Galileo Labs

esphome

Anonymous (anonymous@undisclosed.example.com) — 2021-07-06T05:26:41+00:00

ESPHOME ESP32 cam * rtsp into esp32cam progress #!/bin/sh TOKEN=... PAYLOAD="{\"directive\": {\"header\": {\"namespace\": \"Alexa.Discovery\", \"name\": \"Discover\", \"payloadVersion\": \"3\", \"messageId\": \"8db404f7-f5a1-495e-9a30-3a8af3bf94e0\"}, \"payload\": {\"scope\": {\"type\": \"BearerToken\", \"token\": \"...\"}}}}" curl -q -X POST \ -d "$PAYLOAD" \ -H "Authorization: Bearer $TOKEN" \ -H "Content-Type: application/json" \ http://localhost:8123/api/alexa/smart_home | j…

docs

Anonymous (anonymous@undisclosed.example.com) — 2017-05-04T15:45:54+00:00

WAMP Concepts A Crossbar.io node is a single instance of the Crossbar.io software running in a specific node directory There are two types of processes running within a Crossbar.io node: * one process controller * multiple workers Workers:

zabbix

Anonymous (anonymous@undisclosed.example.com) — 2021-08-02T09:22:06+00:00

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

lxd

Anonymous (anonymous@undisclosed.example.com) — 2019-11-19T18:12:12+00:00

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

docker

Anonymous (anonymous@undisclosed.example.com) — 2023-04-19T06:08:36+00:00

docker install apt-get install -y ca-certificates curl gnupg lsb-release curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \ $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null apt update apt-get install -y docker-ce docker-ce-cli container…

3dprinter

Anonymous (anonymous@undisclosed.example.com) — 2022-01-23T14:31:23+00:00

3D printer Resources * hotend change * mount heatbreak and nozzle touching toghether and with 0.5mm gap between head and nozzle * preheat hotend at ABS temp * fix nozzle with 1nm torque * E3D V6 assembly * temperature tower * set combing mode to off z offset: subtract 0.25 to A4 paper without friction and without warm up

atom

Anonymous (anonymous@undisclosed.example.com) — 2017-10-15T18:32:21+00:00

Atom IDE download and install update /usr/local/bin/atom-update #!/bin/bash wget -q https://github.com/atom/atom/releases/latest -O /tmp/latest MATCHEDROW=$(awk -F '[<>]' '/href=".*atom-amd64.deb/' /tmp/latest) LATEST=$(echo $MATCHEDROW | grep -o -P '(?<=href=").*(?=" rel)') VER_LATEST=$(echo $MATCHEDROW | rev | cut -d"/" -f 2 | rev | sed 's/v//g') VER_INST=$(dpkg -l atom | tail -n1 | tr -s ' ' | cut -d" " -f 3) if [ "$VER_LATEST" != "$VER_INST" ]; then wget --progress=bar -q "https:…

dac

Anonymous (anonymous@undisclosed.example.com) — 2016-07-27T18:00:30+00:00

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

ionic

Anonymous (anonymous@undisclosed.example.com) — 2017-08-07T11:54:45+00:00

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

homeassistant

Anonymous (anonymous@undisclosed.example.com) — 2022-07-08T08:19:05+00:00

Home Assistant homeassistant domotic * home assistant * raspberry * Install * example 1 * pip3 install urllib3==1.20 --upgrade --target ~/.homeassistant/deps/ (telegram notify solved) upgrade pip install -U homeassistant and after restart home assistant with fabric * hass sudo apt install python3 python3-venv incron mc python3-dev libffi-dev libssl-dev python3 -m ve…

galileo

Anonymous (anonymous@undisclosed.example.com) — 2024-07-19T08:21:44+00:00

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…

loadbalancing

Anonymous (anonymous@undisclosed.example.com) — 2024-12-12T14:45:35+00:00

MetalLB come loadBalancer La pagina ufficiale dell'installazione: Ho eseguito l'operazione preliminare “If you’re using kube-proxy in IPVS mode, since Kubernetes v1.14.2 you have to enable strict ARP mode.” Edito la configMap di kube-proxy:

