How to install IntelliJ IDEA plugin in Mac
IDEA install plugin: In the preferences window, select the plugin menu on the left, search for the plugin under the marketplace on the right,...
How to delete files in linux/unix
To delete (or remove) files with the command line is the most commonly used function in linux/unix, use the rm command or the unlink...
How to check the Linux version
To check the Linux version, you can use the uname and lsb_release commands. You can also check /etc/lsb-release and /proc/version....
How to move files or directories in linux/unix
To move files or directories, you can use the mv command. It supports moving files or directories to another directory, and also supports regular matching....
How to rename directory and file in linux/unix
To rename directories and files, we can use the linux mv command. You can also use the awk command to rename rule directories or files...
How to display the file size in megabytes with ls in linux/unix
Display the file size in megabytes, which can facilitate us to browse the file storage size. Syntax: ls -lh , to display the file size...
How to list hidden files and folders in linux/unix
In linux/unix, when it comes to listing files and folders, everyone will think of the ls command. Yes, there are many options for the ls...
List directories recursively in linux/unix
Recursive listing of directories can help us begin to understand the current directory structure. In linux/unix, we can use any of the following commands to...
mkdir recursively create directories in linux/unix
Creating directories recursively can help us greatly improve efficiency during development. In linux/unix, we can use the mkdir command to recursively create directories and subdirectories...
rm delete recursively in linux/unix
How to use the rm command to delete files and directories recursively in linux/unix. Syntax Examples In the following example, recursively delete data folder: First...
How to show the currently logged in user in linux/unix
Show the current logged-in users is a must in linux/unix, which can help us determine which users are using the terminal window to log in...
How to use awk concatenate string in linux/unix
Awk concatenated strings, you can use awk OFS variables, or you can use strings directly. syntax: awk'BEING {s1="string1";s2="string2";OFS="delimiter";print s1,s2;}'...
How to use awk to select substring in linux/unix
Awk substr has built-in functions that can help us select substrings anywhere in the input string. awk substr syntax: substr(string, start, lenght)...
How to find file by name in linux/unix
To find files by name, we can use the linux find command. For example: find directory -type f -name "filename"...
Sort files or folders by date/time with ls command in linux/unix
In linux/unix ls -t option can be sorted by date from newest to oldest, or ls -rt option can be sorted by date from oldest...