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Security Alerts: Trouble in the Kernel, VMware, and PostgreSQL
Problems in the Linux kernel, VMware, and the PL/PgSQL component of PostgreSQL

  

Inside the Multiple Emulator Super System
Open source creates a mighty fine MESS

  

Pre-Patched Kickstart Installs
Keeping your install images and installed machines up to date

  

Security Alerts
Perl Trouble  Noel Davis looks at problems in Perl, PostgreSQL, ncpfs, Squid, cpio, UW IMAP, ChBg, FireHOL, Clam AntiVirus, and f2c.   [O'Reilly Network]

Feather Linux for Firewalls  Bootable LiveCDs have made the lives of Linux dabblers easier. They're also suitable for making your life more pleasant while on the go. KIVILCIM Hindistan shows how to use Feather Linux to share a firewalled internet connection in a few easy steps.   [LinuxDevCenter.com]

O'Reilly Learning LabO'Reilly Learning Lab: $200 Instant Rebate -- Learning programming languages and development techniques has never been easier. Using your web browser and Useractive's Learning Sandbox technology, the Learning Lab gives you hands-on, online training in a creative environment. This month, receive a $200 instant rebate (and a Certificate from the University of Illinois Office of Continuing Education upon course completion) when you enroll in any Certificate Series.

HA-OSCAR: Five Steps to a High-Availability Linux Cluster  Clustering, the current thinking in computing, addresses the availability and scaled performance in cost-effective equipment. There are several open source clustering stacks, but HA-OSCAR is one of the few to address high availability with many built-in characteristics that allow continuous service availability. In this tutorial targeted for system administrators, engineers, researchers, and even students interested in leaning about building HA clusters, Ibrahim Haddad provides a step-by-step guide on how to install and build a highly available Linux cluster with HA-OSCAR.   [LinuxDevCenter.com]

Freevo: Freedom For Your TV  PVRs may be the next big thing in home entertainment, but relying on a closed box leaves you few options for customization. The Freevo project is building a platform for developing television-aware applications, whether recording, timeshifting, or general-purpose mayhem. Howard Wen explains the Freevo project and interviews its developers.   [LinuxDevCenter.com]

Security Alerts
Linux and Darwin Kernel Trouble  Noel Davis looks at problems in the Linux kernel, the Darwin/Mac OS X kernel, iSync, Ethereal, enscript, hylafax, rssh, Xine-lib, mpg123, and Konversation.   [LinuxDevCenter.com]

Network Installation of Windows Printers from Samba  The combination of Samba and CUPS makes network printing on a mixed Linux/Windows LAN easier than ever. You can share Linux printers with Windows clients, and Windows printers with Linux clients. A Linux/Samba/CUPS printer server is reliable and reasonably simple to set up and maintain. Carla Schroder, author of Linux Cookbook, shows you how.   [LinuxDevCenter.com]

Security Alerts
DB2 Problems  Noel Davis looks at problems in DB2, SHOUTcast, nasm, Vilistextum, libtiff, wxGTK2, phpGroupWare, Vim, namazu2, and htmlheadline.   [LinuxDevCenter.com]

Use Your Digital Camera with Linux  With the holidays over, it's time to pause, reflect, and clean up a bit. Why not download the photos from your digital camera? Don't worry, it's easy under Linux. Robert Bernier demonstrates the killer combination of gphoto2, ImageMagick, and digiKam.   [LinuxDevCenter.com]

Range-Keyed Queries  Dan Tow, author of SQL Tuning, ran into a rather interesting dilemma on an Oracle mail group regarding a recurring class of SQL tuning problems. Dan presents the original single-row query problem and shows the route to the most viable solution.   [LinuxDevCenter.com]

Ten Tips for Building Your First High-Performance Cluster  Been meaning to build your very first high-performance Linux cluster, but fear the trials and tribulations? Joseph D. Sloan, author of High Performance Linux Clusters with OSCAR, Rocks, OpenMosix, and MPI, saves you the trouble with ten very helpful tips. Now you can get all of the cost effectiveness of high-performance clusters without all of the frustration.   [LinuxDevCenter.com]

Clever Tricks with MythTV  Building your own personal video recorder means that you can avoid manufacturer- or broadcaster-enforced restrictions. That's not all, though. John Littler presents some clever ideas on what you can accomplish with a MythTV box, some free time, and a little work.   [O'Reilly Network]

Security Alerts
Linux AMD64 Kernel Bug  Noel Davis looks at a Linux 2.4 kernel bug on AMD64 machines, problems in Samba, changepassword.cgi, MPlayer, the MIT Kerberos 5 administration library, logcheck, Sybase Adaptive Server Enterprise, Konqueror, Debian debmake, Xpdf, and xzgv.   [LinuxDevCenter.com]

