https://wiki.csgalileo.org/ 2026-04-18T12:32:57+00:00 https://wiki.csgalileo.org/ https://wiki.csgalileo.org/_media/wiki/logo.png text/html 2022-04-12T06:07:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/telegram?rev=1649743653&do=diff Telegram telegram bot channel send message to channel from bot (BOTAPIKEY required): * add bot to channel as admin * send message curl https://api.telegram.org/bot[BOT_API_KEY]/sendMessage?chat_id=@[MY_CHANNEL_NAME]&text=[MY_MESSAGE_TEXT] BOT Create BOT with text/html 2021-08-02T09:22:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/zabbix?rev=1627896126&do=diff Zabbix task * dashboard con conteggi aggregati (e altri grafici interessanti) * trigger di allarme: * luce accesa da troppo tempo * export dati csv con API * gestire utente non privilegiato su zabbix * VPN robusta che riparte quando il cloud non è raggiungibile text/html 2024-07-19T05:36:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/k80?rev=1721367387&do=diff K80 pacman -S nvidia-470xx-dkms nvidia-470xx-settings nvidia-470xx-util pacman -U https://archive.archlinux.org/packages/c/cuda/cuda-11.4.2-1-x86_64.pkg.tar.zst nvidia-smi +-----------------------------------------------------------------------------+ | NVIDIA-SMI 470.256.02 Driver Version: 470.256.02 CUDA Version: 11.4 | |-------------------------------+----------------------+----------------------+ | GPU Name Persistence-M| Bus-Id Disp.A | Volatile Uncorr. ECC | |… text/html 2026-03-06T09:26:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/openspec?rev=1772789179&do=diff OpenSpec <https://dev.to/webdeveloperhyper/how-to-make-ai-follow-your-instructions-more-for-free-openspec-2c85> install yay -S openspec <!-- OPENSPEC:START --> ### Workflow: OpenSpec Refine Change Proposal This workflow is designed to update the detailed specifications (spec deltas) and the implementation task list (tasks.md) within an existing OpenSpec change folder after the main proposal.md has been modified. **Input:** - A valid OpenSpec change ID (e.g., 'add-user-profiles'). **Ste… text/html 2015-02-19T16:10:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/cordova?rev=1424362257&do=diff Cordova Install Install nodejs and npm sudo apt-get install nodejs npm Install cordova sudo npm install -g cordova cordova need node and ubuntu install nodejs sudo ln -s /usr/bin/nodejs /usr/local/bin/node install cordova-browser from git to have linux support text/html 2022-08-25T21:03:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/gnss?rev=1661461389&do=diff GNSS * wonderful introduction on GNSS * stations that broadcast real time RTCM (protocol) Radio Technical Commission for Maritime * ubxtool examples * NEO-M9N * ZED-F9P 2022 Use gpsd as ntrip client on ublox device pygnssutils Configure ublox as base station and run an rtrip server with PyGPSClient 2020 ntrip caster * <https://gitlab.com/ihfazhillah/simple-ntrip-caster/-/tree/master> * <https://gitlab.com/hydrasystem/ntripcaster.git> text/html 2018-02-08T16:12:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/ubuntu/locale?rev=1518106346&do=diff post install for servers apt install -y curl && \ curl -s "http://wiki.csgalileo.org/tips:ubuntu:locale?do=export_code&codeblock=1" | /bin/bash apt remove -y unattended-upgrades locale-gen it_IT.UTF-8 locale-gen en_US.UTF-8 update-locale LANG=it_IT.UTF-8 LC_MESSAGES=POSIX timedatectl set-timezone Europe/Rome grep -q menu-complete /etc/inputrc if [ $? = 1 ]; then cat >> /etc/inputrc <<EOF "\M-s": menu-complete "\e[A": history-search-backward "\e[B": history-search-forward "\M-o": "\C-p\C-… text/html 2018-03-09T09:57:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/ubuntu/zfs-on-root?rev=1520589446&do=diff Ubuntu on ZFS root zfs ubuntu * <https://github.com/zfsonlinux/zfs/wiki/Ubuntu-16.10-Root-on-ZFS> Livecd boot live cd and sudo su passwd ubuntu apt-add-repository universe apt update apt install openssh-server # connect from another PC via ssh apt install --yes debootstrap gdisk zfs-initramfs Disk Reset disk and create GPT partition schema