iotaiuto

Anonymous (anonymous@undisclosed.example.com) — 2020-08-21T08:31:42+00:00

IOTAIUTO PANORAMICA E PRINCIPI GENERALI # LA STRUTTURA DI QUESTA GUIDA SI ARTICOLA IN: # 1. risorse HW utilizzate # 2. passi necessari a rendere operativa ciascuna di esse # IL ROUTER ANDRA' CONFIGURATO AFFINCHE' A OGNI DEVICE SIA ASSEGNATO UN IP-ADDRESS-FISSO # NEL RANGE 192.168.1.221 - 192.168.1.240

univr

Anonymous (anonymous@undisclosed.example.com) — 2023-04-12T07:18:08+00:00

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

tridactyl

Anonymous (anonymous@undisclosed.example.com) — 2025-05-25T08:22:51+00:00

Tridactyl Tridactyl Cheat Sheet Tridactyl is a Firefox WebExtension that brings Vim-like keybindings and commands to your browser, allowing for highly efficient keyboard-only navigation. Here's a cheat sheet covering some of the most common and useful commands:

zfs

Anonymous (anonymous@undisclosed.example.com) — 2023-01-18T10:22:24+00:00

zfs libvirt ZFS apt install zfsutils-linux sudo zfs list create filesystem 'lab' on 'LXD' pool sudo zfs create LXD/lab sudo zfs set mountpoint=/lab LXD/lab sudo zfs destroy LXD/lab create pool Pool can be created on disk or partition. In case of partition this is an example

mycroft

Anonymous (anonymous@undisclosed.example.com) — 2021-12-15T12:10:31+00:00

Assistente vocale Mycroft Installazione * Scaricare * Estrarre lo zip * Flashare il file .img sulla sd del raspberry (si può usare balena etcher) * Aprire terminale nella partizione rootfs della scheda sd: sudo nano /etc/wpa_supplicant/wpa_supplicant.conf

python

Anonymous (anonymous@undisclosed.example.com) — 2022-08-06T06:10:09+00:00

Python type hints cheat sheet (python 3.9+) from typing import Optional, Callable, Match, MutableMapping, Mapping x: int = 1 x: float = 1.0 x: bool = True x: str = "test" x: bytes = b"test" x: list[int] = [1] x: set[int] = {6, 7} x: dict[str, float] = {"field": 2.0} x: tuple[int, str, float] = (3, "yes", 7.5) x: tuple[int, ...] = (1, 2, 3) x: Optional[str] = some_function() x: Callable[[int, float], float] = f # User-defined classes are valid as types in annotations x: MyClass = MyClass() …

motorizzazione

Anonymous (anonymous@undisclosed.example.com) — 2019-03-19T14:52:10+00:00

Motorizzazione Motorizzazione uses cisco anyconnect VPN, available in linux with openconnect. credenziali Credenziali VPN: For Municipalities (Local Police) username begins: COM.xxxxxxxxxxxx For Police, the State Police and other police forces VPN credentials are not provided. Therefore we must try to request them to CED Interagency Ministry.

cordova

Anonymous (anonymous@undisclosed.example.com) — 2015-02-19T16:10:57+00:00

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

minikube

Anonymous (anonymous@undisclosed.example.com) — 2021-09-28T12:42:13+00:00

MiniKube Install Minikube on ubuntu Install minikube curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 sudo install minikube-linux-amd64 /usr/local/bin/minikube Install Kubectl curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl" sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl

video

Anonymous (anonymous@undisclosed.example.com) — 2020-09-02T13:59:46+00:00

Video TIPS Getting INFO avprobe 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

