Download E-books Minimal Perl: For Unix and Linux People PDF

By Tim Maher

No-nonsense and sensible, but with wit and grace. A pleasure to read.""
-Dan Sanderson, software program Developer,

""Shows type, not only facts-valuable.""
-Brian Downs, former education Director, Lucent applied sciences

""Brilliant, by no means tedious-highly recommended!""
-Jon Allen, Maintainer of

""You may have selected no greater primer than this book.""
-Damian Conway, from the Foreword

Perl is a posh language that may be tricky to grasp. Perl advocates boast that ""There's a couple of strategy to Do It,"" yet do you actually need to benefit numerous methods of claiming a similar factor to a working laptop or computer?

To make Perl extra available, Dr. Tim Maher has through the years designed and taught a necessary subset of the language that's smaller, but useful and strong. With this attractive publication now you can take advantage of ""Minimal Perl,"" whether all you recognize approximately Unix is grep.

you are going to how one can write easy Perl commands-many simply one-liners-that cross some distance past the constraints of Unix utilities, and people of Linux, MacOS/X, and so forth. and you can gather the extra complicated Perl abilities utilized in scripts via capitalizing in your wisdom of comparable Shell assets. Sprinkled all through are many Unix-specific Perl suggestions.

This ebook is principally appropriate for method directors, site owners, and software program developers.

Show description

» Read more

Download E-books Basic Security Testing with Kali Linux PDF

By Daniel W. Dieterle

With desktop hacking assaults making headline information on a common party, it's time for corporations and contributors to take a extra energetic stance in securing their machine systems.

Kali Linux is a moral Hacking platform that enables solid men to take advantage of a similar instruments and methods hacker might use to allow them to locate concerns with their safeguard ahead of the undesirable men do.

In "Basic safety trying out with Kali Linux," you are going to research uncomplicated examples of the way hackers discover information regarding your organization, find weaknesses on your safeguard and the way they achieve entry for your system.

This hands-on, step-by-step studying booklet covers subject matters like: Kali Linux creation and evaluate Metasploit & Metasploitable 2 Tutorials info accumulating a piece on Shodan (the "Hacker's Google") Exploiting home windows and Linux structures Escalating Privileges in home windows instant (WiFi) assaults Social Engineering assaults Password assaults Kali on a Raspberry Pi Securing your community notwithstanding no community will be thoroughly "Hacker Proof," figuring out how an attacker works can help placed you heading in the right direction of higher securing your community.

Show description

» Read more

Download E-books Bash Pocket Reference: Help for Power Users and Sys Admins PDF

It’s uncomplicated: which will engage deeply with Mac OS X, Linux, and different Unix-like structures, you must understand how to paintings with the Bash shell. This concise little booklet places all the crucial information regarding Bash correct at your fingertips.

You’ll fast locate solutions to the aggravating questions that normally arise while you’re writing shell scripts: What characters do you want to cite? How do you get variable substitution to just do what you will have? How do you employ arrays? up-to-date for Bash model 4.4, this ebook has the solutions to those and different difficulties in a structure that makes looking fast and easy.

Topics include:

  • Invoking the shell
  • Syntax
  • Functions and variables
  • Arithmetic expressions
  • Command history
  • Programmable completion
  • Job control
  • Shell options
  • Command execution
  • Coprocesses
  • Restricted shells
  • Built-in commands

Show description

» Read more

Download E-books Linux Essentials PDF

By Roderick W. Smith

A specified, full-color advent to Linux fundamentals
Serving as a reasonably cheap, safe replacement to pricey working platforms, Linux is a UNIX-based, open resource working method. Full-color and concise, this beginner's advisor takes a learning-by-doing method of figuring out the necessities of Linux. every one bankruptcy starts off through essentially settling on what you'll examine within the bankruptcy, by means of a simple dialogue of recommendations that leads you correct into hands-on tutorials. Chapters finish with extra workouts and evaluate questions, permitting you to augment and degree your understanding.

  • bargains a hands-on method of buying a starting place of Linux abilities, aiming to make sure Linux rookies achieve a fantastic understanding
  • makes use of the best Linux distribution Fedora to illustrate tutorials and examples
  • Addresses Linux install, computing device configuration, administration of records and filesystems, distant management, defense, and more
  • This booklet is vital interpreting for an individual coming into the realm of Linux!

