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Vincent Danen
(101 results)-
Downloads
Setting up a dynamic DNS service part 2: dhcpd
July 15, 2009, 12:00am PDT
Vincent Danen follows up his tip on configuring BIND for a dynamic DNS service with part 2 on configuring the DHCPd service, which will serve the DHCP-based IP addresses to clients and update the...
Provided by Vincent Danen
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Downloads
System monitoring with Conky
July 24, 2009, 12:00am PDT
Conky is a system monitoring tool that can operate in window-less mode, so it persistently anchors to the desktop, preventing it from being moved or closed. Vincent Danen explains how you can use...
Provided by Vincent Danen
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Downloads
Work on remote Subversion repositories locally with Git
April 26, 2010, 12:00am PDT
Vincent Danen explains how you can use Git version control on a converted Subversion repository and push your changes back to Subversion.
Provided by Vincent Danen
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Downloads
Tweeting from the command-line
August 17, 2009, 12:00am PDT
Vincent Danen shows you a simple script that will allow you to send tweets from the command line. Whether you're sharing your personal thoughts or project announcements, the script gives you the...
Provided by Vincent Danen
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Downloads
Mirroring Web sites with wget
August 27, 2009, 12:00am PDT
Vincent Danen demonstrates the basics of wget for mirroring entire Web sites.
Provided by Vincent Danen
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Downloads
Setting up a Cisco VPN connection with Network Manager
October 12, 2009, 12:00am PDT
Vincent Danen introduces the vpnc plugin for Network Manager that helps you manage the client connection to a Cisco VPN.
Provided by Vincent Danen
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Downloads
Learn more about how you can use SQLite
June 11, 2010, 12:00am PDT
SQLite is an SQL database engine that is self-contained, does not have a server process, and does not require configuration. Vincent Danen shows you how to get started with it.
Provided by Vincent Danen
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Downloads
Use runit to supervise Linux services
May 5, 2008, 12:00am PDT
Gerrit Pape's runit is similar to djb's daemontools and allows you to run supervised services, like daemontools, and also allows you to replace SysV init completely if you so desire. Vincent Danen...
Provided by Vincent Danen
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Downloads
Remotely monitor servers with the Nagios check_by_ssh plugin
January 15, 2009, 12:00am PST
If you are using Nagios to monitor remote servers, you have more than one method to execute checks, including the use of the check_by_ssh plugin. Vincent Danen tells you how to set up this plugin...
Provided by Vincent Danen
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Downloads
Use Makefiles for more than handling source code
June 29, 2009, 12:00am PDT
The make command is not just for programmers. Vincent Danen shows you other handy tasks that you can perform with this versatile command.
Provided by Vincent Danen
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Downloads
Save time on downloads with delta RPMs in Fedora 11
September 3, 2009, 12:00am PDT
Vincent Danen introduces a new feature in Fedora 11 that creates delta RPM packages. A delta RPM will only download the files that have changed compared to the previous RPM package.
Provided by Vincent Danen
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Downloads
Increase download speed with Aria2 utility
June 18, 2010, 12:00am PDT
Vincent Danen recommends the multisource, multiprotocol, and cross-platform Aria2 utility to drastically increase download speeds. It runs on Linux, Mac, Windows, and others.
Provided by Vincent Danen
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Downloads
Using the openssl command-line program
April 30, 2008, 12:00am PDT
OpenSSL can be used to create, request, sign, and revoke certificates and can also be used to perform other cryptographic operations such as creating hashes for files, testing SSL connections, and...
Provided by Vincent Danen
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Downloads
Delegate privileges to users with sudo
June 2, 2008, 12:00am PDT
Vincent Danen offers a quick primer about the popular sudo program and shows you how to use it to delegate different privileges to users.
Provided by Vincent Danen
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Downloads
Head off problems by monitoring servers with munin
July 16, 2010, 12:00am PDT
Vincent Danen explains how to get started with the munin server-monitoring tool, which can help you spot problems before they become serious.
Provided by Vincent Danen
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Downloads
Configuring VOIP in Twinkle
September 18, 2009, 12:00am PDT
If you need a reliable and capable SIP softphone for Linux, Vincent Danen suggests using the feature-rich Twinkle to configure its use.
Provided by Vincent Danen
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Downloads
Learn to use Git version control for added flexibility
November 19, 2009, 12:00am PST
Vincent Danen introduces Git, a distributed version control system that gains extra flexibility from being free of a central server, like Subversion or CVS. Here are some of the features that set...
