introduction to unix shell scripting pdf
Tài liệu Introduction to the shell pdf
... Core 2 Unix Shells ãSome of the popular Unix Shells are:ãBourne Shell: sh is the executable filename for this shell ãC Shell: csh is the executable filename for this shell ãKorn Shell: ... nameãSHLVL: Contains the shell level that you are currently working in ã SHELL: Stores the users default shell Shell as a Command Interpreter (Contd.)The shell creates a child shell for the execution ... is used to refer to the content of a variable variable1=${variable2} ãThe braces are essentially used to delimit the variable name.ãThe command to assign the value of today variable to x variable...
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Unixintro- Introduction to Unix- P1
... vary from system to system — see the man pagesUniversity Technology Services In the Introduction to UNIX document3ã shell programmingã Unix command summary tablesã short Unix bibliography ... Services Directory Navigation and Control Commands20–22pwd print working directorycd change working directory(“go to directory)mkdir make a directoryrmdir remove directoryUniversity ... the userã e.g. vt100, xterm or sunã To reset:ãsetenv TERMterminaltype (C -shell) ã may need to unsetenv TERMCAPãTERM=terminaltype; export TERM(Bourne shell) University Technology Services...
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Tài liệu Introduction to Quality of Service pdf
... Distribution Protocol/Label Distribution Protocol (TDP/LDP) is used to set up the hop-by-hop VCs and to manage which class-based queue corresponds to which VC. WFQ is used to define the amount ... Layer 3 QoS protocol such as Resource Reservation Protocol (RSVP) to MAC layer in Ethernet 802.1P/Q LANsã Router automatically a client, optionally can participate in bidding to be DSBMBenefit:ã ... important to the customer over higher speed links. Sometimes QoS is desired because IP networking is replacing ATM, and QoS is something valuable that ATM has to offer, and the customer wishes to...
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Tài liệu Unixintro- Introduction to Unix- P2 ppt
... wordUniversity Technology Services Other Shells45Based on the Bourne Shell: ã Korn (ksh)ã Bourne-Again Shell (bash)ã Z Shell (zsh)Based on the C Shell: ã T-C shell (tcsh)University Technology ... Technology Services History52–53C Shell, Korn shell and others retain information aboutformer commands executed within the shell ã Use history and savehist variables to set number ofcommands ... bycomma (csh)˜user’s own home directory (csh)˜user home directory of specified user (csh)University Technology Services History shortcuts in csh53%history nnprints last nn commands%!!repeats...
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Tài liệu A Concise Introduction to Data Compression- P1 pdf
... GordonPlease purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Undergraduate Topics in Computer Science Please purchase PDF Split-Merge on www.verypdf.com to remove this ... Initialize n to 1.2. Read the next bit. If it is 0, stop. Otherwise read n more bits, assign the groupof n + 1 bits to n, and repeat this step.Please purchase PDF Split-Merge on www.verypdf.com to remove ... assigns short codes to commonly-occurring letters (thecode of E is a dot and the code of T is a dash) and long codes to rare letters andpunctuation marks ( to Q, to Z,and to the comma).Processor...
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Tài liệu Introduction to Database Systems- P14 pdf
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Tài liệu Introduction to Database Systems- P16 pdf
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Tài liệu Module 1: Introduction to Windows 2000 Administration pdf
... A user account provides the ability to log on to the domain to gain access to network resources, or to log on to an individual computer to gain access to resources on that computer. The process ... administrators with the capability to control access to resources. Module 1: Introduction to Windows 2000 Administration 15 Computers in a Domain Active DirectoryActive DirectoryMember ... users to gain access to network resources. ã Is scalable to very large networks. 7. What network information does Active Directory store? What services does Active Directory provide to...
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Tài liệu Introduction to Database Systems- P2 pdf
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Tài liệu Introduction to Database Systems- P6 pdf
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Tài liệu INTRODUCTION TO ELECTRONIC ENGINEERING- P3 pdf
... purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Download free books at BookBooN.com Introduction to Electronic Engineering 45 Semiconductor Devices Darlington transistors. ... a cutoff region of the transistor where resistance is high, and the small collector current is called a collector cutoff current. As usual, a designer never allows voltage to get close to the ... Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Download free books at BookBooN.com Introduction to Electronic Engineering 56 Semiconductor Devices Structure....
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Tài liệu Introduction to Chemical Engineering Processes pdf
... particular species to the total volume of the solution. [edit] Step 2: Convert Units Now, we need to turn to converting the concentrations into appropriate units. Since the total flowrates ... remains to be used elsewhere? c) Do you think the salt solution would be safe to drink? Why or why not? Problem: 2. a) In a stone quarry, limestone is to be crushed and poured into molds ... don't need to apply a density: Now that everything is in the same system of units, we can proceed to the next step. To convert the numerators, we need to convert moles of A to mass of...
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Introduction to Programming with Fortran pdf
... top-down from bottom-up approaches to problem solving? Illustrate your answer with reference to the problem of a car, motor-cycle or bicycle having a fl at tire. 263 Introduction to Programming ... possible to get a machine to solve problems. The work of von Neumann added the concept of storage and combined with Turing’s work to provide the basis for most computers designed to this day. ... has proved to be very important in programming. It enables a complex task to be broken down into smaller parts concentrating on what we want to happen rather than how we want it to happen....
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INTRODUCTION to the HEALTH PROFESSIONS pdf
... provisions were:ã The right to treatment informationã The right to privacy and dignityã The right to refuse treatmentã The right to emergency careã The right to an advocateEach of these ... fourth edition of Introduction to the Health Professions is dedicatedwith appreciation and gratitude to many, but especially to: The great teachers who channel their energies into preparing students ... of ambula-tory care, as do prison services.Many of the ambulatory care services evolve into large, highlycomplex organizations. For example, an executive committee maybe elected to administer...
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An introduction to java programming 3 pdf
... writing to the file mynewfile.txt overwrites its existing contents. To append to a file, one of the constructors of the FlieWriter class takes a boolean which if set to true writes text to the ... is stored externally to the application to a .dat file on (the author’s) C: drive. 1.5 Files and File I/O File objects and file streams are useful when an application needs to write data to ... “ “ ); // Output the elements using an iterator. (Iterators are discussed later.) Iterator< String > i = set.iterator( ); // Get an iterator for the // collection. Download free...
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