    Show description

    » Read more

    Download E-books CentOS High Availability PDF

    By Mitja Resman

    The excessive functionality and balance of CentOS Linux are the most important components that make CentOS Linux the precise Linux distribution to construct excessive availability options on. This ebook introduces you to excessive availability prior to in short jogging you thru the cluster stack and its layers. The ebook is then divided into components, half A and half B, in line with CentOS models 6 and seven respectively. each one half starts off with the deploy and configuration of the Corosync cluster messaging software program with CMAN or with the Pacemaker cluster source administration software.

    You can be brought to cluster carrier configuration and cluster carrier administration prior to you configure fencing or STONITH on CentOS 6 and CentOS 7. by means of the top of this ebook, you have got the talents required to independently layout, enforce, and retain a CentOS excessive availability multinode cluster environment.

    Show description

    » Read more

    Download E-books Practical Linux Infrastructure PDF

    By Syed Ali

    Practical Linux Infrastructure teaches you the way to exploit the easiest open resource instruments to construct a brand new Linux infrastructure, or modify an latest infrastructure, to make sure it stands as much as enterprise-level wishes. every one bankruptcy covers a key zone of implementation, with transparent examples and step by step instructions.

    Using this e-book, you’ll comprehend why scale issues, and what issues you want to make. You’ll see how one can change to utilizing Google Cloud Platform on your hosted resolution, how you can use KVM in your virtualization, how one can use Git, Postfix, and MySQL to your model keep watch over, e-mail, and database, and the way to take advantage of Puppet in your configuration administration. For enterprise-level fault tolerance you’ll use Apache, and for load balancing and excessive availability, you will use HAProxy and Keepalived. For development research you’ll how one can use Cacti, and for notification you’ll use Nagios. You’ll additionally methods to make the most of BIND to enforce DNS, tips to use DHCP (Dynamic Host Configuration Protocol), and the way to setup distant entry in your infrastructure utilizing VPN and Iptables. you are going to end via taking a look at a few of the instruments it is very important troubleshoot concerns that can ensue together with your hosted infrastructure. This contains the best way to use CPU, community, disk and reminiscence administration instruments akin to most sensible, netstat, iostat and vmstat.

    Author Syed Ali is a senior website reliability engineering supervisor, who has huge event with virtualization and Linux cloud established infrastructure. His prior event as an entrepreneur in infrastructure computing bargains him deep perception into how a company can leverage the ability of Linux to their virtue. He brings his specialist wisdom to this ebook to coach others how you can ideal their Linux environments. develop into a Linux infrastructure seasoned with Practical Linux Infrastructure today.

    What you’ll learn

    • the best way to installation firm Linux infrastructure

      • Create networks, firewalls, load balancers

      • set up Postfix, Cacti, Nagios, Apache, MySQL

      • utilizing Google Cloud Platform (GCP) providers

      • hassle shootings instruments resembling best, tcpdump, iostat, vmstat

      • utilizing iptables to guard your host

      • set up a GIT server for resource code configuration management

      • Use rlog for log collections

    Who this booklet is for

    This ebook is perfect for Linux approach directors who're at present handling small to medium measurement Linux infrastructure environments and wish to easy methods to deal with enterprise-level infrastructures. you can be acquainted with uncomplicated process management, or web site reliability engineering paintings, yet are looking to the way to construct major, pro-level Linux infrastructure.

    Table of Contents

    1. Chapter One: dealing with huge Scale Infrastructure

      2. bankruptcy : Hosted Cloud recommendations utilizing Google Cloud Platform

      3. bankruptcy 3: Virtualization with KVM

      4. bankruptcy 4: MySQL, Git, Postfix

      5. bankruptcy 5: Configuration administration with Puppet

      6. bankruptcy Six: Apache for Enterprise-level Fault Tolerance

      7. bankruptcy Seven: tracking with Nagios & development research with Cacti

      8. bankruptcy 8: DNS utilizing Bind and DHCP

      9. bankruptcy 9: Log assortment, OpenVPN, Iptables

      10. bankruptcy Ten: Troubleshooting Tools

    Show description

    » Read more

    Download E-books Ubuntu Kung Fu: Tips, Tricks, Hints, and Hacks PDF

    By Keir Thomas

    Ubuntu's upward thrust to strength has been speedy, old and genuinely-earned. it is the most sensible Linux distribution ever, yet most folk in basic terms use a fragment of its energy. Award-winning Linux writer Keir Thomas will get down and soiled with Ubuntu to supply over three hundred concise information that increase productiveness, steer clear of annoyances, and easily get the main from Ubuntu. you will discover many targeted information right here that cannot be stumbled on wherever else. you are going to additionally get a crash direction in Ubuntu's style of approach management. even if you are new to Linux or an outdated hand, you will discover how one can make your day easier.

