wiki - lwc

audio

Anonymous (anonymous@undisclosed.example.com) — 2025-05-19T18:03:22+00:00

Dance Diffusion * intro * github * colab Pulseaudio Equalizer * sudo apt-get install pulseaudio-equalizer starting * start with qpaeq * If this gives you There was an error connecting to pulseaudio, please make sure you have the pulseaudio dbus module loaded, exiting...

audiomoth

Anonymous (anonymous@undisclosed.example.com) — 2022-11-15T20:35:16+00:00

Interfacing * guidence on using GPIO pins * Definitions and Interrupts * Configuring Interrupts * setting GPIO pin mode (input/output/pullup on or off (see page 5) * using an external microphone

browsers

Anonymous (anonymous@undisclosed.example.com) — 2024-09-26T13:57:55+00:00

* sync Chromium with Chrome: you don't need snap if you sudo add-apt-repository ppa:xtradeb/apps -y

charts

Anonymous (anonymous@undisclosed.example.com) — 2025-01-28T21:56:30+00:00

Diagrams and Flowcharts * draw is a wrapper for Excalidraw that you can self-host * Draw demo * Reddit post from the author * Excalidraw seems simple and intuitive. Self-host or pay $6/month for their hosting (or limp by on the free version) *

chromebook

Anonymous (anonymous@undisclosed.example.com) — 2023-08-09T17:33:40+00:00

The procedure still seems a little unclear but some variation of: OBSOLETE Go into developer mode * to get into root:

* login as root. Default password is test0000 Set friendly bios flags: * t then type shell

discourse

Anonymous (anonymous@undisclosed.example.com) — 2025-11-26T14:08:00+00:00

* Discourse might be a reasonable alternative to mailman3. * guide to setup maybe for more of a mailing list feel? * maybe spend a little more time with the links below here?

diy_assembly

Anonymous (anonymous@undisclosed.example.com) — 2020-11-26T23:45:10+00:00

A Pick-and-Place machine is around $5K and doesn't include the cartridges: * http://www.ebay.com/bhp/pick-and-place The programming looks to be complex. Also you need a reflow oven. Maybe a toaster oven could be made to work, with some good PID temp control. I cheap reflow oven is about $200

docker

Anonymous (anonymous@undisclosed.example.com) — 2026-03-01T16:34:39+00:00

Workflow # First time setup: docker-compose build # Builds your custom image from Dockerfile docker-compose up -d # Starts containers using your custom image # If you change the Dockerfile later: docker-compose build # Rebuild the image docker-compose up -d # Recreate containers with new image # Or do both at once: docker-compose up -d --build

filimincs

Anonymous (anonymous@undisclosed.example.com) — 2020-11-26T23:49:41+00:00

Zingtree * embeddable widget * embedded w/ Zendesk for customers * embedded w/ Zendesk for agents Zendesk

flatpak

Anonymous (anonymous@undisclosed.example.com) — 2026-02-13T18:23:54+00:00

Setup * sudo apt update && sudo apt install flatpak flatpak-builder * flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo * get list of runtime versions: flatpak remote-ls --user flathub --runtime | grep org.freedesktop.Sdk

fpga

Anonymous (anonymous@undisclosed.example.com) — 2024-08-07T15:49:55+00:00

Alchitry Au Setup ubuntu 22.04 * prep before install: apt install libtinfo5 libncurses5 otherwise hangs at 'Generating installed device list' * if more issues check out this link * install Vivado not Vitis * choose Vivado ML Standard (not enterprise)

hugo

Anonymous (anonymous@undisclosed.example.com) — 2026-01-29T17:28:02+00:00

Adding/Editing Pages * content lives in /content/. * Each .md file becomes a page. Example: content/ about.md → /about/ artists.md → /artists/ how-it-works.md → /how-it-works/ * To add a new page, create a markdown file with front matter at the top:

kde

Anonymous (anonymous@undisclosed.example.com) — 2025-09-01T12:28:52+00:00

Keyboard Shortcuts Shortcut Function Custom? Ctrl + Meta + 3 Tile to bottom right Custom Ctrl + Meta + 1 Tile to bottom left Custom Ctrl + Meta + 9 Tile to top right Custom Ctrl + Meta + 7