Freedom, Innovation, and Convenience: The RMS Interview  Since 1984, Richard M. Stallman has fought for software freedom as a coder, a project leader, and a philosopher. The GNU GPL and GNU/Linux projects are just two results of that work. Federico Biancuzzi recently interviewed rms about his views on freedom, the GNU project, and the Linux kernel and GNU/Linux distributions.   [LinuxDevCenter.com]

Excerpt from Linux Cookbook, Part 2  In the second part of this two-part series, Carla Schroder, author of Linux Cookbook, offers two more recipes, including tips on running different window managers simultaneously with Xnest and hosting multiple domains with Apache.   [LinuxDevCenter.com]

Security Alerts
J2SE Woes  Noel Davis looks at problems in the Java 2 Runtime Environment, wget, FreeBSD's procfs and linprocfs, OpenSSL, OpenSSH, AbiWord, Blogtorrent, scponly, rssh, and kfax.   [LinuxDevCenter.com]

Adding Permissions Using SELinux  As an SELinux administrator, one of the most frequent SELinux policy customizations you're likely to perform is adding permissions to coax the security engine into accepting an operation. In today's excerpt from SELinux, author Bill McCarty considers an actual situation based on Fedora Core 2's SELinux implementation and shows how it's resolved.   [LinuxDevCenter.com]

Linux Music Blossoms with Rosegarden  No kidding: many software geeks are also music geeks. It should be no surprise that free software music programs have started to rival their commercial counterparts. Howard Wen walks through Rosegarden, a Linux-based music sequencer and scoring package.   [LinuxDevCenter.com]

The Watchful Eye of FAM  If you've ever written code waiting for a file to appear or change, you've likely done the select/sleep loop dance. How'd you like to never again experience that? SGI's File Alteration Monitor API can help. Ethan McCallum demonstrates how to watch files and directories on Linux, Irix, and probably your other favorite, Unix.   [LinuxDevCenter.com]

Excerpt from Linux Cookbook, Part 1  Carla Schroder, author of Linux Cookbook, has three tasty recipes to share in this week's excerpt. Whether you want tips on installing a program for easy uninstall, killing user processes, or better logins without passwords, Carla poses the problems and offers solutions. Too bad not all recipes can be this clear, quick, and painless.   [LinuxDevCenter.com]

True Stories of Knoppix Rescues  A battle-hardened sysadmin shares his near-death tales ... of Knoppix rescue. Kyle Rankin, author of Knoppix Hacks, is a true Knoppix veteran with endless stories of broken systems and machines in distress. In this article, he shares a few of his favorites, complete with outcomes and weapons of choice. Not for the faint of heart.   [LinuxDevCenter.com]

Security Alerts
ELF Trouble  Noel Davis looks at problems in the Linux kernel, sudo, TWiki, phpBB, cscope, Cyrus IMAP, Bugzilla, ProZilla, unarj, libxml2, and fetch.   [LinuxDevCenter.com]

Feather Linux: The Swiss Army Knife of LiveCDs  Bootable LiveCDs have made the lives of Linux dabblers easier. They're also good for administrators and people facing system recovery woes. Among LiveCDs, Feather Linux is a lean and powerful tool. KIVILCIM Hindistan demonstrates how it can make backing up and restoring partitions easy.   [LinuxDevCenter.com]

Advanced Linux Installations and Upgrades with Kickstart  Unix is beautifully scriptable. That applies to installations and upgrades, too. Fedora's Kickstart utility can automate installing entire labs of computers, installing custom RPMs, and even upgrading old versions. Ethan McCallum explains advanced Kickstart techniques.   [LinuxDevCenter.com]

Security Alerts
Media-Tool Trouble  Noel Davis looks at problems in libgd, mtink, zip, ruby, Samba, freeamp, Kaffeine and gxine, Portage, zgv, shadow, and BNC.   [LinuxDevCenter.com]

Security Alerts
Trouble in iptables  Noel Davis looks at problems in Linux iptables, OpenSSL, PuTTY, rssh, Quake II Server, libmagick6, HP Serviceguard, Xpdf, FreeRadius, WVTFTPD, GNU tftp, and pppd.   [LinuxDevCenter.com]

A Firm Foundation for the Linux Desktop  Nearly every advance of Linux, open source, and free software on the desktop owes a debt to the X Window System. Too often, this debt goes unacknowledged. With the birth of X.org earlier this year, a foundational but once-stagnant project prepares to improve itself and its code to help free desktops everywhere. Andy Oram reports.   [LinuxDevCenter.com]

Security Alerts
mod_ssl Problems  Noel Davis looks at problems in mod_ssl, LibTIFF, mpg123, LessTif, the Cyrus SASL library, MySQL, CUPS, ProFTPD, and the Squid web proxy cache.   [O'Reilly Network]