text/html 2019-03-15T10:24:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/airos?rev=1552645462&do=diff AirOS SNMP snmpwalk -c lessinianet.snmp -v 1 10.210.12.249 IF-MIB::ifDescr IF-MIB::ifDescr.1 = STRING: lo IF-MIB::ifDescr.2 = STRING: eth0 IF-MIB::ifDescr.3 = STRING: eth1 IF-MIB::ifDescr.4 = STRING: wifi0 IF-MIB::ifDescr.5 = STRING: ath0 IF-MIB::ifDescr.6 = STRING: eth0.10 IF-MIB::ifDescr.7 = STRING: br0 text/html 2022-10-03T10:23:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/archlinux/install?rev=1664792590&do=diff Install from archlinux iso install on archiso zfs system from <https://github.com/eoli3n/archiso-zfs> curl -s https://raw.githubusercontent.com/eoli3n/archiso-zfs/master/init | bash ext4 create partition DISK=ata-SSDPR-CX400-256-G2_GY3042305 sgdisk --clear -g $DISK sgdisk -n3:1M:+512M -t3:EF00 $DISK # boot partition or efi partition parted $DISK set 3 bios_grub on sgdisk -n1:0:0 -t1:8300 $DISK text/html 2017-11-07T12:44:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/db/redis?rev=1510058672&do=diff redis * from sql to redis * from mysql to redis string type string: store a value [integer, string, ...] belong a key [string] SET connections 10 INCR connections => 11 INCR connections => 12 DEL connections INCR connections => 1 expiring key SET resource:lock "Redis Demo" EXPIRE resource:lock 120 text/html 2017-05-15T07:50:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/autofs?rev=1494834613&do=diff autofs sudo apt install autofs sudo mkdir /etc/auto.master.d/ debugging stop service and run foreground systemctl stop autofs sudo automount -f -v sshfs sudo apt install sshfs autofs use root account and ssh key has to be present in /root/.ssh text/html 2019-04-15T07:04:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/fail2ban?rev=1555311845&do=diff fail2ban install apt install fail2ban filter define new filter [Definition] failregex = ^<HOST> .+ /auth/token/v2 HTTP/1.[0-9]" 401 ignoreregex = test filter fail2ban-regex /var/log/nginx/access.log /etc/fail2ban/filter.d/giano-login.conf --print-all-matched text/html 2022-07-14T15:08:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/jibri?rev=1657811304&do=diff jibri docker jibri.yml inside ufficial docker-jitsi-meet does not work in swarm service (/dev/snd and xorg problems) clone a version of jibri with pulse and xdummy support git clone https://github.com/prayagsingh/docker-jibri-pulseaudio.git change Dockerfile with specific chrome version text/html 2025-10-29T07:10:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/proxmox?rev=1761721843&do=diff Proxmox Template # Set variables for easy customization VMID=9000 VM_NAME="ubuntu-2404-template" # A descriptive name for the template itself # Create the VM with your specified hardware qm create $VMID \ --name $VM_NAME \ --memory 8192 \ --cores 2 \ --net0 virtio,bridge=vmbr0,firewall=0 \ --net1 virtio,bridge=bridgek,firewall=0 \ --ostype l26 \ --scsihw virtio-scsi-pci \ --agent enabled=1 \ --boot order='scsi0;ide2' text/html 2017-08-19T07:53:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/gameengine/minecraft?rev=1503129231&do=diff Minecraft Experiments * <http://www.raspberrypi-spy.co.uk/2014/06/building-a-castle-in-minecraft-with-python/> connection from mcpi.minecraft import Minecraft from mcpi import block mc = Minecraft.create(address="192.168.2.35") say “Hello World” mc.postToChat("Hello world") get position x, y, z = mc.player.getPos() text/html 2023-04-12T07:18:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/vpn/univr?rev=1681283888&do=diff VPN univr ubuntu sudo apt install network-manager-vpnc network-manager-vpnc-gnome arch paru networkmanager-vpnc network manager yay -S networkmanager-vpnc add VPN cisco compatible from network manager: * gateway: remote.univr.it * username: ateneo\01scpsfn29 text/html 2022-09-09T09:09:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/ansible?rev=1662714565&do=diff ansible basic op ansible all --list-hosts ansible all -m ping playbook - name: helloworld hosts: nodes tasks: - name: Ping