kindle

Anonymous (anonymous@undisclosed.example.com) — 2024-08-30T18:14:10+00:00

Converting Kindle to ePub * installing Calibre except do the following updated instructions: * get the latest version of DeDRM * add plugin: KFX input from inside Calibre * use older version 2.3.5 of Amazon Kindle (2.3.70840) for downloading the book. Resources * handling new (2023+) format

lamp_etc

Anonymous (anonymous@undisclosed.example.com) — 2025-01-22T13:16:50+00:00

OSX Mountain Lion: http://www.coolestguidesontheplanet.com/downtown/install-and-configure-apache-mysql-php-and-phpmyadmin-osx-108-mountain-lion Set max fragment (record) size for SSL The esp8266 can accept only 4K record fragments for SSL. However the default max fragment size for SSL is 16383. Changing this setting in Apache seems to be a mystery that might require patching Apache (where?) and recompiling. An easier way is to run a reverse proxy server. Apache Traffic Server is one such op…

laser_cutter

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T01:31:31+00:00

Mirror alignment * use a red laser pointer and mirror as described here Bed * honeycomb cores (is aluminum the best choice?) *

libraries

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T01:32:03+00:00

2d animation: * pixi * openFL (check out the showcase: http://www.openfl.org/showcase/) Game engines: * phasor: uses pixi webGL: * three.js

misc

Anonymous (anonymous@undisclosed.example.com) — 2026-02-28T01:03:01+00:00

* create chart from UML language * dd stackoverflow * ddrescue tutorial Resizing a microSD image $ sudo udisksctl loop-setup -f disk.img Mapped file disk.img as /dev/loop0. $ gparted /dev/loop0 $ sudo udisksctl loop-delete -b /dev/loop0 from resize the filesystem after growing the volume example

mocap

Anonymous (anonymous@undisclosed.example.com) — 2024-01-14T22:10:57+00:00

High-level Software Tools * Adobe Character Animator Lower-level Software Tools * Libsurvive is a set of tools and libraries that enable 6 dof tracking on lighthouse and vive based systems * OpenVR is an API and runtime that allows access to VR hardware from multiple vendors * FinalIK is full body tracking

motion_tracking

Anonymous (anonymous@undisclosed.example.com) — 2023-10-26T13:00:46+00:00

Techniques ir lighting and lenses * need to keep lighting on stage low * point grey sells 120fps cams * flood stage with IR light then look for silhouettes Motion Trackers * can do realtime * typically incorporated with SteamVR * Unity seems to have support

mqtt

Anonymous (anonymous@undisclosed.example.com) — 2021-10-20T14:31:27+00:00

8266: Arduino IDE client for MQTT on 8266 * API docs Mosquitto: getting started tutorial another getting started tutorial documentation mosquitto test server mosquitto has a limit of the number of open connections as defined by ulimit -n. It defaults to 1024 but can be increased e.g. sudo ulimit -n 2048 * make the limit setting permanent by editing /etc/security/limits.conf as explained

multimedia_and_graphics

Anonymous (anonymous@undisclosed.example.com) — 2023-08-18T13:22:52+00:00

* How to create a ttf Crossfade with ffmpeg crossfade example with ffmpeg (audio and video) /opt/ffmpeg/bin/ffmpeg -i 1.mov -i 2.mov -f lavfi -i color=black -filter_complex \ "[0:v]format=pix_fmts=yuva420p,fade=t=out:st=4:d=1:alpha=1,setpts=PTS-STARTPTS[va0];\ [1:v]format=pix_fmts=yuva420p,fade=t=in:st=0:d=1:alpha=1,setpts=PTS-STARTPTS+4/TB[va1];\ [2:v]scale=1920x1080,trim=duration=7[over];\ [0:a]afade=t=out:st=4:d=1[a0];\ [1:a]afade=t=in:st=0:d=1[a1];\ aevalsrc=0:d=4[s1];\ [s1][a1]concat=n…

mysql

Anonymous (anonymous@undisclosed.example.com) — 2021-08-24T19:36:18+00:00

Resetting Password If you get 524 (HY000): Plugin 'auth_socket' Is Not Loaded type into MySql update user set plugin="mysql_native_password"; flush privileges; MariaDB hangs run as sudo: echo "/usr/sbin/mysqld { }" > /etc/apparmor.d/usr.sbin.mysqld apparmor_parser -v -R /etc/apparmor.d/usr.sbin.mysqld systemctl restart mariadb

