vsimko

# install required packages
sudo apt install mplayer kafkacat

# create a separate dir for the frames
mkdir frames
cd frames

# download video to vid.avi
curl -o vid.avi "http://www.engr.colostate.edu/me/facil/dynamics/files/drop.avi"

vsimko

# these libraries required corrplot 0.84, download from github
# install.packages("devtools")
# devtools::install_github("taiyun/corrplot")
library(raster)
library(corrplot)
citation("corrplot")

s <- stack("~/Work/biggis/data/data-julian/Auto150_georef.tif")
nlayers(s)
plot(s[[1]])

vsimko

How to install node-red:

mkdir mynodered
cd mynodered
yarn add --network-concurrency 1 node-red
./node_modules/.bin/node-red

vsimko

\makeatletter
\renewenvironment{thebibliography}[1]{
  \section*{\refname}%
  \@mkboth{\MakeUppercase\refname}{\MakeUppercase\refname}%
  \list{\@biblabel{\@arabic\c@enumiv}}{
    \leftmargin0pt
    \@openbib@code
    \usecounter{enumiv}
  }%
  \let\p@enumiv\@empty

vsimko

myscatter_lower <- function(data,
                            point_color = "white",
                            border_color = NA,
                            point_size = 3) {

  drawcell <- function(fx, fy, datax, datay) {

    oldpar <- par(mar = c(0,0,0,0), bg = "white")
    on.exit(par(oldpar), add = TRUE)

vsimko

# show whole messages as formatted JSON
curl -s https://stream.wikimedia.org/v2/stream/recentchange | grep data | sed 's/^data: //g' | jq .

# show only title and comment
curl -s https://stream.wikimedia.org/v2/stream/recentchange | grep data | sed 's/^data: //g' | jq '{title:.title, comment:.comment}'

vsimko

// sending-a-file-as-multipart-through-xmlhttprequest
https://stackoverflow.com/questions/9395911/sending-a-file-as-multipart-through-xmlhttprequest



// change the id `USE-YOUR-ID`
const img = document.getElementById('USE-YOUR-ID');

// extracts image data from <img> element through canvas
const canvas = document.createElement('canvas');

vsimko

• async : Nice library which among other features provides queue processing using multiple cores
• https://goldfirestudios.com/blog/136/Horizontally-Scaling-Node.js-and-WebSockets-with-Redis
• https://yarnpkg.com/en/package/node-http-proxy
• https://github.com/airbnb/javascript - airbnb's js style guide
• https://flow.org/en/docs/usage/ - using a type checker in js
• 8 non-flux strategies for react communication
• react apollo
• apollo with optimistic ui updates
• https://github.com/skale-me/skale-engine

vsimko

library(lsa)

# create some sample data in temp dir
td = tempfile()
dir.create(td)
write(c("dog", "cat", "mouse"), file = paste(td, "D1", sep = "/"))
write(c("ham", "mouse", "sushi"), file = paste(td, "D2", sep = "/"))
write(c("dog", "pet", "pet"), file = paste(td, "D3", sep = "/"))

data(stopwords_en)

vsimko

# install required stuff (you should have already installed it anyways)
pip install --user mkdocs
pip install --user mkdocs-material
sudo apt install nodejs

# clone the repo
git clone https://github.com/biggis-project/biggis-docs.git
cd biggis-docs