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LXC setup on Debian forky
PostedSun Dec 21 18:45:00 2025

Learning a new programming language with an LLM
PostedSun Dec 7 16:15:00 2025

Recovering from a broken update on the Turris Omnia
PostedMon Dec 1 21:05:00 2025

Blocking comment spammers on an Ikiwiki blog
PostedSun Jan 19 13:00:00 2025

Monitoring and Time-Shifting YouTube Podcasts
PostedMon Dec 30 20:19:00 2024

Proper Multicast DNS Handling with NetworkManager and systemd-resolved
PostedFri Jan 19 17:10:00 2024

Filtering your own spam using SpamAssassin
PostedMon Dec 18 22:20:00 2023

Automatically rebooting for kernel updates
PostedMon Nov 27 15:30:00 2023

Upgrading from Debian 11 bullseye to 12 bookworm
PostedWed Nov 1 20:40:00 2023

Enabling AppArmor on a Linode VPS in enforcement mode
PostedSat Oct 14 15:15:00 2023

Things I do after uploading a new package to Debian
PostedFri Sep 29 23:15:00 2023

Using iptables with systemd-networkd
PostedSun Aug 13 15:00:00 2023

Name resolution errors in Ubuntu repositories while building a docker container
PostedWed Nov 23 00:10:00 2022

Making the mounting of an encrypted /home optional on a home server
PostedFri Oct 28 23:45:00 2022

Upgrading from chan_sip to res_pjsip in Asterisk 18
PostedTue Sep 27 16:30:00 2022

Remote logging of Turris Omnia log messages using syslog-ng and rsyslog
PostedFri Jul 1 20:45:00 2022

Using Gandi DNS for Let's Encrypt certbot verification
PostedThu Jun 2 21:45:00 2022

Using a Streamzap remote control with MythTV on Debian Bullseye
PostedTue Mar 8 16:00:00 2022

Ways to refer to locahost in Chromium
PostedTue Mar 1 18:45:00 2022

Removing an alias/domain from a Let's Encrypt certificate managed by certbot
PostedSat Jan 8 22:00:00 2022

Setting up a JMP SIP account on Asterisk
PostedSat Oct 2 13:10:00 2021

Using implicit TLS in Postfix
PostedSat Sep 4 21:30:00 2021

Time-stretch in Kodi
PostedSun Aug 1 12:45:00 2021

Zoom WebRTC links
PostedSat Jul 3 13:00:00 2021

Removing unsafe-inline from Ikiwiki's style-src directive
PostedSat Jun 26 20:45:00 2021

Self-hosting an Ikiwiki blog
PostedMon Jun 14 00:20:00 2021

Upgrading an ext4 filesystem for the year 2038
PostedSat May 8 12:00:00 2021

Deleting non-decryptable restic snapshots
PostedMon Apr 12 21:20:00 2021

Creating a Kodi media PC using a Raspberry Pi 4
PostedSat Feb 13 19:25:00 2021

Opting your domain out of programmatic advertising
PostedTue Dec 8 00:10:00 2020

Removing a corrupted data pack in a Restic backup
PostedSun Nov 22 11:30:00 2020

Using a Let's Encrypt TLS certificate with Asterisk 16.2
PostedSat Oct 17 17:45:00 2020

Making an Apache website available as a Tor Onion Service
PostedTue Oct 13 20:45:00 2020

Repairing a corrupt ext4 root partition
PostedSat Sep 26 12:45:00 2020

Setting the default web browser on Debian and Ubuntu
PostedFri Aug 7 21:10:00 2020

Extending GPG key expiry
PostedThu Jul 30 20:45:00 2020

Automated MythTV-related maintenance tasks
PostedWed Jun 24 09:45:00 2020

Printing hard-to-print PDFs on Linux
PostedSat May 23 20:05:00 2020

Displaying client IP address using Apache Server-Side Includes
PostedMon May 18 14:50:00 2020

Backing up to a GnuBee PC 2
PostedSat May 2 18:05:00 2020

Disabling mail sending from your domain
PostedThu Apr 23 22:10:00 2020

Using Gogo WiFi on Linux
PostedSat Apr 11 16:30:00 2020

How to get a direct WebRTC connections between two computers
PostedSat Mar 28 16:55:00 2020

Fixing MariaDB InnoDB errors after upgrading to MythTV 30
PostedSat Mar 7 10:00:00 2020

Fedora 31 LXC setup on Ubuntu Bionic 18.04
PostedSun Feb 9 21:30:00 2020

Sharing your WiFi connection with a NetworkManager hotspot
PostedWed Jan 15 18:15:00 2020