    Ubuntu builds on an exceptional base of Debian Linux to create an award-winning working process that is light-years sooner than its rivals. Ubuntu continuously tops lists of the most well-liked Linuxes among pros and fans; Dell lately embraced Ubuntu in its product strains after a consumer survey indicated overwhelming public help.

    Ubuntu Kung Fu offers tricks, hacks, tweaks and methods for each point of consumer. bound to be freed from the standard dross that fills suggestions books, Ubuntu Kung Fu is written to be enjoyable and, exceptionally, readable. Its three hundred+ concise assistance make the most of and take advantage of hidden or lesser-known beneficial properties to spice up day by day productiveness. you will additionally locate pointers on tweaking Ubuntu, wrangling the method into form, optimizing, bettering defense, and many extra. research what awesome issues will be performed with Ubuntu.

    Written with the migrating home windows or Mac OS X person in brain, Ubuntu Kung Fu avoids the standard Linux/Unix folklore which could ship so much people to sleep. the information have one aim--to produce effects as speedy as attainable, in an atmosphere the place the reader can polish their talents as they learn. this can be the Linux booklet for the remainder of us.

    Show description

    » Read more

    Download E-books Linux Format, Issue 159 (July 2012) PDF

    Ubuntu 12.04 vs home windows eight: we throw them either to our cruel testers. We've been listening to from Canonical for a long time approximately how Ubuntu is attempting to draw new clients to Linux, that's why the corporate doesn't look too troubled to be wasting flooring to Mint: it figures that it'll greater than substitute them with those who find themselves new to desktops and will no longer also have heard of Linux. So why no longer examine it with one other working approach that's additionally had a renaissance: home windows eight? permit the conflict of the reinvented computing device paradigms begin! additionally within the factor we consult Allison Randal, technical architect of Ubuntu, approximately how the team spirit scan goes and the way the HUD suits into Canonical's grand plan, and listen to from the Ubuntu group supervisor Jono Bacon approximately how top to document insects with out making builders are looking to kill you. select the easiest package deal supervisor in your Linux procedure, make a journey again in time with our hands-on consultant to emulating vintage video games consoles, and empathise with the overdue nights Graham needed to installed to convey you the definitive perspective on MythTV 0.25. All this and extra on your new Ubuntu structure! Er, Linux Format!


    Reporting insects - start with this significant method to give a contribution to the open resource group. (Jono Bacon)

    Turn again Time - Do you lengthy for the honor days of the Amiga? Fancy taking part in these outdated SNES video games back? Then subscribe to us as we try out the simplest emulators on the town. (Mike Saunders)

    Ubuntu vs home windows - With home windows eight bearing a extraordinary similarity to Ubuntu, our testers pit the newest releases from either camps opposed to one another. (Mayank Sharma)

    MythTV 0.25 - Graham Morrison selflessly suffers a nightmare deploy and hours of sunlight hours television so you don't need to. (Graham Morrison)

    Sysadmin - Esoteric procedure management goodness from the impenetrable bowels of the server room. (Chris Brown)

    Interview: Allison Randal - How do you get non-technical clients to give a contribution to the good fortune of loose software program? We met Allison Randal to determine. (Andrew Gregory)


    File possession utilizing ACLS - deal with who can regulate records utilizing entry regulate lists. (Neil Bothwick)

    Arduino: Write a few Libraries - within the final within the sequence, we help you write your personal Arduino libraries and feature extra enjoyable with LEDs (Nick Veitch)

    Presentations - Graham Morrison distills many of the knowledge gleaned from an afternoon on Damian Conway's presentation direction. (Graham Morrison)

    Raspberry Pi - If you're eagerly watching for the supply of your Raspberry Pi, allow us to get you on top of things with this diminutive equipment. (Jonathan Roberts)

