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All items tagged with: 'tutorials'

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10-07-2024 20:39511Kubernetes (k3s) Ingress for different domains (virtual hosts)
09-07-2024 22:30510High Available k3s kubernetes cluster with keepalived, galera and longhorn
28-06-2024 22:30509My First Kubernetes: k3s 'cluster' on 3 Orange Pi Zero 3's, including the dashboard, hello-node and failover
25-06-2024 22:30508Netboot (PXE) Armbian on an Orange Pi Zero 3 from SPI with NFS root filesystem
19-05-2024504Qt 5.15 LTS on Windows without a Qt Account
14-10-2022 22:02483OpenSSL generate self signed certificate with SAN in one command (subject alternative name)
19-08-2022 21:30482Fade in / fade out in Qt/QML
29-04-2022476HTTP GET requests with Qt and in Qml (async)
17-04-2022474Proxmox VE 7 Corosync QDevice in a Docker container
02-04-2022472Build a WeatherTerminal app for the Seeed reTerminal (with Qt 6 & QML)
18-03-2022471Yocto boot2qt for the Seeed reTerminal (Qt 6)
21-02-2022467Yocto boot2qt for the Raspberry Pi 4, both Qt 5.15 and 6.2
07-02-2022462QML Touch Area visualization with QML_VISUAL_TOUCH_DEBUGGING
21-01-2022461QML Drag and Drop including reordering the C++ model
09-01-2021430C++ std::async with a concurrency limit (via semaphores)
14-12-2020426C++ set up cpp-httplib with SSL support with cMake
25-11-2020424Semi-accurate live stream viewer count (hls/rtmp/restreamer) on the command line
04-11-2020423Installing OpenVMS 8.4 Alpha inside AXPbox on Debian 10 / Ubuntu 20.04 with networking
24-08-2020414Local incremental backups of Google Photos on Ubuntu with gphotos-sync
23-08-2020413Get webcam resolution and info on Ubuntu and fix HD
05-07-2020409Running gnash on Ubuntu 20.04 (in Docker with X11 forwarding)
04-07-2020408Installing PyGopherd on Ubuntu 20.04
03-02-2020402Personal Wireguard VPN on a Freedombox with Debian
29-01-2020401Installing Freedombox on Armbian on the Olimex Pioneer
01-10-2019390C++ project setup with CMake & unit tests (google test)
02-09-2019388Bash bits: split a file in blocks and do something with each block
06-07-2019385GNUplot tips for nice looking charts from a CSV file
28-04-2019370OpenSSL test TLSv1.3 connection and ciphersuites with s_client
05-04-2019367Building opkg .ipk packages by hand (for OpenEmbedded/Yocto/OpenWRT)
18-03-2019364Disable motd news or (parts of) the dynamic motd on Ubuntu
18-12-2018356SSH on Windows Server 2019 (including how to sudo)
13-11-2018355Line total (up+down sum) in PHP Network Weathermap
08-11-2018354Three new NitroKeys! Nitrokey Pro 2, Storage 2 and a FIDO-U2F Nitrokey
27-10-2018353Use Ubuntu behind a Microsoft ForeFront TMG proxy with cntlm
25-10-2018352Encrypt and decrypt files to public keys via the OpenSSL Command Line
10-09-2018349Service checks in LibreNMS (http, all other Nagios plugins)
06-08-2018345nginx 1.15.2, ssl_preread_protocol, multiplex HTTPS and SSH on the same port
01-07-2018341Windows 7 installer on a KVM Linux VPS (Windows on Digital Ocean)
21-06-2018340Syslog configuration for remote logservers for syslog-ng and rsyslog, both client and server
18-05-2018335HP-UX 11.31 System information and find out part number of a failed disk with sasmgr
16-05-2018334Icinga2 / Nagios / Net::SNMP change the default timeout of 60 seconds
25-03-2018315OpenStack nova get-password, set-password and post encrypted password to metadata service
17-08-2017307Backup OpenStack object store or S3 with rclone
10-04-2017304Run software on the tty1 console instead of getty login on Ubuntu 14.04 and 16.04
27-01-2017298Ansible: access group vars for groups the current host is not a member of
20-12-2016297OpenStack: Quick and automatic instance snapshot backup and restore (and before an apt upgrade) with nova backup
14-11-2016294Build a FreeBSD 11.0-release Openstack Image with bsd-cloudinit
11-10-2016293Nitrokey gnuk firmware update via DFU
12-09-2016288IPSEC VPN on Ubuntu 16.04 with StrongSwan
11-09-2016287Nagios 4 + Nagiosgraph (latest) installation on Ubuntu 12.04 & 14.04
10-09-2016286Ansible - Create OpenStack servers with Ansible 2.0 and the os_server module and a dynamic inventory
09-09-2016285FST-01 gnuk firmware update via USB
17-06-2016274HTTP Strict Transport Security for Apache, NGINX and Lighttpd
15-05-2016272Ansible - Add an apt-repository on Debian and Ubuntu
27-04-2016270Build a FreeBSD 10.3-release Openstack Image with bsd-cloudinit
02-01-2016264Microsoft Office 2013 and 2010 on Linux
20-12-2015262IPSEC VPN on Ubuntu 15.04 with StrongSwan
20-12-2015261IPSEC VPN on Ubuntu 15.10 with StrongSwan
09-11-2015257Sign and verify text/files to public keys via the OpenSSL Command Line
01-10-2015256Make OpenELEC/Kodi work with the Sitecom CN-524/ Cambridge Silicon Radio (CSR) 8510 A10 Bluetooth USB adapter on the Raspberry Pi.
