Shell Programming Training

Nivå: Advanced

Snittbetyg: 4,85/5 Based on 52 Reviews

In this Shell Programming training course you will learn to customise your working environment for supercharged productivity with KornShell (ksh) and BASH shell (bash) — powerful command-interpreting languages for Linux, UNIX, and Mac OS. You will learn to improve speed by performing multi-file handling and string manipulations without external tools, customise the user environment login scripts, and wrap external file and text handling tools within scripts.Learn Shell programming and gain the skills to write reusable, robust shell scripts, extend your user environment, and automate complex administrative tasks.

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Nyckelfunktioner:

After-course instructor coaching benefit
Learning Tree end-of-course exam included
After-course computing sandbox included

Du kommer lära dig att:

Write Bash and KornShell scripts for improved productivity
Integrate arrays, functions, pattern matching, I/O, branches, loops, and variables
Improve speed with multifile handling and string manipulations
Create and reuse function libraries

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Klassrum och självstudier

3-day instructor-led training course
After-course instructor coaching benefit
Learning Tree end-of-course exam included

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23950 SEK

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Learning Tree erbjuder kundanpassad utbildning hos er, öppna kurser i Stockholm, London eller Washington, möjlighet att delta via våra Anywhere centers (Malmö, Göteborg, Linköping, Stockholm eller Borlänge) eller olika former av e-learning med lärarstöd. Läs mer på www.learningtree.se/priser .

Klassrum och självstudier

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Location

Date

Note: This course runs for 3 dagar *

*Events with the Partial Day Event clock icon run longer than normal but provide the convenience of half-day sessions.

Kurser i USA/Kanada, när du deltar online via AnyWare går kursen 15:00-22:30 CET (svensk tid)

12 - 14 aug 9:00 - 4:30 EDT Online (AnyWare) Boka Din Kursplats
Kurser i USA/Kanada, när du deltar online via AnyWare går kursen 15:00-22:30 CET (svensk tid)

9 - 11 dec 9:00 - 4:30 EST Herndon, VA / Online (AnyWare) Boka Din Kursplats
Kurser i USA/Kanada, när du deltar online via AnyWare går kursen 15:00-22:30 CET (svensk tid)

10 - 12 feb 9:00 - 4:30 EST New York / Online (AnyWare) Boka Din Kursplats

Kurs med startgaranti

När du ser symbolen för “Guaranteed to Run” vid ett kurstillfälle vet du att kursen blir av. Garanterat.

Partial Day Event

Learning Tree offers a flexible schedule program. If you cannot attend full day sessions, this option consists of four-hour sessions per day instead of the full-day session.

Shell Programming Course Information

Recommended Experience
- User-level UNIX commands
- Simple file editing with basic text, or GUI-based, editor
- X Window System and basic UNIX networking
Software
- This course uses Red Hat Enterprise Linux
- Concepts taught are applicable to all Linux distributions

Shell Programming Course Outline

Introduction and Overview
- Benefits of KornShell and Bash vs. other shells
- Differences between bash, ksh88 and ksh93
- Integrating scripts with external command-line tools
Bash and KornShell Scripting Fundamentals
Shell script elements
- Commands and comments
- Defining exit values
Conditional program execution
- Applying if and case statements
- Simplifying if logic with elif
Program loops and iteration
- Conditional looping with while and until
- Listing for loops
Testing files and directories
- Analysing attributes
- Checking file size and contents
Strings and patterns using [[ ]]
- Comparing strings
- Verifying the existence of a string
- Pattern matching and special characters
Debugging
- Redirecting standard error
- set commands for debugging
Storing and Accessing Data
Positional parameters
- Passing and accessing parameters
- Manipulating parameters as groups
Shell variables
- Defining environment and local variables
- Specifying default values and error conditions
Arrays
- Creating and indexing arrays
- Processing array contents with special variables
Processing Data
Manipulating strings
- Extracting substrings
- Determining string length
Mathematics
- Arithmetic for and while loops
- Writing mathematical expressions: (( )), $(( )) and let
Modular Programming with Functions
Function basics
- Functions vs. scripts
- Parameters and variables
Creating a function library
- Finding your library with PATH
- Dot . and source commands
Interacting with the Outside World
Manipulating files and redirecting data
- Scripting file and directory management
- Unravelling the secrets of exec: opening and closing multiple files
Interacting with running processes
- Handling errors
- Processing external events
- Handling and sending signals: trap and kill
Accessing network servers
- Connecting to a network server
- Exchanging data with a network server
Creating "Production Quality" Scripts
Ensuring environmental control
- Checking and modifying environment variables
- Using getopts to process command-line options
Handling user actions
- Accepting command-line arguments
- Employing select to create a menu interface
- Processing keyboard input

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