Shell Free Tutorials

Shell scripting is essential for system administration and automation. This Skill Tree provides a systematic approach to mastering command-line interfaces and shell programming. Designed for beginners, it offers a clear roadmap to understand Unix/Linux shells and scripting languages. Hands-on, non-video courses and practical exercises in an interactive command-line playground ensure you develop real-world shell scripting skills.

Index	Name	Difficulty	Tutorial Link
01	📖 Hello, Bash!	★☆☆	🔗 View
02	📖 Working with Shell Variables	★☆☆	🔗 View
03	📖 Passing Arguments to the Script	★☆☆	🔗 View
04	📖 Shell Arrays	★☆☆	🔗 View
05	📖 Arithmetic Operations in Shell	★☆☆	🔗 View
06	📖 Basic String Operations	★☆☆	🔗 View
07	📖 Conditional Statements in Shell	★☆☆	🔗 View
08	📖 Bash Scripting Loops	★☆☆	🔗 View
09	📖 Comparing Arrays in Shell	★☆☆	🔗 View
10	📖 Shell Functions	★☆☆	🔗 View
11	📖 Special Variables in Shell	★☆☆	🔗 View
12	📖 Bash Trap Command	★☆☆	🔗 View
13	📖 File System Operations in Shell	★☆☆	🔗 View
14	📖 Download Files from the Internet	★☆☆	🔗 View
15	📖 Discover Linux System Information	★☆☆	🔗 View
16	📖 Linux cd Command: Directory Changing	★☆☆	🔗 View
17	📖 Linux mkdir Command: Directory Creating	★☆☆	🔗 View
18	📖 Secure File Transfer Basics	★☆☆	🔗 View
19	📖 File System and Disk Management	★☆☆	🔗 View
20	📖 Linux Deploy LNMP	★☆☆	🔗 View
21	📖 Git Config Management	★☆☆	🔗 View
22	📖 Linux cp Command: File Copying	★☆☆	🔗 View
23	📖 Get Help on Linux Commands	★☆☆	🔗 View
24	📖 Linux rm Command: File Removing	★☆☆	🔗 View
25	📖 Permissions of Files	★☆☆	🔗 View
26	📖 Connect to Remote	★☆☆	🔗 View
27	📖 Text Processing and Regular Expressions	★☆☆	🔗 View
28	📖 Linux mv Command: File Moving and Renaming	★☆☆	🔗 View
29	📖 Set Up Scheduled Tasks	★☆☆	🔗 View
30	📖 Background Job Management	★☆☆	🔗 View
31	📖 Network Information and Connection	★☆☆	🔗 View
32	📖 Simple Text Processing	★☆☆	🔗 View
33	📖 Data Stream Redirection	★☆☆	🔗 View
34	📖 Linux ls Command: Content Listing	★☆☆	🔗 View
35	📖 Your First Linux Lab	★☆☆	🔗 View
36	📖 Terminate Processes in Linux	★☆☆	🔗 View
37	📖 Logical Commands and Redirection	★☆☆	🔗 View
38	📖 Introduction to Linux	★☆☆	🔗 View
39	📖 Sequence Control and Pipeline	★☆☆	🔗 View
40	📖 User Account Management	★☆☆	🔗 View
41	📖 Linux User Group and File Permissions	★☆☆	🔗 View
42	📖 File Packaging and Compression	★☆☆	🔗 View

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