[Slide] Selfhosting

Makefile

@@ -7,14 +7,10 @@ help: ## Print the help message
 # Search should not include slides separated by '***', as those are for mdp, not pandoc.
 markdown != find slides/ -maxdepth 2 -type f -name "*.md" -exec grep -LF '***' '{}' ';'
 pdfs = $(patsubst %.md, %.pdf, $(markdown))
-handouts = $(patsubst %.md, %_handout.pdf, $(markdown))
 
 $(pdfs): %.pdf: %.md
 	pandoc -t beamer -V theme:Warsaw -i $< -o $@
 
-$(handouts): %_handout.pdf: %.md
-	pandoc -t beamer -V handout -V theme:Warsaw -i $< -o $@
-
 .PHONY: pdfs
 pdfs: $(pdfs) ## Generate all pdfs (try `make -j pdfs`)
 

slides/3Dprint/3DPrint.md

@@ -1,166 +0,0 @@
-
-
-# 3D Printing
-
-***
-
-## Machine brands
-
-- Creality Ender
-- Prusa
-- Elagoo
-- Bamboo
-
-...and more
-
-Suggestion [Elagoo centauri](https://us.elegoo.com/products/centauri-carbon) - [40k](https://aldorshop.rs/proizvod/elegoo-centauri-carbon/)
-
-
-***
-
-## Main parts
-
-- Motors x,y,z
-- Buildplate (print bad)
-- Extruder
-- Bowden tube
-- Hotend
-- Nozzle
-- BL Touch
-
-***
-
-## Filamets
-
-- PLA and PLA+
-- PETG 
-- ASA/ABS
-- Resin
-
-...and other
-
-***
-
-## Filament - variations 
-
- - Dual colors
- - Shiny, glitter
- - Transparent
- - Glow in dark
- - Elastic 
- - Wood like
-
-***
-
-## Calibration and troubleshooting
-
-[guide](https://teachingtechyt.github.io/calibration.html)
-
- - bed leveling
- - line height
- - extruder tensioning
- - fillament temperature
-
-***
-
-## Modeling
-
-- Blender
-- FreeCAD
-
-... and a lot of propriatary tools
-
-***
-
-## Platforms and community
-
-- [Thingiverse](https://www.thingiverse.com)
-- [Printables](https://www.printables.com/)
-- [MyMiniFactory](https://www.myminifactory.com/)
-- [GrabCAD](https://grabcad.com/library)
-- [STL Finder](https://www.stlfinder.com/)
-
-... and much more
-
-***
-
-## Slicing
-
-- Prusa Slicer 
-- Cura 
-- Bamboo lab
-
-- Supports
-- Positioning
-
-
-***
-
-## Some techniques
-
-- Color change
-- Inserting magnets
-- Combining with other things
-    - screws
-    - marbles
-    - spinners
-    - electronics
-- Afterjobs
-    - sanding
-    - polishing
-    - coloring
-
-***
-
-## Monitoring
-
-- Builtin from vendor
-- [OctoPrint](https://octoprint.org/)
-    - OctoPi
-    - OctoPhone
-
-Note: don't expose, use home VPN, tailscale or similar
-***
-
-## Uses and projects
-
-- Fixing stuff
-- Upgrading stuff
-- Tools, skadis
-- Home appliances
-- Electronic devices (ESP, arduino, etc) 
-- Toys
-- Gifts
-
-***
-
-
-## Resources - Subreddits
-
-- r/FixMyPrint
-- r/functionalprint
-- r/3Dprinting
-- r/PrintedMinis
-- r/3dprinter
-- r/3DPrintTech
-
-***
-
-## Serbia
-
-- [DMZ forum post](https://forum.dmz.rs/t/3d-printing/417/4)
-- [Voxellab](https://voxellab.rs/)
-- [Radnja u staklencu](https://3dmarket.rs/3D/3d-stampaci/)
-
-***
-
-## Misc and upgrades
-
-- Printed parts / upgrades
-- Nozzle brush (automated cleaning)
-- Filament cleaner
-- Filament case and heataer
-- Silicone instead of springs for leveling
-- Sanding tools
-- Custom firmware upgrades
-

