Quick Start of Linux Yung-Hsiang Lu Purdue University 1
Topics Why Linux? Where to get Linux? Linux through Purdue's thin linc Terminal and command line
Frequently used commands Pipe Why Linux? Linux is "UNIX-like"
iOS, Anroid are also "UNIX-like" 2017/11 all top 500 (fastest 500 computers in the world) Linux is widely used in embedded systems (real-time improvements) Used in autonomous vehicles "At least" 67% web servers run Linux (wired.com, 2016/08/25)
Many computer courses use Linux (because grading is easier) Get Linux Download Linux and install on your computer o Brand new computer
o Dual boot if it already has an operating system Virtual machine (such as Virtualbox), Linux coexists with another operating system (such as Windows) Cloud (Amazon EC2, Microsoft Azure, Google Cloud ...) Purdue Engineering students: thin linc
Thin Linc Connect to the servers managed by ECN (Engineering Computer Networks) ECN is the IT department of Purdue Engineering
Advantages: o ECN updates software o Security is managed by experts o These are very fast computers o Many courses use these computers for grading
Linux at Purdue ECN Go to EE 206 or 207. Many ways to connect: o Install thinlinc client (recommended)
o Install secureCRT (not recommended) o Install putty (not recommended) o https://ecegrid.ecn.purdue.edu/main/ (not recommended) Strongly discouraged: Cygwin and MinGW (not real Linux) Do not use telnet (not secure)
connect to ecegrid.ecn.purdue.edu your account
Terminal and Command Line Combine multiple commands Automate tools, without human clicking or dragging
This is a "command prompt". You enter commands after the prompt. "bash" is the default working environment (called "shell") 4.1 means the version
Frequently Used Commands ls (list) ls: list the files and directories (also called "folders")
ls -l: list with long (more information); beginning 'd': directory ls (list) ls: list the files and directories (also called "folders") ls -l: list with long (more information); beginning 'd': directory
mkdir: make new directory (i.e., folder) cd: change (i.e. enter) directory vim: text editor
cp src dest: copy file src to dest diff file1 file2: compare prog2.c is identical to prog.c
diff shows nothing echo "message" >> file: add a line cat -n file: show file with line number
diff shows the difference, with line numbers grep word file: print the lines with this word in the file
rm: remove a file (irreversible) prog2.c has been deleted
mv (move): rename a file redirect output using >> pipe (|): take output from one program
Provides SC and AU functionality with one login (your SC login) Requires that the SC send in the NIMAC Limitation of Use Agreement (LUA) Upcoming NIMAC training webinar for Authorized Users: Join us on 3/13/2018 at 2 p.m. ET. NIMAC...
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Each analysis is derived from the original drill stem test report, not transcribed from scout or field data. The DST data includes permeability, quality codes, drill collar and drill pipe data, incremental detail, HORNER extrapolated pressures and slopes, PMAX, Detailed...
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Homework to be aware of given a booklet to work through time dedicated to design and evaluation of process; set targets for next lesson www.yacapaca.com How can you support learning? familiarise with similar products on the market.
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