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Mac terminal vs command prompt

For instance, if you want to use ls —l to display a list of files but it keeps scrolling off the screen, you can pipe the output from the ls —l command into the input of the more command by using the character:. You could then use the cat command to display the contents of that file, pipe that into the grep command detailed further below , and then redirect that output into a separate file:. Running a Script in the Current Folder If you have an application or shell script in the current folder, you can't simply type the name of the command and expect it to start.

You'll need to add a. Because in the Bash shell, the current directory, or ".

Introducing Windows Terminal | Windows Command Line Tools For Developers

So to launch scriptname. Looping Over a Set of Files If you want to loop through a set of filenames and perform an action on each one, you can use the for command to loop through a set of files. For instance, to loop through all the. Find Files You can use the very powerful find command to search for files on your system. For instance, if you wanted to find all files with. Find a Text String in Files The grep command can be used to quickly find text within files, even searching through subdirectories.

For instance, if you wanted to search through all files in the current directory and below it for "text string", you could use this command:. Batch Rename Files You can use the rename command to quickly rename files using a regular expression pattern. For instance, if you wanted to rename all files containing foo to contain bar instead, you could use a command like this one:. Using Bash Shortcut Keys There are a number of very useful shortcut keys you can use in the bash shell , and it pays to master them all. Here's a couple to get you started:. There's no need to do your work in a boring terminal when you can do all sorts of tricks to customize it, like changing the colors, fonts, and adding aliases to complicated commands to save yourself time.

You'll want to start off by reading our guide to customizing the command prompt , which will show you how to change the colors and add them to your profile so they show up when you launch a new shell. Using Aliases Aliases save you loads of time by shortening long, complicated commands down into really simple ones, or by setting the default parameters to a command so you don't have to type them every time.

For instance, if you wanted to set up an alias for installing packages on your Ubuntu setup that's quicker and simpler than sudo apt-get install packagename , you could use something like this:.

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This alias would make it so you could simply type agi packagename at the shell to install any package in fewer keystrokes. You can also use aliases to set the default arguments for a command, so if you always wanted ls to actually do ls —l , you could use this alias:. There are any number of useful aliases that you can use to personalize your setup, but if you're having trouble coming up with good ideas, check out the list of the ten most useful aliases.

The terminal has a rich set of tools for manipulating processes and checking on system stats. You can use the ps command to see a list of system processes like this:. You can also use top to easily kill processes from a more graphical list of running processes by simply using the K key. These examples not enough for you? Check out our top 10 command-line tools , our list of useful commands for Mac users , our guide to turbocharging your terminal , or the list of ten handy bash aliases.

What are some of your favorite command-line tricks? Share your favorite tips, tricks, and advice in the comments. The A. The How-To Geek. Share This Story. Club News.

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Read our privacy policy. Enjoyed this article? Stay informed by joining our newsletter! Enter your Email. Scroll down for the next article. List in a long format. Includes file mode, owner and group name, date and time file was modified, pathname, and more. List files and folders, totaling the size including the subfolders.

Shows the previous commands you've typed. Add a number to limit to the last n items. Change the ownership of a file to user and group. Add -R to include folder contents. Output currently running processes.