Provided by Vincent Danen
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Downloads
Change default applications easily in GNOME
December 21, 2009, 12:00am PST
Vincent Danen walks you through the easy steps for changing the application defaults associated with certain file types in the Gnome desktop.
Provided by Vincent Danen
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Downloads
Set up rsyslog to store syslog messages in MySQL
January 8, 2010, 12:00am PST
Vincent Danen tells you how to use rsyslog with phpLogCon, which allows you to store your syslog messages in MySQL and view them as a Web page.
Provided by Vincent Danen
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Downloads
Why PostgreSQL is a better enterprise database than MySQL
January 22, 2010, 12:00am PST
Vincent Danen demonstrates some of the features that make PostgreSQL a standout database. While it's a bit more challenging to set up and use, he thinks it offers much more security, reliability,...
Provided by Vincent Danen
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Downloads
Linux cheat sheet: KDE and Konquerer keyboard shortcuts
May 14, 2007, 12:00am PDT
Using the keyboard is often the fastest way to accomplish certain tasks. Vincent Danen put together this quick-glance list of shortcuts that can help speed up navigation, window and desktop...
Provided by Vincent Danen
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Downloads
Log Linux services with runit
May 12, 2008, 12:00am PDT
Vincent Danen explains how to configure logging for supervised services with the runit program.
Provided by Vincent Danen
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Downloads
Finding weak OpenSSL/OpenSSH keys
May 19, 2008, 12:00am PDT
Vincent Danen reports on a recent vulnerability that affects Debian-based systems, including Ubuntu. This vulnerability caused OpenSSL to generate weak keys for anything relying on OpenSSL,...
Provided by Vincent Danen
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Downloads
Dig for more data in the /proc directory
May 23, 2008, 12:00am PDT
Vincent Danen introduces you to the /proc filesystem, which you can mine for a lot of helpful information about your system and running processes on your system.
Provided by Vincent Danen
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Downloads
Realize the flexibility of OpenSSH
June 10, 2008, 12:00am PDT
Vincent Danen explains the flexibility and power of OpenSSH. With it, you can access systems remotely and securely; transfer files securely (using scp, sftp, or even rsync over ssh); execute...
Provided by Vincent Danen
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Downloads
Use Fuse to mount remote ssh directories
June 17, 2008, 12:00am PDT
The FUSE project has made editing remote files convenient by allowing local-filesystem-like access to remote files. With plugins like sshfs, which transparently makes an SFTP connection to a...
Provided by Vincent Danen
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Downloads
Chroot users with OpenSSH: An easier way to confine users to their home directories
June 24, 2008, 12:00am PDT
With the release of OpenSSH 4.9p1, you no longer have to rely on third-party hacks or complicated chroot setups to confine users to their home directories or give them access to SFTP services....
Provided by Vincent Danen
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Downloads
Send mail with eSMTP for a simple, single-user system
July 1, 2008, 12:00am PDT
Programs like Sendmail or Postfix work great for multi-user systems or servers, but this setup may be more complex than you need for a single-user desktop system. Vincent Danen introduces you to...
Provided by Vincent Danen
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Downloads
GUI scripting with Zenity
July 8, 2008, 12:00am PDT
Zenity is a tool that allows you to create GUI prompts for shell scripts. Similar to the dialog tool, which creates nice "graphical" text interfaces for the CLI, Zenity creates GUI widgets and...
Provided by Vincent Danen
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Downloads
Installing Mandriva 2008.1 on the ASUS Eee PC
July 15, 2008, 12:00am PDT
The Xandros distribution that comes with the ASUS Eee PC 900 is a great experience for those new to Linux, but for more advanced users, it may feel quite limited. Out of the many distributions...
Provided by Vincent Danen
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Downloads
Customize the Joe text editor
August 5, 2008, 12:00am PDT
The Linux text editor Joe has easy-to-remember keystrokes and allows you to customize it to suit your needs. Vincent Danen tells you how to tweak the configuration file to create keybindings and...
Provided by Vincent Danen
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Downloads
Install extra packages on the ASUS Eee PC
August 4, 2008, 12:00am PDT
Installing extra packages on the Asus Eee PC is possible if you want more software than the average user. Vincent Danen explains how to set up Xandros repositories to make it easier to add packages.
