• meetup presentations

• educational purposes

  • all code in working state
  • "run on your own machine"
  • easier preparation (or lack of it)

• writing interactive tutorials

• challenge

• tool for viewing presentations written in markdown like format
  • markdown - easy to read
• slides are written in text friendly format and follow all standard markdown rules (with some additions)
• easy to run
• primarily for presentations + code
  • inlined of linked code
• tutorials
  • run/experiment on your machine

• view presentation in browser
• text format
  • git friendly
• run the code (any language) directly from presentation
  • run complex examples
• standard header/footer options
• fully customizable (settings and css/js customizations)
• live share (as a help in large rooms) / remote watching*
• easy share presentations
  • share on github, run with link
• print friendly (chromium browsers)

• existing tools
  • golang.org/x/tools/present
  • https://jupyter.org/
  • google slides
  • ...

Live view

github.com/oktalz/present

Installation

Use the following command to download and
install this tool:

go install github.com/oktalz/present@latest

go install github.com/oktalz/present@v1.0.0

Binaries

present --help

• enter folder, type present
  • program should read all files and start web server on port 8080 (default)
    • port can be customized (see present.env file)
• run present -d /path/to/files
• run present -g github.com/oktalz/present -d examples/showcase
  • for gitlab.com and github.com project url is detected,
  • for others use full path
    -g https://github.com/oktalz/present.git

### title
- text that is **Bold**, *Italics*, `highlighted`, ~strikethrough~
  - random point
- :speech_balloon: :thought_balloon: :warning: :construction:
.transition
- 😂 ⭐ ❗ 🔥 👍

title

• text that is Bold, Italics, highlighted, strikethrough
  • random point
• 💬 💭 ⚠️ 🚧
• 😂 ⭐ ❗ 🔥 👍

simple transition

topic one
topic two

projects written in Go

	Docker		CockroachDB
	Kubernetes		Etherium blockchain

• can be a bit complex to setup (at first)

• any html style formatting is possible
  • custom styling of span, div, blocks (div)
  • existing styling can be overridden
• use svh and svw for font size (and in general)

.{text-shadow: 0 0 3px #FFFFFF, 0 0 15px #000000;}(**HTML**)

HTML

.css{
  text-shadow: 0 0 3px #FFFFFF, 0 0 15px #000000;
  font-size: 10svh;
  color: blue;
}
**DORS/CLUC**
.css.end

.template{TITLE}
.header
.div{margin-left: 3svw;}(##  {{.}})
<hr>
.header.end
.footer
.div{position: absolute; left: 91svw;}(.image(icon.png 8svw:))
.footer.end

.template{FROM_TO}(From,To)
{{.From}}:{{.To}})
.template.end

.FROM_TO{From}(10){To}(20)

• editable
• inline or imported from file
• run in tmp or in specific folder
• partially shown (with edit option)
• response seen in presentation in terminal

.cast.edit.save(main.go).run(go run .).before(go mod init x)

package main

import (
    "fmt"
)

func main() {
    fmt.Println("hello DORS/CLUC 30")
}

.cast.stream.edit.save(main.go).run(go run .).show(9:11)

  fmt.Println("hello")
  time.Sleep(3 * time.Second)
  fmt.Println("world")

.cast.stream.edit.save(script.sh).run(sh script.sh)

date
echo "Hello DORC/CLUC"

• pick 🐱 or 🐶 (click with mouse)
  🐱 🐶

graph LR;
   subgraph K8s
        API
    end

   subgraph ControllerSG[Ingress Controller]
        K8sInformers

        subgraph LoopSG[Event Loop]

                Event{Event}
                Event --> K8sEV[k8s event]
                K8sEV --> Storage[Storage + Runtime]
                Storage --> Loop
                Event --> Command
                Command --> Config[Update configuration]
                Config --> Loop
                Loop --> Event
        end
   end

   API --> K8sInformers
   K8sInformers --> Event

.block.path(graphs).source(k8sIC.mermaid).lang(mermaid)

.css{width: 100svw; height: 75svh; overflow: hidden; font-size: 4svh!important;}
.block.path(graphs).source(scheduler.d2)
.css.end

• viewers do not see admin executions of code
• browser based editing
• tests :)
• animations (native)
• performance