Encoding your WiFi access point password into a QR code
PostedSat Dec 28 19:25:00 2019

Passwordless restricted guest account on Ubuntu
PostedThu Aug 15 20:10:00 2019

Installing Debian buster on a GnuBee PC 2
PostedSun Jul 14 15:30:00 2019

SIP Encryption on VoIP.ms
PostedSat Jul 6 16:00:00 2019

OpenSUSE 15 LXC setup on Ubuntu Bionic 18.04
PostedFri Jun 14 20:15:00 2019

Installing Ubuntu 18.04 using both full-disk encryption and RAID1
PostedWed May 22 21:30:00 2019

Secure ssh-agent usage
PostedSat Apr 13 06:45:00 2019

Connecting a VoIP phone directly to an Asterisk server
PostedThu Feb 28 22:25:00 2019

Encrypted connection between SIP phones using Asterisk
PostedTue Feb 5 22:40:00 2019

Fedora 29 LXC setup on Ubuntu Bionic 18.04
PostedSat Jan 26 08:00:00 2019

Erasing Persistent Storage Securely on Linux
PostedTue Jan 8 08:55:00 2019

Looking back on starting Libravatar
PostedMon Apr 2 18:00:00 2018

Dynamic DNS on your own domain
PostedSun Mar 18 13:45:00 2018

Redirecting an entire site except for the certbot webroot
PostedThu Mar 1 21:40:00 2018

LXC setup on Debian stretch
PostedTue Jan 23 21:30:00 2018

Using all of the 5 GHz WiFi frequencies in a Gargoyle Router
PostedSun Dec 10 18:00:00 2017

Proxy ACME challenges to a single machine
PostedTue Nov 28 22:10:00 2017

Test mail server on Ubuntu and Debian
PostedMon Nov 13 01:30:00 2017

Checking Your Passwords Against the Have I Been Pwned List
PostedMon Oct 16 22:10:00 2017

TLS Authentication on Freenode and OFTC
PostedFri Sep 8 21:50:00 2017

pristine-tar and git-buildpackage Work-arounds
PostedWed Aug 9 22:25:00 2017

Time Synchronization with NTP and systemd
PostedSun Aug 6 13:10:00 2017

Toggling Between Pulseaudio Outputs when Docking a Laptop
PostedTue Jul 11 22:00:00 2017

Mysterious 400 Bad Request in Django debug mode
PostedSat Jun 10 17:20:00 2017

Recovering from an unbootable Ubuntu encrypted LVM root partition
PostedMon May 15 21:10:00 2017

Automatically renewing Let's Encrypt TLS certificates on Debian using Certbot
PostedThu Apr 13 08:00:00 2017

Manually expanding a RAID1 array on Ubuntu
PostedFri Mar 31 23:00:00 2017

IPv6 and OpenVPN on Linode Debian/Ubuntu VPS
PostedSun Feb 5 05:20:00 2017

Creating a home music server using mpd
PostedSun Jan 29 22:20:00 2017

Using iptables with NetworkManager
PostedMon Dec 26 14:05:00 2016

Tweaking Referrers For Privacy in Firefox
PostedSun Oct 23 17:00:00 2016

Debugging gnome-session problems on Ubuntu 14.04
PostedWed Aug 24 22:00:00 2016

Replacing a failed RAID drive
PostedFri Jul 22 22:00:00 2016

Cleaning up obsolete config files on Debian and Ubuntu
PostedSat Jun 11 14:40:00 2016

Simple remote mail queue monitoring
PostedTue Jun 7 22:30:00 2016

Using DNSSEC and DNSCrypt in Debian
PostedMon Apr 25 20:00:00 2016

How Safe Browsing works in Firefox
PostedThu Mar 31 23:00:00 2016

Streamzap remotes and evdev in MythTV
PostedThu Jan 7 09:50:00 2016

Linux kernel module options on Debian
PostedWed Dec 30 09:25:00 2015

Tweaking Cookies For Privacy in Firefox
PostedMon Dec 7 14:45:00 2015

How Tracking Protection works in Firefox
PostedFri Nov 13 12:40:00 2015

Introducing reboot-notifier for jessie and stretch
PostedFri Oct 16 18:00:00 2015

Hooking into docking and undocking events to run scripts
PostedSat Sep 19 16:55:00 2015

Setting up a network scanner using SANE
PostedSun Sep 13 22:40:00 2015

Letting someone ssh into your laptop using Pagekite
PostedSat Aug 29 14:20:00 2015

Setting the wifi regulatory domain on Linux and OpenWRT
PostedSat Aug 1 13:20:00 2015