Provided by Vincent Danen
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Get a complete security toolkit with BackTrack 3
August 11, 2008, 12:00am PDT
The BackTrack LiveCD provides over 300 different tools that can be used by security professionals or system administrators. It includes tools for penetration testing, wireless cracking, network...
Provided by Vincent Danen
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Schedule periodic tasks with cron
August 18, 2008, 12:00am PDT
Vincent Danen covers the basics of scheduling basic system and user tasks with cron, such as downloading e-mail at certain intervals and restarting services.
Provided by Vincent Danen
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One-time scheduling of tasks with At
August 25, 2008, 12:00am PDT
Scheduling services with cron and similar tools is great for repetitive tasks but inconvenient for one-time tasks. Vincent Danen introduces the flexible At command for tasks that only need to be...
Provided by Vincent Danen
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Downloads
Send messages and alerts from the command line
August 29, 2008, 12:00am PDT
Vincent Danen introduces two command-line programs, wall and mail, that allow you to send simple alerts and e-mail messages to users.
Provided by Vincent Danen
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Downloads
Expanding text with Snippits in Linux
September 5, 2008, 12:00am PDT
Vincent Danen admires the Mac text-expanding tools like Typinator or TextExpander and has been looking for a similar tool in Linux. The best counterpart he found is a program called Snippits. Here...
Provided by Vincent Danen
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Try command-line looping for added efficiency
September 15, 2008, 12:00am PDT
Creating complex commands is one of the strengths of the command line, even though it takes an investment of time to learn this skill. Using loops, you can take often-used commands that would...
Provided by Vincent Danen
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Downloads
Consider these Linux file management alternatives
September 19, 2008, 12:00am PDT
Vincent Danen introduces Linux file management alternatives, Gentoo, Krusader, and Midnight Commander. Here are the basics about each if you want to try something different.
Provided by Vincent Danen
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Downloads
Control Apache with the apachectl command
September 26, 2008, 12:00am PDT
The apachectl command is an often overlooked program that allows you a great deal of control over Apache processes. Vincent Danen explains the basics of this command, which you can use to debug or...
Provided by Vincent Danen
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Downloads
Setting up a Cisco VPN connection with Network Manager
October 12, 2009, 12:00am PDT
Vincent Danen introduces the vpnc plugin for Network Manager that helps you manage the client connection to a Cisco VPN.
Provided by Vincent Danen
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Downloads
Using Corkscrew to tunnel SSH over HTTP
October 5, 2009, 12:00am PDT
If you are in an environment that disallows the use of SSH and forces the use of an HTTP proxy, it is possible to use that HTTP proxy as a transport for SSH. Vincent Danen explains how to use the...
Provided by Vincent Danen
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Get network versatility with SSH tunneling and netcat
September 25, 2009, 12:00am PDT
Vincent Danen explains how to use netcat with SSH tunneling when you need to create a secure connection to a server from a remote location.
Provided by Vincent Danen
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Downloads
Configuring VOIP in Twinkle
September 18, 2009, 12:00am PDT
If you need a reliable and capable SIP softphone for Linux, Vincent Danen suggests using the feature-rich Twinkle to configure its use.
Provided by Vincent Danen
-
Downloads
Save time on downloads with delta RPMs in Fedora 11
September 3, 2009, 12:00am PDT
Vincent Danen introduces a new feature in Fedora 11 that creates delta RPM packages. A delta RPM will only download the files that have changed compared to the previous RPM package.
Provided by Vincent Danen
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Downloads
Mirroring Web sites with wget
August 27, 2009, 12:00am PDT
Vincent Danen demonstrates the basics of wget for mirroring entire Web sites.
Provided by Vincent Danen
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Downloads
Monitor your system for threats with rsec alerts
August 24, 2009, 12:00am PDT
Vincent Danen gives an overview of the monitoring and reporting tool rsec, which can help you keep a close eye on your system's security without having to pore over log files.
Provided by Vincent Danen
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Downloads
Tweeting from the command-line
August 17, 2009, 12:00am PDT
Vincent Danen shows you a simple script that will allow you to send tweets from the command line. Whether you're sharing your personal thoughts or project announcements, the script gives you the...
Provided by Vincent Danen
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Downloads
How to use Virtual Machine Manager on Fedora 11
August 10, 2009, 12:00am PDT
Vincent Danen covers the basics of virt-manager, a user interface for managing virtual machines in Linux. KVM and virt-manager will be the default virtualization solution in Red Hat Enterprise...