my hosts ansible.builtin.ping: - name: Print message ansible.builtin.debug: msg: Hello world text/html 2021-05-18T10:32:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/bonding?rev=1621333934&do=diff bonding Make sure you've got active LACP configured on at least one sid, a passive-passive LACP trunk won't come up Warning: No 802.3ad response from the link partner for any adapters in the bond * <https://support.kemptechnologies.com/hc/en-us/articles/204423595-How-to-Troubleshoot-802-3ad-Link-Aggregation-Kemp-Partner-Errors> esempio funzionante <https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1753431> Slave Interface: ens1f1 Aggregator ID: 2 Actor Churn State: churned text/html 2016-07-27T18:00:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/dac?rev=1469642430&do=diff DAC * interesting aplay -v -D plughw:1,0 test192.wav aplay -l [-L] flac -d 01-Wednesday\ Night\ Prayer\ Meeting.flac -c | aplay --device=hw:1,0 cat /proc/asound/card1/pcm0p/sub0/* pacmd list-sinks pactl list short sinks for card in `aplay -L | grep "CARD=DAC"`; do echo ./hw_params $card; ./hw_params $card | grep Sample; sleep 1; done text/html 2017-08-07T11:54:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/ionic?rev=1502106885&do=diff Ionic Prerequisites nodejs (latest) sudo apt-get install build-essential # curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash - # sudo apt install nodejs nodeenv sudo apt-get install python-pip sudo pip install nodeenv Create library text/html 2024-11-06T09:24:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/k0s?rev=1730885046&do=diff install ubuntu@k0s-ctrl:~$ curl --proto '=https' --tlsv1.2 -sSf https://get.k0s.sh | sudo sh ubuntu@k0s-ctrl:~$ k0s version v1.31.1+k0s.1 Crea il servizio systemd: ubuntu@k0s-ctrl:~$ sudo k0s install Bootstrap controller Bootstrap del nodo controller (non single mode) text/html 2019-11-19T18:12:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/lxd?rev=1574187132&do=diff LXD lxd install apt remove lxd lxd-client snap install lxd # create zfs dataset on pool rpool zfs create rpool/lxd # create lxd storage called zfspool using previous defined dataset lxc storage create zfspool zfs source=rpool/lxd # define default storage pool lxc profile device add default root disk path=/ pool=zfspool # initialize network sudo lxd init text/html 2020-11-17T15:36:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/overpass?rev=1605627370&do=diff Overpass <https://overpass-turbo.eu/> select box and export all streets [out:xml][timeout:25]; ( way["highway"]({{bbox}}); ); out body; >; out skel qt; selezionare direttamente l'area parcheggi di fes [out:xml][timeout:25]; (way["highway"](34.02389, -5.01483, 34.04701, -4.99196);); out body; >; out skel qt; text/html 2019-09-23T13:44:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/pulsar?rev=1569246272&do=diff Pulsar wget https://archive.apache.org/dist/pulsar/pulsar-2.4.1/apache-pulsar-2.4.1-bin.tar.gz tar xvfz apache-pulsar-2.4.1-bin.tar.gz cd apache-pulsar-2.4.1 # connectors # storage wget https://archive.apache.org/dist/pulsar/pulsar-2.4.1/apache-pulsar-offloaders-2.4.1-bin.tar.gz tar xvfz apache-pulsar-offloaders-2.4.1-bin.tar.gz mv apache-pulsar-offloaders-2.4.1/offloaders offloaders text/html 2018-12-31T10:43:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/smartreader?rev=1546253022&do=diff smartreader Spec * ID: 23d8:0285 [root@nero scipio.arch]# dmesg [ 140.880499] usb 2-1.4.3: new full-speed USB device number 4 using xhci_hcd [ 140.953936] usb 2-1.4.3: device descriptor read/64, error -32 [ 141.133931] usb 2-1.4.3: device descriptor read/64, error -32 [ 141.313810] usb 2-1.4.3: new full-speed USB device number 5 using xhci_hcd [ 141.409163] usb 2-1.4.3: New USB device found, idVendor=23d8, idProduct=0285, bcdDevice= 1.00 [ 141.409167] usb 2-1.4.3: New USB device stri… text/html 2020-01-22T08:46:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/sqlite?rev=1579682776&do=diff sqlite compile from sources into a python virtualenv (or change PREFIX to /usr/local) with