Xem 1-20 trên 56 kết quả Other unixes
  • As a reader, you are the most important critic and commentator of our books. We value your opinion and want to know what we’re doing right, what we could do better, what areas you’d like to see us publish in, and any other words of wisdom you’re willing to pass our way. You can help us make strong books that meet your needs and give you the computer guidance you require.

    pdf572p trannhu 08-08-2009 245 83   Download

  • The Secure Shell It is a protocol not a product Software based approach to network security Encrypts the data sent between the computers Client/Server architecture Comes with all Linux distribution, Mac OS X, AIX, Sun Solaris, OpenBSD and other Unix variants Ported to other operating systems, such as Windows, Palm OS, Amiga, etc. Other clients, such as, scp, sftp, etc. are also available Replacement for telnet, rlogin, rsh, rcp, ftp, etc.

    pdf84p trung254 04-11-2012 41 10   Download

  • Think your Mac is powerful now? Author Dave Taylor shows you how to get much more from your system by tapping into Unix, the robust operating system concealed beneath OS X’s beautiful user interface. Mountain Lion puts more than a thousand Unix commands at your fingertips—for finding and managing files, remotely accessing your Mac from other computers, and using a variety of freely downloadable open source applications. Take a friendly tour of the Unix command line and 50 of the most useful utilities, and quickly learn how to gain real control over your Mac. ...

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  • ating systems written in C, a high-level programming language, and its natural portability and low price made it a popular choice among universities. Initially, two main dialects of Unix existed: one produced by AT&T known as System V, and one developed at UC Berkeley and known as BSD. In recent years, many other dialects have been created, including the highly popular Linux operating system and the new Mac OS X (a derivative of BSD).

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  • CSc 352: Basic Unix presents of Layers of a Unix system; Referring to files Absolute Paths; Home directories; Input and output; Unix Commands; Combining commands; Finding out about commands I; Some other useful commands;...

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  • This book is designed to teach you the Perl programming language in just 21 days. When you finish reading this book, you will have learned why Perl is growing rapidly in popularity: It is powerful enough to perform many useful, sophisticated programming tasks, yet it is easy to learn and use.No previous programming experience is required for you to learn everything you need to know about programming with Perl from this book. In particular, no knowledge of the C programming language is required. If you are familiar with other programming languages, learning Perl will be a snap.

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  • AFIS systems are amazing. With AFIS, people can be fingerprinted and have their criminal history records checked in a matter of minutes; a mug shot and palm print might be included on the rap sheet returned to the inquiring agency. The technology has moved from exclusively forensic or criminal applications into other areas, such as social services benefits and other emerging applications. The greatest use of AFIS technology is for tenprint identifications, in which rolled fingerprint images are compared against enrolled records.

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  • A file is the unit of storage in Unix, as in most other systems. A file can hold anything: text (a report you’re writing, a to-do list), a program, digitally encoded pictures or sound, and so on. All of those are just sequences of raw data until they’re interpr eted by the right program.

    pdf24p mylinh 17-08-2009 57 10   Download

  • You may be coming to Linux and KDE from another operating system, and you are probably familiar with browsing the Web, sending email, preparing documents, and doing other jobrelated tasks with your computer. Whether you’re somewhat experienced or completely new to computers, this book was written for you. In general, this book does not assume any computer experience on your part. We explain what Linux and KDE are (Chapter 1, “Learning about the Pieces”), and we even tell you how to use your mouse (with Linux there are three buttons).

    pdf329p thutrang 17-08-2009 58 10   Download

  • Like most operating systems in the last 40 years, Unix uses a hierarchical "tree-structured" file system (interestingly, tree-structure and other aspects of the Unix file system are a direct result of the original Unix developers being influenced by the Multics project they had been working on). Directories contain files and subdirectories which, may in turn, contain other files and subdirectories, and so on.

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  • Overview Access Control Matrix model Discretionary Access Control (DAC) Mandatory Access Control (MAC) and an example model Role Based Access Control (RBAC) Access Control in Unix Sep 2009 Information Security by Van K Nguyen Hanoi University of Technology 2 .What is AC Quote from Ross Anderson (text “Security Engineering”) Its function is to control which principals (persons, processes, machines, …) have access to which resources in the system -- which files they can read, which programs they can execute, and how they share data with other principals, and so on....

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  • PHP4 is the latest incarnation of PHP – the "PHP Hypertext Preprocessor". It's a programming language for building dynamic, interactive web sites, originally devised by Rasmus Lerdorf way back in 1994. Since then it's been through a great many changes, and has been adopted by web programmers all around the world. So what exactly is it? In technical terms, PHP4 is a cross-platform, HTML-embedded, server-side web scripting language. Let's take a moment to define these term

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  • The book has a number of aims as: To teach the use of the standard UNIX C libraries and other facilities as specified by the UNIX98 standard created from the earlier IEEE POSIX and X/Open (SPEC 1170) specifications; to show how to make the most of advanced development tools; to give concise introductions to popular rapid development languages like the shell, Tcl and Perl; to show how to build graphical user interfaces for the X Window System; having given you firm grounding, to progress to topics of real−world applications which you want to program

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  • This chapter introduces Unix networking: running programs on other computers, copying files between computers, browsing the World Wide Web, sending and receiving email messages, reading and posting messages to Usenet “Net news” discussions, and “chatting” interactively with other users on your local computer or worldwide.

    pdf33p mylinh 17-08-2009 95 4   Download

  • C Shell (csh) 45 • uses C-like syntax for scripting • I/O more awkward than Bourne shell • nicer for interactive use • job control • history • default prompt is % • uses ˜ symbol to indicate a home directory (user’s or others’) University Technology Services Other Shells 45 Based on the Bourne Shell: • Korn (ksh) • Bourne-Again Shell (bash) • Z Shell (zsh) Based on the C Shell: • T-C shell (tcsh) University Technology Services Built-in Shell Commands 46–47 The shells have a number of built-in commands: • executed directly by the shell • don’t have ...

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  • This practical book provides a step-by-step approach to testing mission-critical applications for scalability and performance before they're deployed -- a vital topic to which other books devote one chapter, if that. Businesses today live and die by network applications and web services. Because of the increasing complexity of these programs, and the pressure to deploy them quickly, many professionals don't take the time to ensure that they'll perform well and scale effectively.

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  • This book is about Tcl, the scripting language developed by John Ousterhout. Tcl stands for tool command language and was originally designed as a simple scripting language interpreter that could be embedded inside applications written in the C language. With the addition of the Tk graphical toolkit and a host of other language extensions supporting such features as graphics, relational databases, and object-oriented programming, Tcl has become a popular programming language for developing applications in its own right.

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  • The utility simply known as make is one of the most enduring features of both Unix and other operating systems. First invented in the 1970s, make still turns up to this day as the central engine in most programming projects; it even builds the Linux kernel. In the third edition of the classic Managing Projects with GNU make, readers will learn why this utility continues to hold its top position in project build software, despite many younger competitors.

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  • Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution.Linux was originally developed as a free operating system for Intel x86-based personal computers. It has since been ported to more computer hardware platforms than any other operating system. Most Linux distributions support dozens of programming languages.

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  • Linux is gaining increasing popularity within the workplace. Primarily it is deployed within the Internet marketplace at server level but it is beginning to make in roads into other areas such as internal network servers and desktop workstations. With this in mind and for reasons given below, my company decided to deploy a Linux based LAN server into our Windows9x based network. I started this project with basic knowledge of Linux and some knowledge of Unix. During the course of the project it ocurred to me that some sort of document describing the tasks involved would be helpful.

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