zsh

Anonymous (anonymous@undisclosed.example.com) — 2018-11-05T09:38:35+00:00

Z shell keys * CTRL + U: this will clear the entire line install sudo apt install -y zsh sh -c "$(curl -fsSL https://raw.githubusercontent.com/robbyrussell/oh-my-zsh/master/tools/install.sh)" chsh -s $(which zsh) plugins git clone git://github.com/zsh-users/zsh-autosuggestions $ZSH_CUSTOM/plugins/zsh-autosuggestions

googlehome

Anonymous (anonymous@undisclosed.example.com) — 2018-06-21T17:31:16+00:00

GOOGLE HOME * Create a new project in the console * Specify project name and country * Now you get a new project to the cloud console. Here you get a new project_id. * Enable HOMEGRAPH API to the new project. * Generate a new API key (the same Api key of api

iotaiuto_skill

Anonymous (anonymous@undisclosed.example.com) — 2020-10-01T09:34:20+00:00

iotaiuto skill Flusso dati ogni comando che arriva da alexa si traduce in una richiesta verso la skill 'iotaiuto' (metodo event_handler) il cui payload è: * event * context in particolare event contiene awstoken (estratto dalla funzione get

liberidicomunicare

Anonymous (anonymous@undisclosed.example.com) — 2022-10-19T06:51:49+00:00

openedx * liberi di comunicare * user: stefano.scipioni@csgalileo.org * pass: e.... * ssh ubuntu@10.45.103.201 documentazione Installazione Requisiti: docker, libyaml-dev $ systemctl start docker $ pip install tutor[full] $ tutor local quickstart Account amministratore:

fluid

Anonymous (anonymous@undisclosed.example.com) — 2015-03-30T13:44:48+00:00

Fluid * Create a cube and set it to physics -> fluid -> domain * Create an object inside cube and set it to physics -> fluid -> fluid * On domain click to physics -> bake button /lab/blender/fluid bake.py import bpy import sys from bpy.app.handlers import persistent #@persistent def do_bake(): for scene in bpy.data.scenes: for object in scene.objects: for modifier in object.modifiers: if modifier.type == 'FLUID_SIMULATION': if …

redis

Anonymous (anonymous@undisclosed.example.com) — 2017-11-07T12:44:32+00:00

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

locale

Anonymous (anonymous@undisclosed.example.com) — 2018-02-08T16:12:26+00:00

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 <

server

Anonymous (anonymous@undisclosed.example.com) — 2022-03-23T13:21:51+00:00

Ubuntu Server apt purge --auto-remove -y snapd squashfs-tools friendly-recovery apport at modemmanager apt purge --auto-remove -y unattended-upgrades apt purge --auto-remove -y apparmor ufw sudo systemctl disable apt-daily-upgrade.timer sudo systemctl mask apt-daily-upgrade.service sudo systemctl disable apt-daily.timer sudo systemctl mask apt-daily.service grep -q menu-complete /etc/inputrc if [ $? = 1 ]; then cat >> /etc/inputrc <

xenial

Anonymous (anonymous@undisclosed.example.com) — 2017-08-05T16:35:10+00:00

Xenial bootable USB Create usb bootable from iso cp xenial.iso xenial-copy.iso isohybrid xenial-copy.iso dd if=xenial-copy.iso of=/dev/sd? ssh See Re-enable ssh-dss key in /etc/ssh/sshd_config PubkeyAcceptedKeyTypes=+ssh-dss ~/.ssh/config

turbolevo

Anonymous (anonymous@undisclosed.example.com) — 2022-04-24T08:14:12+00:00

turbolevo canbus * canbus basic * exploring canbus * canbus esp32 project * tutorial * transreceiver SN65HVD230 datasheet example ESP32 project * transreveiver TJA1050T: datasheet * firmware * * BMS Same port charge and discharge balance PCM for 36V * B-: Connect to the negative pole of the battery pack * P-: No Connect * C-: Connect to the negative electrode of charge and discharge