slides/ansible/ansible.md

@@ -1,226 +0,0 @@
----
-title: Ansible
-author: Malin
-theme: Warsaw
-colortheme: orchid
----
-
-# First: Idempotence
-
-## My Setup Script
-
-
-```sh
-# Place locale info
-echo 'LANG=en_GB.UTF-8' >> /etc/locale.conf
-/etc/default/libc-locales
-xbps-reconfigure -fy glibc-locales
-
-# Start cron service
-xbps-install -y crontab
-ln -s /etc/sv/cronie /var/service
-sv start crontab
-
-#  Add default dot files
-git clone https://gitlab.com/andonome/mkdots.git /etc/skel/.dots
-
-useradd -m ghost
-usermod -aG wheel
-
-```
-
-***
-
-> Error: no package 'cron tab'
-
-***
-
-```sh
-# Place locale info
-echo 'LANG=en_GB.UTF-8' >> /etc/locale.conf
-/etc/default/libc-locales
-xbps-reconfigure -fy glibc-locales
-
-# Start cron service
-xbps-install -y cronie
-ln -s /etc/sv/cronie /var/service
-sv start cronie
-
-#  Add default dot files
-git clone https://gitlab.com/andonome/mkdots.git /etc/skel/.dots
-
-useradd -m ghost
-usermod -aG wheel
-
-```
-
-> ...loading locales
-
-***
-
-> Error: No command 'git'
-> Error: user already exists
-
-***
-
-```sh
-# Place locale info
-echo 'LANG=en_GB.UTF-8' >> /etc/locale.conf
-/etc/default/libc-locales
-xbps-reconfigure -fy glibc-locales
-
-# Start cron service
-xbps-install -y cronie git
-ln -s /etc/sv/cronie /var/service
-sv start cronie
-
-#  Add default dot files
-git clone https://gitlab.com/andonome/mkdots.git /etc/skel/.dots
-
-useradd -m ghost
-usermod -G wheel
-
-```
-
-***
-
-> `$ cat /etc/locale.conf`
-
-```sh
-LC_COLLATE=C
-LANG=en_GB.UTF-8
-LANG=en_GB.UTF-8
-LANG=en_GB.UTF-8
-LANG=en_GB.UTF-8
-LANG=en_GB.UTF-8
-LANG=en_GB.UTF-8
-```
-
-> `$ ???`
-
-***
-
-
-```sh
-grep en_GB /etc/locale.conf || \
-    echo 'LANG=en_GB.UTF-8' >> /etc/locale.conf
-
-```
-
-***
-
-# So Ansible...
-
-
-```sh
-ansible --module-name=ping localhost
-ansible -m package -a 'upgrade=yes' localhost
-```
-
-## Lines in Files
-
-```sh
-ansible -m lineinfile -a 'line=test create=yes path=/tmp/x' localhost
-ansible -m say -a 'voice=en_GB msg="Testing"' localhost
-ansible -m say -a 'voice=en_GB msg="Testing"' localhost
-```
-
-***
-
-# More Hosts!
-
-Hark at the hosts in `~/.ssh/config`:
-
-```sh
-Host soft
-    HostName soft.dmz.rs
-    Port 2222
-	User ghost
-	IdentityFile ~/.ssh/id_rsa
-Host krov
-	HostName krov.dmz.rs
-	User malin
-Host kralizec
-	HostName dmz.rs
-	User root
-Host laka
-	HostName 192.168.0.50
-	IdentityFile ~/.ssh/id_rsa
-```
-
-***
-
-## Hosts in toml
-
-
-```toml
-[webby]
-nginx12
-
-[webby:vars]
-user=alice
-```
-
-This is easy to read, but breaks standards.
-
-***
-
-`ansible-play -i hosts.toml playbooks/mmcli`
-
-***
-
-Better to stick with standards, even if you can't read it!
-
-***
-
-Very yaml:
-
-```yml
-all:
-  vars:
-    ansible_python_interpreter: /usr/bin/python3.13
-    cow_selection: random
-    username: ghost
-    locale: Europe/Belgrade
-    libc_locale: en_GB.UTF-8 UTF-8
-  children:
-    arch:
-      children:
-        archyay:
-          hosts:
-            ratking:
-            archkube:
-            nimbus:
-    void:
-      hosts:
-        hex:
-    debian:
-      vars:
-        ansible_python_interpreter: /usr/bin/python3.12
-      hosts:
-        laka:
-        proxmox:
-
-```
-
-***
-
-`ansible-play -i hosts.yml playbooks/mmcli`
-
-***
-
-# What it Does
-
-- Installs packages
-- Copies configs *to* host
-- Fetches files *from* host
-    * Backup ssl certs
-    * Backup ssh identify keys
-
-***
-
-# Check the Repository Here!
-
-`[ $git_repo_address ]`
-
-