PC Hacks for Linux  PC Hacks author Jim Aspinwall handpicks two Linux-specific hacks to share from his new book. Whether Linux just won't boot or it isn't as zippy as you'd expect, help is merely a hack away. Jim will teach you how to recover your system's boot-ability as well as how to test and optimize Linux's settings for the best hard drive performance.   [LinuxDevCenter.com]

Storming the Microsoft Edifice  In the battle for open source and open standards on user desktops, applications such as OpenOffice.org and Mozilla Firefox are stealthily winning small skirmishes. Sam Hiser describes the situation in terms of Monty Python's "Trojan rabbit."   [LinuxDevCenter.com]

A Day in the Life of Dave the Dollar  In the world of Linux financial software, GnuCash stands out as a powerful but esoteric project. For users who never learned financial bookkeeping (and many who did), double-entry accounting is a difficult subject to master before using the program. As Breckin Loggins explains, though, it's much easier than it first appears.   [LinuxDevCenter.com]

Security Alerts
Temporary-File Race Conditions  Noel Davis looks at a collection of temporary-file race conditions, and problems in Samba, GNU sharutils, JRun, Subversion, imlib, IBM AIX ctstrtcasd, YahooPOPs, and OpenOffice.org.   [LinuxDevCenter.com]

Devil Whiskey: From Fan-Made to Self-Made  The golden age of computer RPGs saw classic 2D, party-based dungeon crawls in series such as Wizardry, Might and Magic, and The Bard's Tale. The recent open-source-friendly Devil Whiskey tries to pay homage to those days and find a way to compensate its developers at the same time. Howard Wen explores a modern classic in the making.   [LinuxDevCenter.com]




Linux in a Nutshell: Directory of Commands

This directory of Linux commands is from Linux in a Nutshell, 4th Edition.


Linux Resources
  • Linux Online
  • The Linux FAQ
  • linux.java.net
  • Linux Kernel Archives
  • Kernel Traffic
  • DistroWatch.com



  • Today's News
    March 03, 2005

    Linux Journal: File Synchronization with Unison "Those of you who've used IBM Lotus Notes or Intellisync Mobile Suite probably have an idea of what synchronization is good for, as compared to one-way mirroring options such as rsync..." [Source: Linux Today]

    Free Software Magazine: Filtering Spam with Postfix "This article will show you how to configure a Postfix mail-server in order to reject the wide majority of unwanted incoming 'junk email,' whether they contain unsolicited commercial email (UCE), viruses, or worms..." [Source: Linux Today]

    Advisories, March 2, 2005 Today's advisory: mod_python (Conectiva Linux). [Source: Linux Today]

    SRA America: Diary of a PostgreSQL Booster "...[O]h sure, the ancestor of PostgreSQL (the Berkeley postgres project) was around from almost the dawn of the modern database management system..." [Source: Linux Today]

    CoolTechZone: Current Problems with Linux "Why do this article? Well, in the interest of being fair. Yes, it is easy to dismiss Windows users as whiners, and people who can't be bothered to learn about their machines, but life is not that simple, is it...?" [Source: Linux Today]

    Once More Into the Breach: Corwin's Razor and the OASIS IPR Policy "The Chair of the IEEE Real-time working group observed, 'If they're not willing to put their money where their mouth is, they're not a customer.' We grabbed it and Corwin's Razor was born...' [Source: Linux Today]

    Linux.com: "Which Distro Do You Recommend?" "I think my stock answer is maybe slightly unusual only because, unlike most of the rest of the Linux-using world, I hate every distro I've ever tried..." [Source: Linux Today]

    CRM Daily: Is Open Source the Next Stage in Contact Center Evolution? "Aspect Communications recently announced the successful completion of tests running its contact center management suite application, Uniphi, on Asterisk, an open source IP-PBX..." [Source: Linux Today]

    Xinhua: 1st China Open Source Software Week held to boost Linux industry "The China Open Source Software (OSS) Week 2005, the first such event of the Asian Open Source organization, opened in Beijing Monday and will last through March 4..." [Source: Linux Today]

    Lake County Record-Bee: Open Source: The Best Things in Life are Free "Even if you're not a techno-geek, even if you run Windows, there are free tools out there to help you 'bond' with your computer. You've just gotta believe..." [Source: Linux Today]

    eWeek: ASF Releases Apache Lenya Update "The Apache Software Foundation's Lenya development community yesterday announced an update to its open-source content management system..." [Source: Linux Today]

    NewsForge: Quasar Accounting Finds Move to Open Source Adds Up "Phil Tonnellier, president of Linux Canada, says it's too early to tell if the move to open source is paying off, but response has been good so far, with more than 6,000 downloads since the January 13 release..." [Source: Linux Today]


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