Usual Debian Server Setup
PostedSat May 23 02:00:00 2015

Using OpenVPN on Android Lollipop
PostedThu Apr 2 20:45:00 2015

Keeping up with noisy blog aggregators using PlanetFilter
PostedWed Mar 25 02:55:00 2015

Upgrading Lenovo ThinkPad BIOS under Linux
PostedSat Jan 31 19:30:00 2015

Using unattended-upgrades on Rackspace's Debian and Ubuntu servers
PostedMon Jan 26 00:25:00 2015

Making Firefox Hello work with NoScript and RequestPolicy
PostedThu Dec 25 20:40:00 2014

Hiding network disconnections using an IRC bouncer
PostedWed Nov 26 02:30:00 2014

LXC setup on Debian jessie
PostedSun Oct 19 19:00:00 2014

Encrypted mailing list on Debian and Ubuntu
PostedMon Sep 29 22:30:00 2014

Outsourcing your webapp maintenance to Debian
PostedSat Aug 30 14:45:00 2014

Creating a modern tiling desktop environment using i3
PostedMon Jul 21 04:03:00 2014

What's in a debian/ directory?
PostedSat May 3 19:40:00 2014

Using vnc to do remote tech support over high-latency networks
PostedSat Mar 1 16:00:00 2014

Hardening ssh Servers
PostedThu Feb 20 02:52:00 2014

Running your own XMPP server on Debian or Ubuntu
PostedWed Jan 1 19:45:00 2014

Creating a Linode-based VPN setup using OpenVPN on Debian or Ubuntu
PostedSun Dec 22 02:00:00 2013

Things that work well with Tor
PostedMon Nov 18 21:38:00 2013

The Perils of RAID and Full Disk Encryption on Ubuntu 12.04
PostedTue Oct 15 12:27:00 2013

Presenting from a separate user account
PostedTue Sep 17 22:04:00 2013

Server Migration Plan
PostedThu Aug 8 05:20:00 2013

Debugging Gearman configuration
PostedSun Aug 4 02:10:00 2013

FISL for foreigners HOWTO
PostedSun Jul 28 01:40:00 2013

Three wrappers to run commands without impacting the rest of the system
PostedFri May 17 23:14:00 2013

Poor man's RAID1 between an SSD and a hard drive
PostedSat Mar 30 20:20:00 2013

Doing a fresh Debian/Ubuntu install without having to reconfigure everything
PostedFri Feb 22 01:30:00 2013

Moving from Blogger to Ikiwiki and Branchable
PostedWed Jan 16 01:30:00 2013

Keeping GMail in a separate browser profile
PostedWed Dec 19 22:34:00 2012

Advice to newcomers and veterans of the Free and Open Source software communities
PostedTue Sep 18 02:42:00 2012

Browsing privacy and ad blocking on Android
PostedMon Jun 11 00:15:00 2012

Proper indentation of Javascript files using js2-mode in emacs
PostedWed May 30 22:30:00 2012

Creating a FreeDOS bootable USB stick to upgrade BIOS
PostedMon Mar 12 12:00:00 2012

Putting a limit on Apache and PHP memory usage
PostedTue Feb 21 00:50:00 2012

Debugging OpenWRT routers by shipping logs to a remote syslog server
PostedSat Jan 14 00:45:00 2012

Installing Etherpad on Debian/Ubuntu
PostedThu Dec 15 11:00:00 2011

Optimising PNG files
PostedSat Dec 3 21:30:00 2011

Ideal OpenSSL configuration for Apache and nginx
PostedMon Nov 14 07:00:00 2011

Reducing the size of Apache 301 and 302 responses
PostedSat Oct 22 16:50:00 2011

Three Firefox extensions to enhance SSL security
PostedMon Oct 3 01:57:00 2011

Adding X-Content-Security-Policy headers in a Django application
PostedSun Sep 18 01:30:00 2011

Code reviews with Gerrit and Gitorious
PostedSat Apr 16 22:00:00 2011

Encrypted system backup to DVD
PostedSat Apr 2 16:30:00 2011

Setting up RAID on an existing Debian/Ubuntu installation
PostedSun Mar 13 03:25:00 2011

Keeping a log of branch updates on a git server
PostedMon Jan 31 11:00:00 2011

Serving pre-compressed files using Apache
PostedMon Jan 24 20:00:00 2011

Sample Python application using Libgearman
PostedTue Jan 11 23:20:00 2011

Peer-to-peer video-conferencing using free software
PostedSat Dec 18 22:55:00 2010

RAID1 alternative for SSD drives
PostedTue Nov 2 00:10:00 2010

Manipulating debconf settings on the command line
PostedMon Oct 18 11:30:00 2010

Setting up your own DNSSEC-aware resolver using Unbound
PostedSat Sep 11 23:00:00 2010

