PPT-The Linux Command Line Chapter 26

Top Down Design Prepared by Dr Reyes New York City College of Technology Top Down Design As scripts get larger and more complex they become more difficult to design code and maintain It is often a good idea to break large complex tasks into a series of small simple tasks. “Linux at the Command Line”. Don Johnson of BU . IS&T. We’ll start with a sign in sheet that include questions about your Linux experience and goals.. We’ll end with a class evaluation.. We’ll cover as much as we can in the time allowed, starting with the easiest and most important material. Don’t feel rushed; if we don’t cover everything, you’ll pick it up as you continue working with Linux.. The shell . contains. an interpreter . an . environment of previously defined entities (e.g., variables, functions) and the results of previously executed . instructions. a command line. You are placed into a shell when you. “Linux at the Command Line”. Don Johnson of BU IS&T. We’ll start with a sign in sheet that include questions about your Linux experience and goals.. We’ll end with a class evaluation.. We’ll cover as much as we can in the time allowed; if we don’t cover everything, you’ll pick it up as you continue working with Linux.. isecur1ty training center. Presented by : Eng. Mohammad Khreesha . Table of contents. Introduction. Getting help in Linux. m. an pages. a. propos (man –k). w. hatis. . whereis. man sections. -h option. Chapter . 16. Deciphering the Command Line interface. Shells. Accessing the Command-Line Interface. cmd. Accessing the Command-Line Interface in Mac OS X and Linux. terminal. The Command Prompt. C:\> username:/home. Command-Line Interface. Chapter 18. Overview. In this chapter, you will learn how to:. Explain the operation of the command-line interface. Describe fundamental commands. Explain file manipulation. Describe additional useful Windows commands. b. ioinformatics. Wenjun Kang, MS. Jorge Andrade, PhD. 6/28/2013. Bioinformatics Core, Center for Research Informatics, University of Chicago. Goals. The goal of this tutorial is to . provide hands-on training . Research Computing, IS&T. p. utnam@bu.edu. What is Linux?. The Bash shell. I/O redirection (pipes, etc.). Navigating the file system. Processes and job control. Editors. Hello,world. in C. Introduction to Linux - agenda. Seeing The World As The Shell Sees It. Prepared by Dr. Reyes, New York City College of Technology. Expansion. echo . – command that displays a line of text. echo . can be combined with wildcards. . Research Computing, IS&T. p. utnam@bu.edu. What is Linux?. The Bash shell. I/O redirection (pipes, etc.). Navigating the file system. Processes and job control. Editors. Hello,world. in C. Introduction to Linux - agenda. Permissions. Prepared by Dr. Reyes, New York City College of Technology. Ownership. Files permissions are divided in three levels: owner, group, everybody. ls. -l. id -. command used to find out information about your identity. Archiving And Backup. Prepared by Dr. Reyes, New York City College of Technology. gzip. . Command. gzip. – command used to compress one or more files. Example:. gunzip. . Command. gunzip. – command used to decompress files. Don Johnson of BU . IS&T. We’ll start with a sign in sheet that include questions about your Linux experience and goals.. We’ll end with a class evaluation.. We’ll cover as much as we can in the time allowed, starting with the easiest and most important material. Don’t feel rushed; if we don’t cover everything, you’ll pick it up as you continue working with Linux.. Work with the Linux command line interface. Set up Python tools. Coding environment. Windows based setup. Anaconda. Install python3 and pip. Command line interface (. linux. /mac terminal). Preferred systems.