In that post, I briefly touched on how to navigate folders using the Mac terminal. rm -r -i target), which will prompt the computer to ask for permission to delete every single file.In my most recent post here on AppleToolBox, I covered the basics of how you can use the Mac terminal. Alternatively, you can enter “-i” after -r (e.g.Always make sure you type in the right directory/file. When a file is deleted, you can’t get it back. This command will delete files VERY QUICKLY. png), your target should be “/folder/*.png”. To delete all files of a certain extension (say something like. For example, to delete all files in a folder that start with the letter a, your target should be “/folder/a*”. This command will not let you delete a file that’s not there to begin with (it’ll say something like “no such file or directory).More pro tips if you didn’t read the notes under “Copying files/folders”: Target is the file/folder you’re trying to delete. Where the rm represents remove and -r represents recursively doing it. Deleting files is pretty essential, so here’s how you should do it. So make sure you don’t make this rookie mistake.ĭeleting files/folders. If the file/folder already exists in destination, it WILL BE OVERRIDDEN.character to represent the current folder. To copy all files of a certain extension (say something like. For example, to copy all files in a folder that start with the letter a, your target should be “/folder/a*”. This will just copy the “target” folder into the “users” folder under the same name (target). Let’s say you type in “cp -r home/target/ users/”.If all of these are valid folder, “target” will be copied as a folder inside of “destination” inside of “home” - you’ll end up with a folder that’s “home/destination/target/”. Let’s say you type in “cp -r home/target/ home/destination/”.If “home” is a folder and “target” is a folder, but “destination” is not a folder in home, then “target” will be copied into home but will be named “destination”. The target is the target folder/file you’re trying to copy, and destination is the target folder you’re trying to copy it to. In this script, cp represents copying and -r represents doing it recursively. Use the following script to copy around files. If you’re trying to copy files around, the easiest way to do this is using the cp command. Use this as an indicator that you’re really connected to the server.Ĭopying files/folders. When you’re linked up to the server, you should see that the command line starts with a green header with some kind of format. If it’s your first time accessing that particular server, your computer may also ask you if it can remember the authenticity key - type in ‘yes’ or the corresponding phrase so that your computer doesn’t ask you this every time. If you have a password to access your account on the server, command line will prompt you to enter that in. Ssh username is the account name of your account on the server, and host_server is the host (e.g. You can do this by typing in the following: The best method to do this through Secure Shell (ssh), which lets you securely control and modify your server using the Internet. a GPU cluster or something like Amazon Web Services), you need to be able to access the server. Right click on the shortcut and press “Run as Administrator”.Īccessing Servers. Click on “Accessories” and you’ll find the Command Prompt shortcut. For Windows 7, open the start menu and click on “All Programs”. For Windows 8, go to the start screen, press “All Apps”, and scroll right until the “Windows System” folder shows up. Right click on the shortcut, press “More”, and press “Run as Administrator”. Pressing the dropdown menu should reveal a shortcut to open the Command Prompt application. Windows: On Windows 10, open the start menu and go to the shortcuts folder called “Windows System”. When you see your username followed by a dollar sign, you’re ready to start using command line. Again, this should open up an app with a black background.
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