spellfix extension cd /tmp if [ ! -d sqlite ]; then [ -f sqlite.tar.gz ] || wget https://www.sqlite.org/src/tarball/sqlite.tar.gz tar zxf sqlite.tar.gz fi cd sqlite export CFLAGS="-DSQLITE_ENABLE_FTS3 \ -DSQLITE_ENABLE_FTS3_PARENTHESIS \ -DSQLITE_ENABLE_FTS4 \ -DSQLITE_ENABLE_FTS5 \ -DSQLITE_ENABLE_JSON1 \ -DSQLITE_ENABLE_LOAD_EXTENSION \ -DSQLITE_ENABLE_RTREE \ -DS… text/html 2020-09-02T13:59:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/video?rev=1599055186&do=diff Video TIPS Getting INFO avprobe <file> Convert to webm ffmpeg -i input.video -threads 4 -b:v 1M -crf 10 output.webm Repair index mencoder -idx input.video -ovc copy -oac copy -o output.video from images to video # 5 images per seconds ffmpeg -y -framerate 5 -pattern_type glob -i '*.jpg' -c:v libx264 -vf "fps=25,scale=720:trunc(ow/a/2)*2" out.mp4 text/html 2016-08-12T08:50:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/db/mssql?rev=1470991839&do=diff MSSQL * <http://stackoverflow.com/questions/15750711/connecting-to-sql-server-2012-using-sqlalchemy-and-pyodbc> * <https://blog.afoolishmanifesto.com/posts/install-and-configure-the-ms-odbc-driver-on-debian/> Install unixodbc version > 2.3.0 sudo apt-get remove libodbc1 unixodbc unixodbc-dev wget ftp://ftp.unixodbc.org/pub/unixODBC/unixODBC-2.3.4.tar.gz tar zxvf unixODBC-2.3.4.tar.gz cd unixODBC-2.3.4/ ./configure --enable-gui=no --enable-drivers=no --enable-iconv --with-iconv-char-enc=U… text/html 2016-05-13T12:33:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/radxa/monitor?rev=1463142830&do=diff Sound Monitor PC Prerequisite sudo apt-get install netdiscover rrdtool cifs-utils # generate ssh keys ssh-keygen gedit preferences -> editor tab width: 4 check insert spaces instead of tabs Discover RADXA sudo netdiscover ... 192.168.2.44 ac:a2:13:42:1c:14 Shenzhen Bilian electronic CO.,LTD ... text/html 2017-05-03T10:05:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/rasberry/linux?rev=1493805940&do=diff Linux Base edit /etc/locale.gen and run locale-gen apt-get install wiringpi python-pip # test GPIO gpio readall non fare con raspbian recenti # apt install rpi-update # rpi-update camera pip install "picamera[array]" raspistill -tl 100 [-t 99999] text/html 2015-05-09T05:51:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/sensors/xtion?rev=1431150703&do=diff Sensors Asus XTion Pro Live * USB id: 1d27:0601 Openni2 * reference Prereq sudo apt-get install openjdk-7-jdk graphviz git clone https://github.com/occipital/OpenNI2.git cd OpenNI2 make -j6 text/html 2017-03-13T19:47:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/speech/notes?rev=1489434443&do=diff notes about speech recognition * <https://www.unicom.com/blog/entry/686> * <http://cmusphinx.sourceforge.net/wiki/tutorialdict> * <http://www.speech.cs.cmu.edu/tools/lmtool-new.html> * <http://cmusphinx.sourceforge.net/wiki/tutorialam> * <https://news.ycombinator.com/item?id=11173872> text/html 2024-07-19T08:21:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/vpn/galileo?rev=1721377304&do=diff VPN Galileo VPN PPTP/L2TP: * indirizzo server concentratore: vpn1.csgalileo.org * username e password yay -S networkmanager-l2tp networkmanager-strongswan aggiungere vpn L2TP pptp manual [connection] id=galileo uuid=97852b85-b57b-4b38-9687-d919f2820e57 type=vpn autoconnect=false permissions=user:scipio:; timestamp=1623922800 [vpn] gateway=94.230.76.2 mru=1400 mtu=1400 password-flags=0 user=xxx user-auth-type=password service-type=org.freedesktop.NetworkManager.l2tp [vpn-secr… text/html 2018-06-14T15:54:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.csgalileo.org/tips/vpn/openvpn?rev=1528991643&do=diff Openvpn Certification Autorithy Create certificate folder apt-get install easy-rsa make-cadir /etc/easy-rsa-legnago cd /etc/easy-rsa-legnago Edit vars and source vars ./clean-all ./build-dh ./pkitool --initca server certificate NAME=legnago-gw ./pkitool --pass --server $NAME # create passphrase here openssl rsa -in keys/$NAME.key -out keys/$NAME.pem # give passphrase here chmod 600 keys/$NAME.pem