slides/ansible/examples/bind.yml

@@ -1,22 +0,0 @@
----
-- name: Compile BIND
-  hosts: hex
-  become: false
-  environment:
-    PATH: '{{ ansible_env.PATH }}'
-
-  tasks:
-    - name: Git pull BIND
-      ansible.builtin.git:
-        repo: https://gitlab.com/bindrpg/core.git
-        dest: "{{ ansible_user_dir }}/core"
-        clone: true
-        verify_commit: true
-        version: master
-
-
-    - name: Make BIND
-      community.general.make:
-        chdir: "{{ ansible_user_dir }}/core"
-        jobs: 3
-        target: all

slides/ansible/examples/mmcli.yml

@@ -1,27 +0,0 @@
----
-- name: Install Mermaid ASCII
-  hosts: laka
-  become: true
-
-  tasks:
-    - name: Install deps
-      ansible.builtin.package:
-        name:
-          - git
-          - golang
-          - make
-
-    - name: Ensure local src dir exists
-      ansible.builtin.file:
-        path: /usr/local/src/
-        state: directory
-        mode: '0755'
-    - name: Clone mermaid-ascii
-      ansible.builtin.git:
-        repo: https://github.com/AlexanderGrooff/mermaid-ascii.git
-        dest: /usr/local/src/mermaid-ascii/
-        update: yes
-    - name: Install mermaid
-      community.general.make:
-        chdir: /usr/local/src/mermaid-ascii/
-        target: install

slides/ansible/examples/tlmgr.yml

@@ -1,10 +0,0 @@
----
-- name: Install tlmgr
-  hosts: june
-  become: true
-
-  tasks:
-    - name: Install texlive
-      ansible.builtin.script: mintex.sh
-      args:
-        creates: /usr/local/bin/tlmgr

slides/ansible/examples/transmission.yml

@@ -1,18 +0,0 @@
----
-- name: Make crontab
-  hosts: june
-  become: true
-
-  tasks:
-    - name: Late-night transmission start
-      ansible.builtin.cron:
-        name: start transmission
-        minute: 0
-        hour: 3
-        job: /usr/bin/systemctl start transmission
-    - name: Late-night transmission end
-      ansible.builtin.cron:
-        name: stop transmission
-        minute: 0
-        hour: 6
-        job: /usr/bin/systemctl stop transmission

slides/ansible/examples/tspreed.yml

@@ -1,24 +0,0 @@
----
-- name: Install tspreed
-  hosts: october
-  become: true
-
-  tasks:
-    - name: Ensure local src dir exists
-      ansible.builtin.file:
-        path: /usr/local/src/
-        state: directory
-        mode: '0755'
-    - name: Install make
-      ansible.builtin.package:
-        name: make
-        state: present
-    - name: Clone tspreed
-      ansible.builtin.git:
-        repo: https://github.com/n-ivkovic/tspreed.git
-        dest: /usr/local/src/tspreed
-        update: yes
-    - name: Install tspreed
-      community.general.make:
-        chdir: /usr/local/src/tspreed
-        target: install

