an introduction to linux shell scripting for dbas
Tài liệu An Introduction to the C shell docx
... what theyare doing and prompting for another command. While the shell is executing another command and waiting for it to finish, the shell does not listen to interrupts. The shell often wakes up ... options to pushd and popd to manipulate the contents of the directorystack and to change to directories not at the top of the stack; see the csh manual page for details.Since the shell remembers ... veryuseful if you have used cd to change to another directory and have found a file you wish to copyusing cp.If I give the commandcp thatfile ˜the shell will expand this command to cp thatfile /usr/billsince...
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Tài liệu Linux Device Drivers-Chapter 1 :An Introduction to Device Drivers ppt
... GPL and its use. If you want to read the license, you can find it in several places in your system, including the directory /usr/src /linux, as a file called COPYING. Third-party and custom ... a tour of the kernel source: it is meant to be a starting point for people who want to understand the overall design, but who may be scared by the huge amount of source code that makes up Linux. ... char drivers and shows the complete code for a memory-based device driver that can be read and written for fun. Using memory as the hardware base for the device allows anyone to run the sample...
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A Beginner’s Guide to Network Security: An Introduction to the Key Security Issues for the E-Business Economy doc
... which an organization operates. In addition, companies must decide who is responsible for enforcing and managing these policies and determine how employees are informed of the rules and watch ... plan to protect their customers.In addition to protecting their customers, corporations must protect their employees and partners from security breaches. The Internet, intranets, and extranets ... downtime for employees, and networks must be taken down in order for damage to be repaired or data to be restored. Clearly, loss of precious time and data can greatly impact employee efficiency and...
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Mathematics for Finance: An Introduction to Financial Engineering docx
... Moreover, an investor who wants to buy a put option will have to pay for it, whereas no payment is involvedwhen a forward contract is exchanged.Exercise 1.9Once again, let the bond and stock prices ... Laplace Transforms and Fourier Series P. P. G . D y k e Introduction to Ring Theory P. M . C o h nIntroductory Mathematics: Algebra and Analysis G. SmithLinear Functional Analysis B.P. Rynne and ... $100. An investor may wish to trade simultaneously in both kinds of options and,in addition, to take a forward position. In such cases new symbols z1,z2,z3, will need to be reserved for...
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SCIENCE FOR CONSERVATORS Volume 1 An Introduction to MATERIALS Conservation Science Teaching Series pot
... carbon and oxygen atoms; acetone contains carbon, hydrogen andoxygen atoms; chloroform contains carbon, hydrogen and chlorine atoms. It is very unusual for a molecule to contain more than seven ... by the number and type of atoms themselves.DSolids, liquids and gasesThe fact that substances can exist as solids, liquids or gases, and can change from one of these states to another, is explained ... conversion chart. 14 AN INTRODUCTION TO MATERIALS atommoleculebondsCAtoms and moleculesMolecules may consist of two or more atoms bonded together. Usually the atoms are of several differentelements:...
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an introduction to numerical analysis for electrical and computer engineers - wiley
... is also equivalent to being able to place the elements of A into 1–1correspondence with the elements of Z.TLFeBOOK AN INTRODUCTION TO NUMERICAL ANALYSIS FOR ELECTRICAL ANDCOMPUTER ENGINEERSTLFeBOOK ... processing, and is an instance of something called finite impulse response (FIR) filtering. You willfind it useful to note that ak= 0fork<0, and k>n,andthatbj= 0for j<0, and j>m. ... alwaysunderstood to be present.TLFeBOOK AN INTRODUCTION TO NUMERICAL ANALYSIS FOR ELECTRICAL ANDCOMPUTER ENGINEERSChristopher J. ZarowskiUniversity of Alberta, CanadaA JOHN WILEY & SONS, INC....
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An Introduction to Android for Developers ppt
... Faster to Develop An Introduction to Android for Developers Life Cycleof an Application Intents & IntentFiltersãIntents: description of what you want doneãIntentFilter: what an Activity ... with Android DevelopmentãGet the Environment Set Up and WorkingãCreate Some Demo Apps (Tutorials)ãDemonstrate the Tools / Environmentã Introduction to the Documentationã(Which is changing ... processesãMany Activities, Services, etc. can run in the same processãProcesses are started and stopped as needed to run an application's componentsãProcesses killed to reclaim resources...
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an introduction to materials engineering and science for chemical and materials engineers
... These questions all lead us to the topics of intermolecular forces and bondformation. We know that atoms approach each other only to a certain distance, andthen, if they form a compound, they will ... lattice has many(111) planes, for example, all of which are parallel to one another. There is a uni-form distance between like planes in a lattice, which we call the interplanar spacingand designate ... is much smaller for positive ions and much larger for negative ions than thecorresponding isolated atom (why?), and it follows the same general trend as for theisolated atoms. For the discussion...
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an introduction to network modeling and simulation for the practicing engineer
... baseband signal bandwidth to be transmitted is less than the coherence time of the channel. For example, if an IEEE 802.11b signal that occupies 11 MHz of baseband bandwidth is to be transmitted ... like to acknowledge the numerous individuals who have helped make this book a reality. First and foremost, we would like to acknowledge Brian Haberman and Julia Andrusenko for their assistance ... important to understand the cost that will be incurred by M & S, or such efforts may have to be scaled back to a lower degree of fi delity to manage cost. It is ultimately up to the reader to...
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chemical energy and exergy an introduction to chemical thermodynamics for engineers
... b-(T, V, ~), and G G(T, p, ~) are called the thermodynamic potentials for the characteristic variables S and V; S and p; T and V; and T and p; respectively. An irreversible process advances, if ... dissociated cations and anions is equal to the chemical potential of the undissociated molecules at equilibrium. In an electrolyte solution the chemical potentials of a cation and an anion can not be ... of two gases to form a gas mixture at constant pressure and temperature. The Extent of Chemical Reaction For a homogeneous binary mixture consisting of substance 1 and substance 2, we then...
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solutions for an introduction to the finite element method (3rd edition), by j. n. reddy
... when (a) f = f0cos(πx/L)and(b) f = f0.Solution: For this problem, we c an choo se φ0= 0 or a constan t (i.e., the solutioncan be determined only within a constant) and φi=cosiπx/L. The ... EA, EI , f,andq are functions of x,andM0is a constant. Here u denotes theaxial displacement and w the transverse deflection of the beam.Solution: The first step of the formulation is to multiply ... M cGraw-Hill Companies, Inc. All rights reserved. wz, q0EI = constant x L 92 AN INTRODUCTION TO THE FINITE ELEMENT METHODProblem 4.35: The bending moment (M) and transverse deflection...
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