osx

Anonymous (anonymous@undisclosed.example.com) — 2025-08-12T22:41:59+00:00

Keyboard shortcuts: ⇧⌥⌘V paste as plain text ⇧⌘. in an open/save dialog box, shows hidden files ⌘⇧ go to parent directory Fn-Control-Left Arrow Move Window to Left Half Fn-Control-Right Arrow

pwiwigo

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T04:43:28+00:00

* php error display is controlled inside pwiwigo. include/common.inc.php reads on line 101 if 'show_php_errors' is set. You can set/unset 'show_php_errors in include/config_default.inc.php

raspberry_pi

Anonymous (anonymous@undisclosed.example.com) — 2022-11-17T12:43:02+00:00

Swap: $ dd if=/dev/zero of=/path/to/swapfile bs=1M count=1024 # For 1GB swap file. Wouldn't fallocate -l 1G /swapfile be better? $ sudo chmod 600 /swapfile # optional $ mkswap /path/to/swapfile $ swapon /path/to/swapfile From http://raspberrypi.stackexchange.com/questions/70/how-to-set-up-swap-space

scripts

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T13:45:47+00:00

* serveit.py: Python simpleHTTPServer without any caching

shellhub

Anonymous (anonymous@undisclosed.example.com) — 2024-01-01T20:07:46+00:00

Shellhub is an open source alternative to Dataplicity. Run the Shellhub host on a host computer then run the agents on the remotes. Host * if you are already running ssh on the host you'll need to create (or add to) a .env.override file SHELLHUB_SSH_PORT=

signal_processing

Anonymous (anonymous@undisclosed.example.com) — 2022-12-27T12:05:56+00:00

fourier analysis * overview/tutorial with numpy & scipy * anaylyzing frequency components with scipy and fftpack wavelet analysis * continuous processing wavelet analysis reading files * read csv files with numpy plotting * setting ranges on axes * colormapping plots spectrogram * plotting a spectrogram with matplotlib (reference) * plotting a spectrogram with matplotlib (example) filters * implementing a software butterworth filter

slack

Anonymous (anonymous@undisclosed.example.com) — 2025-03-19T23:57:25+00:00

SlackDump * dump all of slack contents including private channels and DMs * * installed and tested on server hosting this wiki

sound_card

Anonymous (anonymous@undisclosed.example.com) — 2023-11-15T19:22:12+00:00

* get list of alsa soundcards: cat /proc/asound/cards * restart alsa: pulseaudio -k && sudo alsa force-reload * get a list of soundcards: aplay -l * blacklist a soundcard: * get the driver name: cat /proc/asound/modules * inside /etc/modprobe.d

start

Anonymous (anonymous@undisclosed.example.com) — 2020-11-26T23:07:24+00:00

Home of Linux/Web/Computer

touchdesigner

Anonymous (anonymous@undisclosed.example.com) — 2024-09-04T19:08:57+00:00

101 * RH dialog called the parameters dialog Operators * TOPS: Texture operators --- images and pixel data * CHOPS: channel operator: manipulate channels or sequences of numbers * SOPS: Surface operators --- polygons, spheres, etc. (models?)

tune_out_tune_in

Anonymous (anonymous@undisclosed.example.com) — 2020-11-27T04:42:54+00:00

* http://coffitivity.com/ * http://www.rainymood.com/

unreal

Anonymous (anonymous@undisclosed.example.com) — 2024-01-14T22:04:11+00:00

* mesh to metahuman * livelink face app for motion capture (iOS) * fire app and connect to unreal * look up animation blueprint

web_hosts

Anonymous (anonymous@undisclosed.example.com) — 2021-11-11T11:55:26+00:00

Digital Ocean * get droplet name from IP

wine

Anonymous (anonymous@undisclosed.example.com) — 2021-06-29T03:50:13+00:00

* Wechat for Windows

wordpress

Anonymous (anonymous@undisclosed.example.com) — 2025-09-12T14:05:26+00:00

Plugins for Facebook Like and Share buttons name/link comments