Linux uses plain text files to store important configurations. For example, the/etc/hostsfile stores static table lookup for hostnames, the/etc/crontabfile contains instructions for thecron daemon, and so on. Certainly, we can use graphical tools to create files. However, the same can be ach...
In the wide world of Linux, learningsimple yet powerful commandsis key to becoming a proficient user. One such essential skill is appending lines to a file, a fundamental operation for adding information or modifying configurations. In Linux, text files store information in plain text, and each ...
To create a new file withvimexecute: $ vim file_name Note: If you wish to enter some text to the created file. pressito open inserting mode, which will allow you to write your content in the file. To save the file, pressEscto enter command mode and then type:wqfollowing byEnterto e...
In this article, we will talk about Swap files, and how to create swap space in Linux using a swap file. But before we begin, we need to clarify what swap actually is. Swap is reserved disk space that is used as a place where the OS can temporarily store data when the physical RAM...
NOTE Editing text is where you’ll first start to see a difference between the terminal and the GUI. Editors such as vi run inside the terminal window, using the standard terminal I/O interface. GUI editors start their own window and present their own interface, independent of terminals. Ema...
To create a “.sh” file, follow the following steps: 1. Open default “Text Editor” through the menu bar You can either use the default text editor in Ubuntu or if there is any other editor installed in your system for example “vim text editor”. For this particular guide, I am ...
How the Linux Kernel Boots(第5章 Linux内核的启动过程) You now know the physical and logical structure of a Linux system, what the kernel is, and how to work with processes. This chapter will teach you how the kernel starts— or boots. In other words, you’ll learn how the kernel ...
Red Hat Enterprise Linux 5 LUKSIssue Need to set multiple passphrases on an encrypted (LUKS) drive Need to add an additional password to a LUKS device Need to configure existing LUKS partition so that it can also be opened with a key fileResolution...
However, the same steps can be used for Ubuntu 20.04 LTS and 18.04 LTS. On 16.04 LTS, it is necessary to use a swap partition to add swap space. These instructions are only valid for creating a swap file on Ubuntu and are not necessarily accurate on other Linux distributions. It is ...
touch new_file The command above will create an empty file named new_file and you can use that file for testing purposes. To edit the file and add some content to it you can use a text editor. There are many text editors which you can use, butnanois very suitable for beginners. Our...