Provided by Vincent Danen
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Downloads
Secure remote firewall administration via SSH
August 4, 2009, 12:00am PDT
Most firewall systems contain a Web-based component that allows you to configure the firewall, but it's not very secure. Vincent Danen shows you a method via SSH that has the advantage of...
Provided by Vincent Danen
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Downloads
System monitoring with Conky
July 24, 2009, 12:00am PDT
Conky is a system monitoring tool that can operate in window-less mode, so it persistently anchors to the desktop, preventing it from being moved or closed. Vincent Danen explains how you can use...
Provided by Vincent Danen
-
Downloads
Setting up a dynamic DNS service part 2: dhcpd
July 15, 2009, 12:00am PDT
Vincent Danen follows up his tip on configuring BIND for a dynamic DNS service with part 2 on configuring the DHCPd service, which will serve the DHCP-based IP addresses to clients and update the...
Provided by Vincent Danen
-
Downloads
Setting up a dynamic DNS service part 1: named
July 10, 2009, 12:00am PDT
Vincent Danen shows you how to configure the BIND side of a dynamic DNS service. (In part 2, he will configure DHCPd and put them both together.)
Provided by Vincent Danen
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Downloads
Use Makefiles for more than handling source code
June 29, 2009, 12:00am PDT
The make command is not just for programmers. Vincent Danen shows you other handy tasks that you can perform with this versatile command.
Provided by Vincent Danen
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Downloads
Create custom keybindings in vim
June 1, 2009, 12:00am PDT
Vincent Danen tells you how you can work smarter in vim by adding and changing keybindings to more familiar commands.
Provided by Vincent Danen
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Downloads
Gain fine control in OpenVZ with resource management
May 22, 2009, 12:00am PDT
Vincent Danen explains how to get the most out of OpenVZ by using all the settings that allow you to control resources that are made available to the OpenVZ containers.
Provided by Vincent Danen
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Downloads
Creating an OpenVZ container
May 14, 2009, 12:00am PDT
OpenVZ is an OS-level virtualization system that allows you to virtualize Linux-on-Linux, but OpenVZ works on the principle of containers, not virtual machines. Vincent Danen explains how to...
Provided by Vincent Danen
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Create your own yum repository
May 7, 2009, 12:00am PDT
Vincent Danen explains how to create your own yum repository with the createrepo tool. One thing it allows you to do is to distribute specialized packages within an organization.
Provided by Vincent Danen
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Install OpenVZ on CentOS to create a virtual container
April 20, 2009, 12:00am PDT
Vincent Danen shows you how to install OpenVZ on CentOS. OpenVZ is an OS-level virtualization product that allows you to completely isolate processes from each other, increase security by keeping...
Provided by Vincent Danen
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Downloads
Dodge the challenges of a dual-head display setup with Fedora 10
April 13, 2009, 12:00am PDT
Vincent Danen found a few things that were different than he was used to in setting up a dual-head display with Fedora 10. Using his new Lenovo laptop, he soon had it up and running.
Provided by Vincent Danen
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Using encrypted filesystems with Linux Logical Volume Manager
April 3, 2009, 12:00am PDT
Vincent Danen favors the Logical Volume Manager (LVM) for easy partitioning in Linux and tells you how to take advantage of its volume encryption feature.
Provided by Vincent Danen
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Downloads
Get a stable and secure server setup with CentOS, RPMForge, and Utter Ramblings
March 27, 2009, 12:00am PDT
CentOS is a great server operating system that is completely compatible with Red Hat Enterprise Linux. Vincent Danen tells you how to optimize CentOS setup with RPMForge and Utter Ramblings...
Provided by Vincent Danen
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Downloads
Converting Subversion repositories to Git
March 19, 2009, 12:00am PDT
Vincent Danen walks you through the process of converting your version control system from the popular Subversion system to Git, a distributed-repository system.
Provided by Vincent Danen
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Downloads
How does Ubuntu's Upstart system initialization compare with runit?
March 16, 2009, 12:00am PDT
Vincent Danen takes a look at Ubuntu's Upstart system, which is an event-based replacement for SysV init that handles the starting of tasks and services during boot. He looks at how it supervises...
Provided by Vincent Danen
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Getting started with the yum package manager
March 10, 2009, 12:00am PDT
Vincent Danen introduces you to the yum package manager, including basic configuration and some common commands.