slides/go/commands.md

@@ -1,40 +0,0 @@
-## init
-
-```sh
-go mod tidy
-go mod init hello
-```
-
-## Build
-
-```sh
-go build .
-go tool dist list ## list arch
-```
-
-
-## Types
-
-int32,ing64, 
-int -> depends on arch
-rune -> utf char 
-string -> array of runes
-
-
-### Other
-
-```sh
-ldd ./hello
-ls -lah
-strip hello 
-```
-
-[online compiler](https://godbolt.org)
-
-
-### Notes
-    
- - standard lib is huge
-
- - [beginer go](https://gobyexample.com/)
- - [advanced go](https://go.dev/ref/spec)

slides/go/go.mod

@@ -1,5 +0,0 @@
-module hello
-
-go 1.24.3
-
-require github.com/radovskyb/watcher v1.0.7 // indirect

slides/go/main.go

@@ -1,62 +0,0 @@
-package main
-
-import (
-	"net/http"
-)
-
-
-type Point struct {
-	x int
-	y int
-}
-
-	type Boja int
-
-	const (
-		plava = iota //asc 
-		zuta
-		crvena
-	)
-
-	const (
-		plava = iota << 1
-		zuta // 010
-		crvena // 100
-	)
-
-	type Vektor2d struct {
-		x int
-		y int
-	}
-
-	type Vektor3d struct {
-		x ,y, z int
-	}
-
-	type(p Point) D
-
-
-	type Vektor interface {
-		Duzina() float32
-	}
-
-
-func main() {
-
-	p:= Vektor2d[
-		x:1,
-	  y:1
-	]
-
-fmt.Println(p.)
-	// web server
-
-	http.HandleFunc("/", a )
-	http.ListenAndServe(":8080", nil)
-
-}
-
-func a(w http.ResponseWriter, r *http.Request){
-	w.Write([]byte("Hello Web"))
-}
-

slides/go/main1.go

@@ -1,45 +0,0 @@
-//go:build exclude 
-package main
-
-import "fmt"
-
-func main() {
-
-	var a int 
-	var s string = "hello world " + "!!!"
-
-	var c = 5
-
-	a = a + 1
-
-	b	:= 1
-	b := []byte(a)
-	c := string(b)
-
-	_ = b
-	_ = c
-
-	fmt.Println("Hello Wordl", "qwe")
-	fmt.Println(s)
-
-	{
-		d = d
-	}
-
-	d := 5
-	f(d)
-	fmt.Println(a, "1")
-
-
-	// std lib
-	a : = []byte{1,2,3,4}
-	fmt.Println(hex.EncodeToString(a))
-
-	crypto.MD5.New()
-
-}
-
-
-func f(str *int) {
-	a=1
-}

slides/go/server.go

@@ -1,20 +0,0 @@
-//go:build exclude
-package main
-
-import (
-	"net/http"
-)
-
-func main() {
-
-	// web server
-
-	http.HandleFunc("/", a )
-	http.ListenAndServe(":8080", nil)
-
-}
-
-func a(w http.ResponseWriter, r *http.Request){
-	w.Write([]byte("Hello Web"))
-}
-

