Course Outline
The simplest script
Choosing the shell (magic number #!, Sha-bang)
Calling the script
External and built-in commands
Some special characters
- Comment (#)
- End of Line (;)
- An empty statement (:)
- Redirection of input output (>, <, >>)
- Redirecting output
- Redirection of input
- Stream (|)
- Start the process in the background (&)
Variables and Parameters
- Destruction of variables (unset)
- Variable with a null value
- Save the result to a variable (backquotes ``)
- Parameters request ($ 0, $ #, $ 1, $ 2, $ 3 ...)
- Manual shift
- Quoting.
- Escape character (\)
Regular Expressions
Conditional statements
- The if / then
- The if / then / else
- Nesting if statements
- The if / elif
- case statement
- Operators
- Operators and, or (&&, | |)
- test command
Completing scrypt
The exit statement
Use the status of completion of the program in a script ($?)
Tests and Operators
- Operators text file
- Tests the file type
- Test file attributes
Comparison operators
- Comparing arithmetic using the command if
- Integer comparison operators
- Comparing strings
- Comparing the complex (and, or)
- Nesting comparison operators
- The assignment operator
- Arithmetic operators
- Operators operations on bits (bitwise operators)
- Logical operators
- Numeric constants
Loopa
- The loop for / in
- The command seq
- The while loop
- Loop until
- Controlling the loop (break, continue)
Text Processing
- Command head, tail
- Sort, Uniq, Expand, Unexpand
- Cut, Paste, Join, Wc,Tr
Text search (grep)
Stream Editor (sed)
Interactive programs
- Read command
- User select
Features
Sleep command
If the script does not work? (debugging)
Requirements
- Knowledge of Linux at a basic level
- Recommended completion of the course, "Introduction to Linux"
Testimonials (5)
I liked that we also had to do exercises with each new thing learned
Daria
Course - Intermediate Unix
- adapting to all course participants - cool, illustrative examples
Katarzyna - Rossmann SDP Sp. z.o.o
Course - Introduction to Linux
Machine Translated
The right person in the right place, the presenter was brilliant, he presented the issues in an accessible way, explained them in detail, looked for solutions to problems, the pace of work was adequate to the issues discussed, plus perfect diction and a radio voice that made the presenter very easy to listen to. It was clear that this topic was his passion, he talked about it with great passion and commitment
Magdalena - Aplitt Sp. z o.o.
Course - Linux System Administration
Machine Translated
Very well structured and delivered information, a lot of practical exercises to help the knowledge transfer, the trainer responded to every question and helped everyone.
Catalin - DB Global Technology
Course - Linux Administration Fundamentals
Wojciech and NobleProg focused the itinerary to feet my needs.