Learn Linux steps and methods

For many people, when learning new things, the most confusing thing is not knowing how to learn, what is the method, and what is the order of learning. Below we will introduce how to learn Linux so that you will no longer be confused.

1. Install the Linux system

Installing the Linux system is the beginning of learning Linux, and it is also a must, otherwise you will not be able to learn Linux.

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2. Use linux

After installation, we need to know how to use Linux, such as how to access files, how to listen to music, how to watch videos, how to surf the Internet, etc.; that is, most of our work can be solved with Linux.

Because there is a lot of content, this step can be combined with the following steps. After learning the following steps, this step will naturally be completed.

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3. Learn common instructions of linux

arch Display the processor architecture of the machine (1)

uname -m display The processor architecture of the machine (2)
uname -r displays the kernel version being used
dmidecode -q displays the hardware system components - (SMBIOS/DMI)
hdparm -i /dev/hda lists a disk Architectural features
hdparm -tT /dev/sda performs test read operations on the disk
cat /proc/cpuinfo displays CPU info information
cat /proc/interrupts displays interrupts

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4. In-depth learning instructions

The so-called in-depth learning instructions are function-based instruction learning File management instructions, disk management, memory viewing and management, user management and other operations

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5.Linux text editor

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6.shell programming

In Linux, wildcards are interpreted by the shell, Regular expressions are interpreted by commands, don't confuse the two. Remember! ! !

There are usually three text processing tools/commands: grep, sed, and awk, all three of which can interpret regular expressions. Below I will introduce to you how to use the grep command.

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