14-06-2015251Strong SSL Security on Apache2
14-06-2015250Strong SSL Security on lighttpd
14-06-2015249Strong SSL Security on nginx
11-03-2015239Automating Openstack with cloud init run a script on VM's first boot
09-03-2015238Ada Lovelace and The Analytical Engine
09-03-2015237Build a Flexible and Powerful System with Arch Linux
03-03-2015233OpenSSL command line Root and Intermediate CA including OCSP, CRL and revocation
25-02-2015232Openstack Glance Image Download, download Openstack images
05-01-2015223Shared Git repository over ssh for multiple users
30-12-2014219IPSEC VPN on Centos 7 with StrongSwan
27-12-2014217Ansible - Only if a file exists or does not exist
01-12-2014212IPSEC L2TP VPN on Arch Linux on a Raspberry Pi with OpenSwan, xl2tpd and ppp
01-12-2014211IPSEC L2TP VPN on CentOS 6 / Red Hat Enterprise Linux 6 / Scientific Linux 6
01-12-2014210IPSEC L2TP VPN on Ubuntu 12.04 with OpenSwan, xl2tpd and ppp
01-12-2014209IPSEC L2TP VPN on Ubuntu 12.10 with OpenSwan, xl2tpd and ppp
01-12-2014208IPSEC L2TP VPN on Ubuntu 13.04 with OpenSwan, xl2tpd and ppp
01-12-2014207IPSEC L2TP VPN on Ubuntu 13.10 with OpenSwan, xl2tpd and ppp
01-12-2014206IPSEC L2TP VPN on Ubuntu 14.04 with OpenSwan, xl2tpd and ppp
25-11-2014204Ansible - Only if host is also in other hostgroup
23-11-2014203Build a FreeBSD 10.1-release Openstack Image with bsd-cloudinit
09-11-2014201Ansible - Only do action if on specific distribution (Debian, Ubuntu, CentOS or RHEL) or distribution version (ubuntu precise, ubuntu trusty)
26-10-2014198Keepalived notify script, execute action on failover
14-09-2014191Set your IP as wallpaper
11-07-2014186OpenVZ/Proxmox - Container to Template
10-07-2014185Proxmox VE - One Public IP
13-06-2014182Simple keepalived failover setup on Ubuntu 14.04
11-06-2014181Build a FreeBSD 10.0-release Openstack Image with bsd-cloudinit
11-06-2014180OSSEC 2.8 Server, Client, Web UI and Analogi Dashboard Installation tutorial
29-05-2014179Openstack Horizon installation with SSL on Ubuntu
25-05-2014178Openstack Swift Objectstore Access via FTP
19-05-2014177Encrypted Duplicity Backups to Openstack Swift Objectstore
23-02-2014166KVM add disk image or swap image to virtual machine with virsh
16-02-2014165KVM convert qcow2 disk images to raw disk images for performance
15-02-2014164KVM host with bonding and VLAN tagged Virtual Machines setup on Ubuntu 12.04
14-02-2014163Bonding NIC Teaming on Ubuntu 12.04
05-02-2014162Install extra software in the VMWare vCenter Appliance (VCSA)
03-02-2014160OCSP Stapling on Apache
03-02-2014159OCSP Stapling on nginx
01-02-2014158haproxy: intercept all cookies and set secure attribute
13-01-2014155rc.local support on Arch Linux with systemd
29-12-2013152Ansible - Playbook Testing
27-12-2013151Local W3C HTML5 Validator Server
22-12-2013150Ansible - Only do something if another action changed
21-12-2013149Ansible - Sudo sometimes
18-12-2013148haproxy: client side ssl certificates
15-12-2013146Back Up Thunderbird Message Filters
13-12-2013145Install nmap 6.40 on Ubuntu 12.04
29-11-2013140ntop-ng 1.1 installation on Ubuntu 12.04
20-11-2013139Corosync Pacemaker - Execute script on failover