airmouse

Anonymous (anonymous@undisclosed.example.com) — 2022-03-31T16:28:08+00:00

airmouse / gyro Siti componenti: * * * Chip con supporto nativo di: * circuitpython * usb HID * bluetooth HID * pin analogici con resistenze pullup/pulldown Esempio: nrf52 * Connettore USB type-C * Giroscopio mpy6050 attaccato al chip tramite I2C

autofs

Anonymous (anonymous@undisclosed.example.com) — 2017-05-15T07:50:13+00:00

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

blender

Anonymous (anonymous@undisclosed.example.com) — 2025-05-20T15:23:18+00:00

Blender 2.9 shortcuts * SHIFT z: switch wireframe and object mode * f: fill faces or edges between edges or vertex * a: select all * ALT+a: select nothing * c: circle select * b: box select * SHIFT+b: zoom to box * SHIFT+s: cursor move or selection move

cvat

Anonymous (anonymous@undisclosed.example.com) — 2020-09-09T10:04:29+00:00

CVAT Istruzioni per l' accesso al programma: * Andare con chrome su * luca * entrare come utente “luca” e password “lucaguiotto” * cliccare su “ocr-11” → Jobs (quando finito passare a ocr-14) * toli * entrare come utente “toli” e password “tolitoli”

fdf

Anonymous (anonymous@undisclosed.example.com) — 2021-02-26T18:28:34+00:00

FDF Dato un modello pdf e un file in formato FDF viene creato il documento pdf utilizzando pdftk %FDF-1.2 1 0 obj <> /Fields[ <> <> <> <> <> <> <> <> <> <> <

git

Anonymous (anonymous@undisclosed.example.com) — 2019-03-13T08:30:05+00:00

GIT credentials and config machine git.csgalileo.org login blabla password blabla [user] name = Stefano Scipioni email = blabla [core] autocrlf = input #safecrlf = true editor = vim [http] sslverify = false [alias] co = checkout ci = commit st = status br = branch hist = log --pretty=format:\"%h %ad | %s%d [%an]\" --graph --date=short type = cat-file -t dump = cat-file -p [push] default = simple [color] ui = auto

gstreamer

Anonymous (anonymous@undisclosed.example.com) — 2023-11-16T10:42:53+00:00

gstream jetson orin native URL=rtsp://192.168.1.1:7447/IFnqNlmdfTQxDOWV #URL=rtsp://192.168.2.35:7447/60e1a6425a20203019f719aa_1 gst-launch-1.0 rtspsrc location=$URL protocols=tcp latency=0 ! rtph264depay ! queue ! h264parse ! nvv4l2decoder ! nvvideoconvert ! autovideosink

jibri

Anonymous (anonymous@undisclosed.example.com) — 2022-07-14T15:08:24+00:00

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

k80

Anonymous (anonymous@undisclosed.example.com) — 2024-07-19T05:36:27+00:00

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 | |…

proxmox

Anonymous (anonymous@undisclosed.example.com) — 2025-10-29T07:10:43+00:00

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'

rocm

Anonymous (anonymous@undisclosed.example.com) — 2026-02-15T07:33:08+00:00

References: - - - This report outlines the deployment of the Ollama LLM runtime on Arch Linux specifically tailored for the AMD Ryzen AI Max+ 395 APU. The primary focus is optimizing performance by leveraging the integrated Radeon 8060S iGPU through the

ssl

Anonymous (anonymous@undisclosed.example.com) — 2025-11-21T08:11:09+00:00

SSL certificates ssl certificates letsencrypt letsencrypt certification authority is free, automated and open. letsencrypt staging get ca certificate and use with curl API_HOST=sso.csgalileo.org echo quit | openssl s_client -showcerts -servername "$API_HOST" -connect "$API_HOST":443 > cacert.pem curl --cacert cacert.pem https://sso.csgalileo.org/ .