Provided by Vincent Danen
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Set up RPM Fusion with Fedora to shore up multimedia support
March 2, 2009, 12:00am PST
Vincent Danen shows you how to get improved support for MP3s, videos, and games in Fedora Core 10 with RPM Fusion.
Provided by Vincent Danen
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Downloads
Set up a bluetooth keyboard and mouse in Fedora 10
February 24, 2009, 12:00am PST
Fedora 10 provides better support for bluetooth peripherals and makes them easier to configure. Vincent Danen walks you through the Bluetooth Device Wizard and also provides tips for setting them...
Provided by Vincent Danen
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Downloads
Get started with the security tool OSSEC
January 29, 2009, 12:00am PST
Of the many open source security tools out there, Vincent Danen singles out OSSEC as a solid, cross-platform tool that provides intrusion detection techniques such as log analysis, rootkit...
Provided by Vincent Danen
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Downloads
Remotely monitor servers with the Nagios check_by_ssh plugin
January 15, 2009, 12:00am PST
If you are using Nagios to monitor remote servers, you have more than one method to execute checks, including the use of the check_by_ssh plugin. Vincent Danen tells you how to set up this plugin...
Provided by Vincent Danen
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Downloads
Firewall MySQL with GreenSQL
January 5, 2009, 12:00am PST
Vincent Danen introduces one solution to secure against SQL injection vulnerabilities. GreenSQL is a "firewall" for MySQL databases that intercepts SQL commands being sent to MySQL, checks them,...
Provided by Vincent Danen
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Downloads
Save time managing multiple systems with Parallel SSH
December 19, 2008, 12:00am PST
For a user caring for multiple systems, OpenSSH is extremely useful, but being able to execute OpenSSH commands in parallel is even more so. Vincent Danen introduces Parallel SSH, or pssh, which...
Provided by Vincent Danen
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Downloads
Monitor your server with Monitorix
December 11, 2008, 12:00am PST
While it's important to get a remote view of your servers with tools like Nagios, it's not always easy to get a full "local" view of things like CPU load and network service demand. Vincent Danen...
Provided by Vincent Danen
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Downloads
Using pam_mount to automount filesystems at login
December 9, 2008, 12:00am PST
Vincent Danen introduces the automounter, pam_mount, which can take a password entered at login and use it to mount an encrypted filesystem. It can also mount non-encrypted filesystems. This...
Provided by Vincent Danen
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Use Dovecot for POP3 / IMAP services
November 18, 2008, 12:00am PST
Traditionally, if you wanted to set up POP3 or IMAP services on your Linux system, you would use Courier-IMAP, uw-imap, or cyrus-imapd. Vincent Danen introduces a lesser-known but increasingly...
Provided by Vincent Danen
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Downloads
Tips and tricks for working on the command line in Linux
November 7, 2008, 12:00am PST
Vincent Danen believes in the power of the command line as being faster and more powerful than a GUI, once you get the hang of it. Here are some of his favorite tips and shortcuts for working from...
Provided by Vincent Danen
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Downloads
Using dnsmasq for DNS and DHCP services
November 3, 2008, 12:00am PST
Vincent Danen introduces an open source solution called dnsmasq, which provides both DNS forwarding and DHCP services for a small network or home office.
Provided by Vincent Danen
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Downloads
Use DropBox to seamlessly sync files
October 27, 2008, 12:00am PDT
Vincent Danen introduces open source DropBox, a file synchronization service that works for Linux, Mac OS X, and Windows clients. DropBox can be used to share documents, configuration files,...
Provided by Vincent Danen
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Improve MySQL performance with MySQLTuner
October 17, 2008, 12:00am PDT
Vincent Danen covers the basics of the MySQL Tuner tool, which analyzes your configuration and suggests changes that will boost the performance of your MySQL installation.
Provided by Vincent Danen
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Downloads
Control Apache with the apachectl command
September 26, 2008, 12:00am PDT
The apachectl command is an often overlooked program that allows you a great deal of control over Apache processes. Vincent Danen explains the basics of this command, which you can use to debug or...
Provided by Vincent Danen
-
Downloads
Consider these Linux file management alternatives
September 19, 2008, 12:00am PDT
Vincent Danen introduces Linux file management alternatives, Gentoo, Krusader, and Midnight Commander. Here are the basics about each if you want to try something different.
Provided by Vincent Danen
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