09-11-2013136Self Hosted CryptoCat - Secure self hosted multiuser webchat
25-10-2013133Install the latest ZNC from source on Ubuntu
08-10-2013130Chef: search in recipe based on roles or recipes
06-10-2013129Chef: include_recipe only_if or not_if
01-10-2013128Uninstall and Remove OSSEC
07-09-2013123OSSEC Server, Client, Web UI and Analogi Dashboard Installation tutorial
30-07-2013116Nagios - Hide all hosts in hostgroup
24-07-2013112Stong SSL Security on Lighttpd
23-07-2013111Pass the SSL Labs Test on NGINX (Mitigate the CRIME and BEAST attack, Disable SSLv2 and Enable Perfect Forward Secrecy).
20-07-2013110Pass the SSL Labs Test on Apache2 (Mitigate the CRIME and BEAST attack, Disable SSLv2 and Enable Perfect Forward Secrecy).
27-06-2013106Samba Shares with Active Directory Login on Ubuntu 12.04
19-06-2013104Dogtag / Red Hat Certificate System reset admin pkiconsole password
13-06-2013103Ejabberd SSL Certificate
12-06-2013102Ejabberd Active Directory LDAP Login
11-06-2013101Set up a federated XMPP Chat Network with ejabberd, your own Google Talk Hangouts alternative
28-05-201397Gitlab Active Directory LDAP Authentication
09-05-201395Exchange 2007 and 2010 Autodiscovery DNS SRV record for BIND
08-05-201394Hide or determine BIND version number
09-04-201387Set up a Collectd client
09-04-201386Set up a Collectd server with web frontend
04-04-201385NGINX: Proxy folders to different root
30-03-201384Silent unatended apt-get upgrade
23-03-201383Ansible - sudoers safety and sanity checking in playbook
09-03-201379Ansible - pure ssh based configuration management and deployment
09-03-201378Screenfetch installation tutorial
08-03-201377Better Cron env and shell control with the SHELL variable
27-02-201375Create a VMWare ESXi 5 5.1 5.5 USB install disk
15-02-201374Basic website and database backups with Duplicity
17-01-201364RT (Request Tracker) - find and delete big attachments
15-01-201363Install python 2.7 or 3 under Debian 6
19-12-201260Exchange 2010 - OWA - Lock user after x amount of failed logins
12-12-201259Restore iptables rules after a reboot on debian
11-12-201257Resize OS X Mountain Lion installer to fit on a single layer 4.7 GB DVD
08-12-201256Munin optimization guide for Debian (rrdcached, tmpfs, ionice and nice)
01-12-201254ClamAV installation and daily scan + report on Ubuntu
24-11-201253Limit access to openssh features with the Match option
08-11-201251Set up your own distributed, redundant, and encrypted storage grid with Tahoe-LAFS
06-10-201247ed cheatsheet
05-10-201246Persistent reverse (NAT bypassing) SSH tunnel access with autossh
28-03-201230Set up a local Ubuntu (apt) repository with apt-mirror
23-06-201124Stopping fail2ban.server : ERROR Unexpected communication error and other errors in fail2ban on ubuntu 9.04
15-06-201123Introduction to DokuWiki
12-06-201122Introduction to Markdown
08-02-201121Tether your Sonim XP3 phone with Linux
15-05-201020What to do if you cannot execute CHMOD
01-01-201018Customize your Clonezilla Live CD
01-01-201017Debian packages clean up commands
28-03-200913Postfix: log message from, to and subject
09-04-20089Setting up Motion with FTP and Email! support