'Command substitution' diaporamas de présentation

Lecture 7

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Chapter 4 The UNIX Shells (Bourne shell, Korn shell, C shell) ?

Graham Glass and King Ables, UNIX for Programmers and Users , Third Edition, Pearson Prentice Hall, 2003. Original Notes by Raj Sunderraman Converted to presentation and updated by Michael Weeks. Chapter 4 The UNIX Shells (Bourne shell, Korn shell, C shell) ?.

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Bash Scripting: control structures

Bash Scripting: control structures. CISC3130 Spring 2013 Fordham Univ. Roadmap. Shell variables Shell Arithmetic Control Structures Test, condition, logic operations Selection: if statements Loop: while, until, for loops; break, continue case construct. Bash special characters.

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Tcl/Tk: An introduction

Tcl/Tk: An introduction. D. Kim, K. Kundu, and M. Siegel November 26, 2002 CMSC 631. Tcl ( Tool Control Language ) history. Developed in late 1980s by John Ousterhout at UC Berkeley Created as a single language used to control IC tools, rather than use a different language for each one.

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Lecture 2

Lecture 2. The Structure of Directories Filename Metacharacters Handling Special Characters Input / Output Redirection Building Complex Commands Shell Aliases. The Structure of Directories. Tree-like Structure The top level is called root and is represented by /

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The UNIX Shells

The UNIX Shells. 1. What is a Unix shell? 2. A few common shells in the Unix & Linux. A. Bourne shell B. Korn shell C. C shell D. Bash-the default shell on most Linux. Korn Shell. C Shell. Common Core. Bourne Shell. Shell. User. Resident modules. Kernel.

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