travelhawk

stages:
  - publish
  - deploy

variables:
  TAG_LATEST: $CI_REGISTRY_IMAGE/$CI_COMMIT_REF_NAME:latest
  TAG_COMMIT: $CI_REGISTRY_IMAGE/$CI_COMMIT_REF_NAME:$CI_COMMIT_SHORT_SHA

publish:
  image: docker:latest

travelhawk

Powershell Aliases

Add Aliases in Windows

1. Open Windows Terminal
2. Type notepad $profile
   • If doesn't exists, creates file in ~\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1
3. Add Aliases in file
   • Set-Alias <Name> <Command>

travelhawk

# Crontab for Self-Managed GitLab instance
# ----------------------------------------
# Edit with (sudo) crontab -e

## mail errors to email
MAILTO=email@domain.de

## prune unused image to reduce space
@daily docker image prune -f > /dev/null

travelhawk

Porting to WebGL in Unity3D

Porting from Desktop / UWP to WebGL comes with a lot of challenges. When I ported an application, there were many libraries and code which didn't work on WebGL. However, I found alternatives and were able to switch libraries to make it work in WebGL.

Not supported features

• System.Net namespace
• Threads are not supported (System.Threading)
• No Multithreading
• No direct access to socket
• Reflection using System.Reflection.Emit

travelhawk

https://cors-anywhere.herokuapp.com/

This API enables cross-origin requests to anywhere.

Usage:

• / Shows help
• /iscorsneeded This is the only resource on this host which is served without CORS headers.
• /<url> Create a request to , and includes CORS headers in the response.

travelhawk

Glossar

• CI/CD - Continous Integration / Continous Deployment
• DevOp - DevOps beschreibt einen Ansatz, wie die Zusammenarbeit zwischen Softwareentwicklung und IT-Betrieb verbessert werden kann
• IaaS - Infrastructure as a service
• PaaS - Platform as a service
• SaaS - Software as a service

travelhawk

# basics
alias lt="ls --human-readable --size -1 -S --classify"
alias mnt="mount | awk -F' ' '{ printf \"%s\t%s\n\",\$1,\$3; }' | column -t | egrep ^/dev/ | sort"
alias hgrep="history|grep"
alias cpuinfo="cat /proc/cpuinfo"
alias latest="ls -t -l"
alias count="find . -type f | wc -l"

travelhawk

RTMP: Real Time Messaging Protocol (TCP)

Video codecs: H.264
Audio codecs: AAC
Latency: 2 - 30 seconds

Pros: Multicast support, low buffering, wide platform support
Cons: Old codecs, somewhat low security, relatively high latency

WebRTC: Web Real-Time Communication (both UDP and TCP)

travelhawk

::Install chocolatey from https://chocolatey.org first
::Run following commands as administrator
::Update your software with choco upgrade all
cinst -y adobereader
cinst -y googlechrome
cinst -y adblockpluschrome
cinst -y skype
cinst -y 7zip
cinst -y winscp
cinst -y putty

travelhawk

# Config file /etc/vsftpd.conf using userlist and /var/www/{user} directory
#
# The default compiled in settings are fairly paranoid. This sample file
# loosens things up a bit, to make the ftp daemon more usable.
# Please see vsftpd.conf.5 for all compiled in defaults.
#
# READ THIS: This example file is NOT an exhaustive list of vsftpd options.
# Please read the vsftpd.conf.5 manual page to get a full idea of vsftpd's
# capabilities.
#