Anonymous (anonymous@undisclosed.example.com) — 2022-04-12T06:07:33+00:00

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

vgpu

Anonymous (anonymous@undisclosed.example.com) — 2021-07-23T13:12:01+00:00

vgpu host * TESLA T4 NVIDIA Corporation TU104GL * you must ensure that the SR-IOV SBIOS setting is enabled on the server. into host sudo apt install build-essential echo 'blacklist nouveau' | sudo tee -a /etc/modprobe.d/blacklist.conf sudo reboot

syntax

Anonymous (anonymous@undisclosed.example.com) — 2021-03-04T17:35:19+00:00

Formatting Syntax DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing

jetsonnano

Anonymous (anonymous@undisclosed.example.com) — 2023-11-16T07:39:23+00:00

Nvidia Jetson Nano * * interesting projects * cameras * camera search engine remove desktop apt remove -y ubuntu-desktop apt remove -y gnome-* apt remove -y chromium-browser chromium-codecs-ffmpeg-extra apt remove -y libreoffice* docker.io thunderbird bluez* apt remove -y libnvinfer-samples # remove snap systemctl stop snapd apt remove --purge --assume-yes snapd gnome-software-plugin-snap rm -rf /var/cache/snapd/ apt autoremo…

shinobi

Anonymous (anonymous@undisclosed.example.com) — 2018-04-03T11:19:55+00:00

Shinobi Install Install nodejs ... Install mariadb or mysql Install ffmpeg sudo apt-get install -y software-properties-common sudo add-apt-repository -y ppa:jonathonf/ffmpeg-3 -y sudo apt update -y && sudo apt install ffmpeg libav-tools x264 x265 -y

seamless

Anonymous (anonymous@undisclosed.example.com) — 2015-09-17T12:52:02+00:00

Seamless Windows RDP RemoteAPP Windows remote (guest) * reference * Activate remote connections * Install dot net runtime * Install remoteapptool * Activate allowlist for remoteapps with this regedit file


Windows Registry Editor Version 5.00


[HKEYLOCAL



virtualization
Anonymous (anonymous@undisclosed.example.com) — 2020-05-20T18:40:00+00:00
Virtualization

Virtualbox

	* Use virtio network driver
	* Use SATA driver for storage (no virtio available)
	* Use host only network and assign static IP to guest
	* In “User Interface” hide minitoolbar
	*  Add printers with address below and with generic MS Publisher Imagesetter driver


vscode
Anonymous (anonymous@undisclosed.example.com) — 2025-09-13T19:44:38+00:00
vscode

Visual Studio Code Editor

base settings


sudo apt install fonts-firacode
paru -S ttf-fira-code



{
    "editor.fontSize": 16,
    "editor.fontFamily": "Fira Code",
    "editor.fontLigatures": true,
    "window.zoomLevel": 1.5,
    "editor.tabSize": 4,
    "editor.insertSpaces": true,
    "python.formatting.provider": "black"
}


virtualization
Anonymous (anonymous@undisclosed.example.com) — 2016-01-13T10:10:43+00:00
Android Virtual Machine

Download live and installation iso image

	* Enable Intel VT-X or AMD-V in bios configuration
	* OS Type: Linux 2.6/3.x/4.x
	*  Sound device: change to Sound Blaster 16. ICH AC97 will not work. (if you have a solution, let us know) 
	*


videoediting
Anonymous (anonymous@undisclosed.example.com) — 2019-09-25T11:29:25+00:00
Blender Video Editor

Concepts

There are n channels: channel 0 is seen in top of other, channel with major number is seen in top of others.

