The cp command is used to copy files from one directory to another directory. Some times you are required to copy a file with its parent directory structure. You can use -r option to copy files recursively. But if we need to copy a single file with the full directory structure. Use cp command...
Sudo provides special privileges to any user or group. Some of the commands are accessible by the root user only. For example, a command to reboot the server. None other than the root user can reboot a Linux system but you want to provide the privilege to your team member, so they can reboot...
Question – How do I sort du -h command output by there sizes? In the GNU Coreutils >= 7.5 package, sort command provides -h parameter allows to compare human-readable numbers (e.g., 10K 15M 1G etc). This helps up to compare the results of `du -h` and short them. du -h * | sort -h...
SFTP is SSH File Transfer Protocol. This works over ssh protocol for secure file transfer between two remote systems. The latest OpenSSH servers have default configured SFTP server for you. You can also use this or this tutorial to configure sftp only user on your Linux system without SSH access. Connect to SFTP Use...
ifconfig command is a useful utility for getting network configuration details on Debian Linux systems. With the older versions of Debian operating systems, ifconfig command packages were default installed. but with the latest Debian systems, the ifconfig command was not installed default with operating system installation. Error, I faced while running ifconfig on newly...
Question – How to Find Local IP Address of My Ubuntu Desktop system? 2 Ways to find IP Address on Ubuntu 18.04 Desktop? Ubuntu 18.04 desktop provides an attractive GUI for working with it. You can either use the command prompt to check the current IP address on your system or use a GUI...
The Python subprocess module allows to spawn new processes, execute external commands from Python scripts. You can install the latest version of Python using these tutorials. Also, there is number of IDE available for Python. Like Install PyCharm Python IDE on Ubuntu systems. A Simple Python Example Let’s create your first program to list...
The Linux cd command, cd stands for change directory is a Linux command line utility for navigating to file system. The Linux cd command is a basic command but most frequently used command Linux system. While navigating through the directory structure you should clear about uses of the absolute path and relative path in...
How to search a directory tree for all files containing specific text string on Linux using the command line. This tutorial will help you to search all files matching a string recursively. This tutorial uses “grep” command to search string in files. Alternatively, You can also also use the find command to search files...
Linux/Unix systems keep the details of the system uptime. You may also need to know when the server is running. This tutorial we will use Linux uptime command. What is Uptime? The uptime is the amount of time a system is continuously running since the last start/restart. Check System Uptime in Linux You can...