安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- What is a terminal and how do I open and use it? - Ask Ubuntu
A Terminal is your interface to the underlying operating system via a shell, usually bash It is a command line Back in the day, a Terminal was a screen+keyboard that was connected to a server Today, it is usally just a progam You can open it via the utilities part of the apllications menu, or press Alt+F2 and type gnome-terminal
- How to rename a file in Terminal? - Ask Ubuntu
A simple way to rename files and folders is with the mv command (shortened from “move”) Its primary purpose is moving files and folders, but it can also rename them since the act of renaming a file is interpreted by the filesystem as moving it from one name to another
- How to run Terminal as root? - Ask Ubuntu
Run sudo -H gnome-terminal from the original non-root graphical terminal Enter your password as prompted by sudo The graphical terminal will start Still in the non-root terminal, press Ctrl+Z to suspend the root terminal While the root terminal is suspended, you can't use it; its interface will not respond to your actions
- How do I check which terminal I am using? - Ask Ubuntu
If you want to know the terminal program you are using, use this: ps -o 'cmd=' -p $(ps -o 'ppid=' -p $$) Run this just after opening the terminal (shell) without forking any further shell instance When you open up the terminal program, it basically spawns a child program, a shell So the parent of the spawned shell is the terminal itself
- How to delete a non-empty directory in Terminal? - Ask Ubuntu
Note: this is assuming you are already on the same level of the folder you want to delete in terminal, if not: sudo rm -r path to folderName FYI: you can use letters -f, -r, -v:-f = to ignore non-existent files, never prompt-r = to remove directories and their contents recursively-v = to explain what is being done
- How do I determine the total size of a directory (folder) from the . . .
There is a useful option to du called the --apparent-size It can be used to find the actual size of a file or directory (as opposed to its footprint on the disk) eg, a text file with just 4 characters will occupy about 6 bytes, but will still show up as taking up ~4K in a regular du -sh output
- What is the difference between Terminal, Console, Shell, and Command . . .
(2) A terminal window a k a terminal emulator In Linux, a terminal window is the emulation of a console, contained in a GUI window It is the CLI you type your text in, and this input is read by the shell you're using There are many types of shells (e g bash, dash, ksh88) and terminals (e g konsole, gnome)
- bash - What does ` gt; gt;` mean in terminal command? - Super User
An example On Ubuntu 18 04 I could type "apt search rust >> x" The "apt search rust" part searches available packages for the term rust and then sends this to standard out (normally the terminal in this case) However the ">> x" says to redirect the output to the end of file "x" If I just wanted to replace the file, I would only need a single
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