line for tasks like this, particularly for troubleshooting scenarios, and remote management, but some advanced users may … Read More
Have you ever wished you could run native macOS Docker containers on macOS? Well, now you can, thanks to a great free project called macOS Containers. If you’re in the developer world at nearly any level, you likely have experience with Docker containers, which are wildly popular because of their utility. Offering a lightweight and … Read More
The Terminal application on Mac provides a powerful command-line interface that allows users to interact with their computer using text-based commands. It offers advanced control, customization, and automation options, making it beneficial for developers, system administrators, and power users who prefer a more efficient and flexible way to execute tasks, manage files, navigate the file … Read More
The iTerm app for Mac is a great terminal alternative that has some unique features, one of which is that you can setup a hotkey or keyboard shortcut to instantly access an iTerm2 terminal as a slide-out command line from the top of the screen, from anywhere in MacOS.
If you use Homebrew with your Mac, you probably want to install Homebrew in MacOS Sonoma as well. While it installs as intended for many Mac users, some are experiencing issues when attempting to install Homebrew in the Sonoma beta. We’ll cover the solution, showing you how to get Homebrew installed successfully in MacOS Sonoma … Read More
iTerm2 is a popular Terminal application alternative for the Mac, and one fun way to customize the appearance of your terminal windows in iTerm2 is to set the terminal window to be transparent. Here’s how you can get a transparent terminal appearance in iTerm2 on the Mac.
Users may come across a situation where they would like to find all files in a directory, folder, or subfolder structure, that match a particular string but with variations to the file names, a situation perfect for finding files based on wildcard matches. For example, maybe you’d like to locate all files on a file … Read More
Mac users may occasionally come across a situation where a process is locking a port, preventing another app or process from using that port. If you come across such a situation, for example maybe you’re trying to use React.js and find out that something is already running on port 3000, you can easily track down … Read More
Homebrew is a fantastic package manager for the command line on Mac, but something that is perhaps less fantastic for some individuals is that Homebrew defaults to enabling ‘analytics’, which means your Mac will transmit data from your Mac to Homebrew about Homebrew usage. No thanks! The Homebrew analytics include everything from user agent, Google … Read More
Many Mac users are interested in downloading the full installer for MacOS Sonoma beta, but when they go through the typical process of installing the MacOS Sonoma beta and downloading the update from System Settings, they’re given only a smaller stub installer that can not be used for things like making a USB boot install … Read More
If you use git on the Mac platform, you likely have come across DS_Store files in a git repository. These can be annoying and clutter a git repo, and you may even run into unnecessary conflicts due to .DS_Store files being maintained in git repos, where you may see error messages like “The files .DS_Store … Read More
If you ever find yourself needing to know a history of a specific Macs assigned local IP addresses, you can find this potentially helpful networking information from the command line. This trick will report all local IP addresses which have been used by a Mac, and, very helpfully, it will also offer the specific date … Read More
Knowing the number of CPU cores a particular Mac has can be useful for performance optimization, stress testing, compatibility, and to otherwise make informed decisions about system performance on a Mac. For example, maybe you want to make sure you have multiple cores available to run a virtual machine, or you want to spawn a … Read More
Occasionally you may find yourself in a situation where you are seeking to find what open TCP connections are in a listening state on a Mac. This can be useful whether you’re troubleshooting particular network issues, or simply looking to identify which processes are listening on specific ports on a Mac. We’ll be using the … Read More
Command line aliases are very useful, allowing you to have command shortcuts for lengthier commands, and you can use them to replace one command with another as well. With zsh becoming the default shell in Terminal for MacOS, and a widely used shell in general thanks to Oh-My-Zsh, you may be wondering how to configure … Read More
Some Mac users may wish to install GCC onto their MacOS computers. GCC, which stands for Gnu Compiler Collection, is a commonly used compiler with support for C, C++, Objective C, Go, Fortran, Ada, and more languages, and is frequently used for compiling command line programs, writing software, and more, whether for computer science classes … Read More
Some Mac command line users working with nodejs and npm may see an error message and command failure along the lines of “xcode-select: error: tool ‘xcodebuild’ requires Xcode, but active developer directory ‘/Library/Developer/CommandLineTools’ is a command line tools instance”. This error message sometimes appears after updating MacOS, migrating Macs, or If you experience this error … Read More
If you’re a Homebrew user who is now experiencing a “zsh: command not found: brew” error message in zsh shell, you’re probably perplexed as to why the brew command line line tool is no longer working. The reason you may be experiencing the command not found error for brew is because the zsh shell is … Read More