    Hacking: Make Your website secure - Get clever to hackers' tips with WebGoat. (Ben Everard)

    Coding Academy

    Android: neighborhood Databases - Create an SQLite database to construct a to-do record. (Juliet Kemp)

    Code suggestions: Compilers - We clarify how a compiler does its magic, and the variation among compiled and interpreted languages. (Mike Saunders)

    Python: studying textual content and Strings - detect that there's not anything undeniable approximately textual content, and the right way to use Unicode and ASCII with Python. (Nick Veitch)


    Calligra Suite - We seriously look into the opposite open resource workplace suite. (Shashank Sharma)

    CoreBreach - Race anti-gravity spacecraft to earn your freedom. (Ben Everard)

    Ubuntu 12.04 - It's Ubuntu's first LTS unlock with team spirit because the default laptop, and they've bought it spot on. (Jonathan Roberts)

    Package Managers - package deal administration is the final distinction among distributions, yet that's good for you? (Jonathan Roberts)


    News: the entire most recent information from the Linux universe

    Google vs Oracle, Kubuntu, Steam Linux buyer, Linus Wins Millennium expertise Prize, The demise of ACTA, OpenMama aids worldwide capitalism and Mandriva lives on (Andrew Gregory)

    Distrowatch: This month's roundup of stories from the vaults of Linux distro development

    Rosa is going it by myself, Slitaz reaches four, Snow Linux leaves us chilly, and Canonical announce Ubuntu Glasses ... or do they? (Susan Linton)

    What in the world: OStatus

    We clarify how the full world-wide-web can turn into one open, interoperating social community (Marco Fioretti)

    Show description

    » Read more

    Download E-books Advanced Perl Programming PDF

    By Simon Cozens

    With a world neighborhood of clients and greater than 1000000 committed programmers, Perl has confirmed to be the best language for the most recent tendencies in computing and business.

    Every programmer needs to stay alongside of the newest instruments and methods. This up-to-date model of Advanced Perl Programming from O'Reilly supplies the basic wisdom of the fashionable Perl programmer. no matter what your present point of Perl services, this booklet might help you push your abilities to the following point and develop into a extra entire programmer.

    O'Reilly's so much high-level Perl educational up to now, Advanced Perl Programming, moment version teaches you all of the complicated concepts for production-ready Perl courses. This thoroughly up to date advisor basically explains thoughts similar to introspection, overriding built-ins, extending Perl's object-oriented version, and checking out your code for higher stability.

    Other subject matters include:

    • Complex facts structures
    • Parsing
    • Templating toolkits
    • Working with usual language data
    • Unicode
    • Interaction with C and different languages

    In addition, this consultant demystifies as soon as advanced issues like object-relational mapping and event-based development-arming you with every little thing you want to thoroughly improve your skills.

    Praise for the second one Edition:

    "Sometimes the largest hurdle to challenge fixing is not the topic itself yet quite the sheer variety of modules Perl presents. Advanced Perl Programming walks you thru Perl's TMTOWTDI ("There's multiple strategy to Do It") wooded area, explaining and evaluating the easiest modules for every job so that you can intelligently observe them in a number of situations." --Rocco Caputo, lead developer of POE

    "It has been stated that sufficiently complicated Perl code is indistinguishable from magic. This booklet of spells is going some distance to unlocking these secrets and techniques. It has the facility to remodel the main humble programmer right into a Perl wizard." --Andy Wardley

    "The info right here is not theoretical. It offers instruments and methods for fixing actual difficulties cleanly and elegantly." --Curtis 'Ovid' Poe

    " Advanced Perl Programming collects well-deserved wisdom from the very best programmers within the Perl group, and explains it in a manner that even newcomers can observe immediately." --chromatic, Editor of

    Show description

    » Read more

    Download E-books Advanced Linux Networking PDF

    By Roderick W. Smith

    With progressively more networks and mission-critical functions working on Linux, approach, and community directors needs to be in a position to do greater than organize a server and depend on its default configuration. this article is designed that will help you in attaining a better point of competence. It specializes in strong suggestions and contours of Linux networking and gives you with the knowledge you want to increase server potency, improve safeguard, and adapt to new necessities.

    Show description

    » Read more

    1 2 3 4 5 6 12