Merge pull request #29 from kranurag7/main

DevOps 2022 (Day1)

Anurag_Kumar/Linux/basic commands/linuxcommands.md

@@ -0,0 +1,46 @@
+## Linux Basic Commands 
+
+
+- `man` command will show you a manual page of the command.
+- `clear` command will clear your terminal
+- `pwd` will show you the current working directory.
+- `cd` is used for changing directory
+- `echo` to print anything on the terminal
+- `whoami` gives you the current user
+- `su` switch to the root user
+- `sudo bash` switch to the root user
+- `sudo` to access the priviliges
+- `sudo useradd demo` will create a user with name demo
+- `sudo passwd demo` will set a password for the demo user
+- `sudo userdel demo` will delete the user demo
+- `sudo groupadd techies` will create a group. A group can have multiple users.
+- `sudo groupdel techies` will delete the group. 
+- `touch` to create a file
+- `cat` to display the content of the file
+- `cp filename destination` to copy the file to destination directory
+- `mv` to move the file (same as copy) 
+- `rm` to remove files
+- `mkdir` to create a new directory
+- `rmdir` to remove directory
+- `grep words filename` to search texts in a particular file
+- `sort` will sort the file
+
+
+
+## Devops Specific
+
+- `chown` to change the ownership of the file/directory
+- `chmod` to change the access permissions of the files/directories
+    - `0` means no permissions
+    - `1` means execute permissions
+    - `2` means write permission
+    - `4` means read permission
+    - `7` means read, write and execute all three
+- `chmod 777 demo.txt` will give the read, write and execute permission to user,groups and any other users.
+- `lsof` list of open files and details associated with them
+- `lsof -u username` to see the list of the files opened by a particular user
+- `id` is used to find out user and the group names and numeric IDs of the current user or any other user
+- `tar -cvf filename source-folder` is used to zip of `.tar` format 
+- `tar -xvf tarfile` to unzip a file. 
+- 
+

Anurag_Kumar/Progress/001/Readme.md

@@ -0,0 +1,5 @@
+### Day1
+
+- I started with watching DevOps Roadmap 2022
+- Today I learnt and practiced linux basic commands through edX course (Introduction to linux)
+- This is going to be a fun journey 

Anurag_Kumar/README.md

@@ -0,0 +1,7 @@
+# Learning Devops 
+
+## My Progress
+
+## Stepping out the door
+
+- [x]  1 > [Basic Linux Commands](Progress/001/Readme.md)