Stripes

Edit strip -> Blend -> Over Drop
Edit strip -> Image Offest -> X,Y

Select strip and Add -> Effect strip


postgres
Anonymous (anonymous@undisclosed.example.com) — 2019-03-13T08:55:36+00:00
Postgres

Install

container xenial 16.04 (optional)


lxc image copy images:ubuntu/xenial/amd64 local: --alias xenial
lxc launch xenial postgres
lxc exec postgres bash



sudo apt install postgresql


eventually open network for remote connections


listen_addresses = '*'


panda3d
Anonymous (anonymous@undisclosed.example.com) — 2015-04-11T07:27:02+00:00
Panda3D

Install from sources


sudo apt-get install build-essential bison flex python-dev \
 freeglut3-dev libglu1-mesa-dev libfreetype6-dev libosmesa6-dev \
 libgtk2.0-dev libpng12-dev libjpeg-dev libtiff5-dev libxft-dev libssl-dev \
 libeigen3-dev libswscale-dev fftw-dev libgles1-mesa-dev libgles2-mesa-dev \
 libgegl-dev libode-dev libopenal-dev  libxxf86dga-dev \
 libavcodec-dev libavdevice-dev libavfilter-dev libavformat-dev \
 libavifile-0.7-dev libavutil-dev

# libbullet-dev


install
Anonymous (anonymous@undisclosed.example.com) — 2018-06-13T07:06:49+00:00
opencv install

android studio

integrate opencv in android studio project

linux

prereq: ubuntu 16:04 or 18:04


sudo apt-get install -y build-essential cmake
# GUI (if you want to use GTK instead of Qt, replace 'qt5-default' with 'libgtkglext1-dev' and remove '-DWITH_QT=ON' option in CMake):
sudo apt-get install -y libvtk6-dev libgtkglext1-dev 

# GUI qt
# sudo apt install -y qt5-default

# Media I/O:
sudo apt-get install -y zlib1g-dev libjpeg-dev libwebp-dev libpng-dev libtiff5-dev libjasper…


linux
Anonymous (anonymous@undisclosed.example.com) — 2016-05-29T14:56:17+00:00
Radxa Linux

Download image and LinuxUpgradeToolv1.21

# format
sudo upgradetool lf 

upload image

sudo upgradetool uf rockprorabian1507252ce6708nand.img


custom rabian

	* 
	* 


apt-get install qemu binfmt-support qemu-user-static
sudo apt-get install git-core flex bison build-essential gcc-arm-linux-gnueabihf libncurses5-dev zlib1g-dev sharutils lzop


monitor
Anonymous (anonymous@undisclosed.example.com) — 2016-05-13T12:33:50+00:00
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
...


kinectv2
Anonymous (anonymous@undisclosed.example.com) — 2015-05-09T06:06:29+00:00
Kinect

device

/etc/udev/rules.d/90-kinect2.rules


# ATTR{product}=="Kinect2"
SUBSYSTEM=="usb", ATTR{idVendor}=="045e", ATTR{idProduct}=="02c4", MODE="0666"
SUBSYSTEM=="usb", ATTR{idVendor}=="045e", ATTR{idProduct}=="02d8", MODE="0666"
SUBSYSTEM=="usb", ATTR{idVendor}=="045e", ATTR{idProduct}=="02d9", MODE="0666"


zfs-on-root
Anonymous (anonymous@undisclosed.example.com) — 2018-03-09T09:57:26+00:00
Ubuntu on ZFS root

zfs ubuntu

	* 

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


systemd
Anonymous (anonymous@undisclosed.example.com) — 2024-06-04T13:00:28+00:00
Systemd


systemctl status


show running units


systemctl


show available unit files


systemctl list-unit-files


enable unit


systemctl enable name.service


start unit


systemctl start name


after change unit file


systemctl daemon-reload


glusterfs
Anonymous (anonymous@undisclosed.example.com) — 2022-08-30T15:52:51+00:00
glustefs

volume types:

	*  distributed: more space, no redundancy
	*  replicated: redundancy
	*  dispersed:
	*  distributed replicated
	*  distributed disperded

distribute replicate

troubles

	* peer rejected