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howtos

• How to install pgAdmin 4 on FreeBSD 14
• How to use Apache Tomcat and TLS/SSL certificates in PEM or PKCS12 format.
• regexplode.pl shows what happens if you accept arbitrary regular expressions, while regexplode.py shows why you want to use RE2 or pyre2.
• spf.pl shows how to use Perl's Mail::SPF module.
• rtgen.py generates blackhole routes suitable for stress testing the Bird Internet Routing Daemon and other network gear, e.g. your BGP routers.
• pgnumeric.c shows how to store values of type numeric in a PostgreSQL database using C datatypes.
• nswl@.service shows how to run multiple instances of the NetScaler web server logging client on a recent Linux distribution as it comes as service unit for systemd.
• s3.php shows how to use the AWS SDK for PHP with an S3 object storage
• smtp.py shows how to send quoted-printable encoded emails containing UTF-8 characters in both the subject and the body using Python's smtplib and email.message modules
• argparser.py shows how to use Python's argparse module
• mce.py is just a Python CGI script to play around with TinyMCE
• HTML files and folder symbols
• Apache and form based login
• Small Python container for Docker
• cURL and self signed certificates on FreeBSD 13
• How to check whether a given text is a valid base64 encoded string in plain (Postgre)SQL
• TSIG authenticated zone transfers with Perl and Net::DNS
• Automatic version numbers with Git
• pgAdmin 4 on Gentoo
• ConvertSecureStringToPlainText.ps1 brings ConvertFrom-SecureString -AsPlainText to older versions of PowerShell
• Apache and Fail2ban
• FastCGI with nginx and fcgiwrap on FreeBSD
• Building a digital video recorder with FreeBSD
• Resizing an UFS2 filesystem on FreeBSD 4.x
• Negotiate authentication with Python and PycURL on FreeBSD
• Virtualize Windows 10, convert to UEFI, and install virtio drivers on KVM/qemu
• Pidgin and the new ICQ WIM protocol on Gentoo
• Transparent proxy with nginx and pf on FreeBSD
• OAuth IDP with NetScaler
• Jails on FreeBSD
• xdm on Linux
• UTF8 filenames with Java
• dehydrated on FreeBSD
• Minimal logging with Apache
• How to create self signed certificates
• Upgrading PostgreSQL with pg_upgrade on FreeBSD
• PostgreSQL with replication slots on FreeBSD
• Monitoring sendmail with snmp on FreeBSD
• Guacamole on FreeBSD
• Backup restore on a NetScaler
• NanoBSD for Raspberry Pi based on FreeBSD 10.0 FreeBSD 10.1 FreeBSD 11.0
• Cacti and Fail2ban
• Running CDE on FreeBSD on a Mac Mini
• Redundant ethernet bridge with FreeBSD and tinc
• How to replace strings in AppleScript
• Adding custom MIBs to SNMP
• Huawei E392 USB LTE modem on FreeBSD
• freebsd-update with a custom kernel
• Building Netatalk on Ubuntu 15.10
• Network tuning on FreeBSD
• Advanced TCP Bandwidth Calculator shows why a single TCP connection almost never saturates a data link
• OpenVPN routing with BIRD on FreeBSD
• PCI and VGA passthrough on Xen
• A few things I came across while setting up sslh in transparent mode on FreeBSD
• How to create a bootable USB flash drive to install VMware ESXi 5.5 from
• Let FreeBSD's inetd listen on a Unix socket
• openvpn.ovpn is a OpenVPN connection profile template
• Updating OTRS on FreeBSD
• Adding devices and graphs using Cacti's command-line interface
• Unbricking a WRT610N with OpenWRT
• Building a FreeBSD backup server
• Printing on Gentoo
• Resizing an UFS2 filesystem on FreeBSD
• Updating a FreeBSD system
• NanoBSD: config files and description of my DSL router
• Slave root zone and forward zones with Bind
• Missing icons and symbols on Mac OS X
• Python with mod_wsgi
• Run a program if your Mac OS X system's configuration changes
• Tagged VLANs on Mac OS X
• Tagged VLANs on FreeBSD
• FreeBSD WAN simulator
• How to build a BGP looking glass with OpenBSD
• How to install FreeBSD on a Raspberry Pi
• How to netboot and install NetBSD/sparc
• Building DRBD on CentOS
• Resizing DRBD without LVM
• Percona on FreeBSD
• Log into a VMware ESXi using SSH keys
• El cheapo hierarchical storage management on Linux
• Simple DVD authoring on Linux
• PCI passthrough on XenServer
• Joining Unix-like systems to an Active Directory
• splice() on Linux
• CORBA
• IPv6
• WANem hard disc install & bridge setup
• Bandnudel - Sauerbraten statistics and more
• resetting the MySQL root password, on FreeBSD, the hard way
• booting from a LVM root disk
• PostgreSQL locks
• samba and postgresql
• xinetd howto - xinetd in conjunction with qmail and courier-imap
• compile instructions for my programs written in C
• notes on djbdns
• qmail for Linux shellscript for a default qmail setup
• Quake X11 start script
• process accounting under Linux
• configure Bochs
• cross compile a complete Linux for UltraSparc from scratch not finished yet
• compile a complete Linux for a 386 with dietlibc from scratch Linux 2.4 does not work on a 386 so this won't get finished although 2.2 works fine
• same as above, but with Linux 2.5 used for a newsserver on an i386
• cross compile a complete Linux for PA-RISC from scratch won't get finished because I sold my HP 712/60 workstation
• compile KDE it is quite fast by doing this on your own
• compile Mozilla due, Mozilla is really slow
• true type fonts for pdflatex a shell script for teTeX
• configure XFce
• encrypt pdf files with latex