Combining multiple commits into one using git rebase
PostedTue Aug 24 00:25:00 2010

Cherry-picking a range of git commits
PostedTue Jul 20 04:30:00 2010

Improving the performance of Request Tracker by reducing latency
PostedThu Jul 8 21:30:00 2010

Querying deleted content in git
PostedSun Jul 4 02:02:00 2010

Restoring a single table from a Postgres database or backup
PostedTue Jun 8 22:15:00 2010

List of Open Source Conference Management Systems
PostedSun May 16 23:30:00 2010

Preventing man-in-the-middle attacks on fetchmail and postfix
PostedFri Apr 30 14:00:00 2010

Monitoring a Belkin 600VA UPS with NUT on Debian/Ubuntu
PostedFri Apr 23 21:30:00 2010

"Abusing" git storage
PostedTue Mar 30 17:36:00 2010

Excluding files from git archive exports using gitattributes
PostedMon Feb 8 19:45:00 2010

Restoring lost RT tickets
PostedMon Jan 4 10:30:00 2010

Ignoring files in git repositories
PostedSun Dec 27 00:45:00 2009

Debugging logcheck rule files
PostedSat Dec 19 19:00:00 2009

Reducing website bandwidth usage
PostedThu Oct 8 22:30:00 2009

Keeping track of what others are saying about your project
PostedThu Oct 1 22:30:00 2009

OpenStreetMap/OpenLayers and Privoxy
PostedWed Sep 23 23:30:00 2009

grub on a bootable USB rescue stick
PostedWed Aug 19 01:44:00 2009

Migrating Sahana from cvs to git
PostedMon Aug 3 19:41:00 2009

3 ways to improve your source control history
PostedWed Jul 29 04:52:00 2009

Writing the perfect patch
PostedTue Jun 30 04:00:00 2009

Stopping long-running Postgres queries
PostedThu Jun 11 12:00:00 2009

Reinstalling grub on an unbootable Debian system
PostedSat Jun 6 17:00:00 2009

Troubleshooting Postgres Performance Problems
PostedFri May 29 22:00:00 2009

Safer synergy setup for laptop-desktop keyboard sharing
PostedWed Apr 1 03:39:00 2009

Handling security bugs in your Free Software project
PostedTue Mar 10 01:45:00 2009

Using Wikia Search in Firefox and vimperator
PostedMon Jan 12 21:22:00 2009

Recovering lost git commits
PostedFri Dec 12 13:00:00 2008

Setting the default git branch in a bare repository
PostedThu Dec 4 00:31:00 2008

Converting any video to a podcast
PostedTue Nov 4 22:00:00 2008

mutt's OpenPGP support and FireGPG
PostedSun Oct 12 19:51:00 2008

Starting a Free Software project
PostedFri Sep 19 18:30:00 2008

Getting your project included into Free Software distributions
PostedFri Sep 19 14:00:00 2008

Growing the community around your new Free Software Project
PostedFri Sep 19 00:13:00 2008

Promoting your Free Software Project
PostedThu Sep 18 04:46:00 2008

Logging kernel messages over the network using netconsole
PostedSat Jul 19 23:21:00 2008

Preventing accidental deletion of important files using safe-rm
PostedFri Jun 20 04:19:00 2008

Watch all of your logs using monkeytail
PostedSun Jun 15 03:40:00 2008

Choosing the right license for your new Free Software/Open Source project
PostedSun May 25 17:00:00 2008

Encrypting your home directory using LUKS on Debian/Ubuntu
PostedSat May 24 00:47:00 2008

Logstalgia (aka ApachePong) now in Debian
PostedSun May 4 14:45:00 2008

Disabling the GMail spam filter and handling it yourself using SpamAssassin
PostedSat Apr 26 17:10:00 2008

News feeds (RSS/Atom) for MythTV.org and SchedulesDirect.org
PostedWed Apr 16 22:18:00 2008

Two-tier encryption strategy: Archiving your files inside an encrypted loopback partition
PostedWed Apr 9 21:53:00 2008

Searching through the contents of emails in mutt
PostedSat Apr 5 03:30:00 2008

Handling multiple identities/accounts in mutt
PostedTue Apr 1 12:39:00 2008

Encrypted swap partition on Debian/Ubuntu
PostedSat Mar 29 18:29:00 2008

Debugging concurrency problems: Forcing a process to run on a single CPU
PostedSat Mar 29 15:51:00 2008

Background compilation using ionice as a normal user
PostedSat Mar 22 21:58:00 2008