slides/go/webgo/go.mod

@@ -1,3 +0,0 @@
-module dmz
-
-go 1.25.1

slides/go/webgo/main.go

@@ -1,100 +0,0 @@
-package main
-
-import (
-	"encoding/json"
-	"html/template"
-	"fmt"
-	"net/http"
-	// "github.com/radovskyb/watcher"
-)
-
-func main(){
-	// w := watcher.New()
-	port := ":8080"
-	http.HandleFunc("/{$}", HtmlContentMiddleware(HomeHandler))
-	http.HandleFunc("/about", HtmlContentMiddleware(AboutHandler))
-	http.HandleFunc("GET /api", HtmlContentMiddleware(ApiHandler))
-	http.HandleFunc("POST /api", HtmlContentMiddleware(ApiHandler))
-	http.HandleFunc("/", NotFoundHandler)
-
-	fmt.Println("http://localhost"+port)
-	http.ListenAndServe(port, nil)
-}
-
-type handleFunc func(w http.ResponseWriter, r *http.Request) 
-
-func HtmlContentMiddleware(f handleFunc) handleFunc {
-	return func(w http.ResponseWriter, r *http.Request){
-		w.Header().Add("Content-Type", "text/html")
-		f(w,r)
-	}
-}
-
-
-func HomeHandler(w http.ResponseWriter, r *http.Request){
-
-	// data := struct{
-	// 	Name string
-	// }{
-	// 	Name: "Coja",
-	// }
-
-	temp := template.New("home")
-	temp.Parse(baseTemplate)
-	temp.Execute(w,messages)
-
-	// home := "<html><body><i>Hello world</i></body></html>"
-	// w.Header().Add("Content-Type", "text/html")
-
-	w.Write(temp)
-}
-
-func AboutHandler(w http.ResponseWriter, r *http.Request){
-	// w.Header().Add("Content-Type", "text/html")
-	w.Write([]byte("about"))
-}
-
-func NotFoundHandler(w http.ResponseWriter, r *http.Request){
-	// w.Header().Add("Content-Type", "text/html")
-	w.WriteHeader(http.StatusNotFound)
-	w.Write([]byte("404 Not Found"))
-}
-
-func ApiHandler(w http.ResponseWriter, r *http.Request){
-	w.Header().Add("Content-Type", "application/json")
-	w.WriteHeader(http.StatusNotFound)
-	// w.Write([]byte("[1,2,3]"))
-	var filteredMessages []Message
-	userParam := r.URL.Query().Get("user")
-
-	if userParam != ""{
-		for _ ,m:=range messages {
-			if userParam == m.User{
-				filteredMessages = append(filteredMessages, m)
-			}
-		}
-	} else{
-			filteredMessages = messages
-	}
-	json.NewEncoder(w).Encode(filteredMessages)
-}
-
-func NewMessageHandler(w http.ResponseWriter, r *http.Request){
-
-	var message Message
-
-	err :=  json.NewDecoder(r.Body).Decode(&message)
-	userParam := r.URL.Query().Get("user")
-
-	if err != nil{
-		w.WriteHeader(http.StatusBadRequest)
-		return
-	}
-
-	if userParam != ""{
-		w.WriteHeader(http.StatusBadRequest)
-		return
-	}
-
-	// messages.append(messages, message)
-}

slides/go/webgo/message.go

@@ -1,25 +0,0 @@
-package main
-
-type Message struct {
-	Content string
-	User string
-}
-
-var messages []Message = []Message {
-	{
-		Content: "hi",
-		User: "dmz",
-	},
-	{
-		Content: "hello",
-		User: "admin",
-	},
-	{
-		Content: "sup?",
-		User: "dmz",
-	},
-	{
-		Content: "s3nd nud3s",
-		User: "admin",
-	},
-}

slides/go/webgo/template.go

@@ -1,20 +0,0 @@
-package main
-
-var baseTemplate =`
-<html>
-	<head>
-		<title>Home</title>
-		<style>
-			p {
-				background-color: #f4f4f4;
-				border-radius: 5px;
-			}
-		</syle>
-	</head>
-	<body>
-		{{range .}}
-			<p>{{.Content}} {{.Name}}</p>
-		{{end}}
-	</body>
-</html>
-`

slides/joyous_bash/joyous_bash.md

@@ -23,7 +23,7 @@ echo blacklist pcspkr >  /etc/modprobe.d/nobeep.conf
 
 ```sh
 curl wttr.in
-curl -s wttr.in/
+curl -s wttr.in/Београд
 curl wttr.in/Moon
 ```
 
@@ -150,7 +150,7 @@ set keymap vi
 set editing-mode vi
 set show-mode-in-prompt on
 set vi-ins-mode-string "  "
-set vi-cmd-mode-string "W "
+set vi-cmd-mode-string " "
 set keymap vi
 ```