Archive of my posts | Stefan's Blog

2023

Migrate from MySQL to PostgreSQL (Rails)

rails postgresql
Rails 7.1 - migrate from secrets.yml to credentials.enc.yml [Short]

rails
China trip 2023: internet and payment situation and app recommendation

china
Best 23 Cycling apps & links

bike
Dev-Links #22 - Ops/DevOps/SRE links

devops links
Dev-Links #21 - Ruby & Rails

ruby tools links
Dev-Links #20 - Development process links & Software tools

tools links
Retrofitting a DI2 hydraulic on my road bike

bike
Rails Mrsk Deployment - Migrating from Ansible-Capistrano like to Single-Host Docker deployment using Mrsk

rails docker devops
Rails: Cleanup after a big rewrite - find unused views, Javascript assets, routes, translations, Ruby files

rails vite
Rails 7 review and Rails 7.1 preview - presentation slides from Ruby User Group Frankfurt

rails ruby presentation

2022

Rails 7.1 preview of new features

rails ruby
Migrating from (Rails) Webpack(er) to Vite

rails javascript webpacker vite
Bike build update: Aliexpress build after 3,000 km - The good, the bad, the ugly

bike
Dev-Links #19 - Ruby + JS

ruby tools javascript links
Bike build: New All-Road bike (Sourced mostly from Aliexpress)

bike
My Web Stack For 2022 - Rails + Inertia + Vue3 + Tailwind

ruby rails vue javascript

2021

Dev-Links #18 - Ruby / Rails

ruby rails links
Dev-Links #17 - (N)Vim

vim links
Quickly Migrate off Rails-assets.org - Vendor all source files

rails javascript
Improving Typescript experience in Rails by generating a Typescript schema from Rails models (with enums and associations)

rails typescript javascript
Dev-Links #16 - Devops/Server links

devops links
Dev-Links #15 - JS & Tools/Software

javascript vue tools links
Dev-Links #14 - Ruby/Rails

ruby rails links
Previewing Rails 7 upcoming changes

rails ruby
Bike Accessories bought on Aliexpress - Part 2 - Bags, Accessories & Lights

bike
Bike Accessories bought on Aliexpress - Part 1 - Clothes

bike
Growing Rails - Utilizing Form Models for complex validations or side effects

rails ruby
Endless Scroll / Infinite Loading with Turbo Streams & Stimulus

rails stimulus js
Dev-Links #13 Ruby/Rails

ruby rails links
Dev-Links #12 - JS/Frontend & development process

javascript devops
Dev-Links #11 - Ruby/Rails/Software links for december/january

ruby tools links

2020

Dev-Links #10 - Ruby/Rails links

ruby links
Free SaaS simple billing system on Google Sheets with Print-To-Pdf (Apps Script)

saas business
Dev-Links #8 - Ops & stuff

devops links
Rails - Custom copy per customer / user through I18n

rails
PostgreSQL (Rails) - Reverse search (tagging, subscription)

postgresql rails
Dev-Links #8 - Rails

ruby tools links
Developer Links oct - Javascript

ruby tools links
Developer Links oct - Ruby & Software

ruby tools links
Internationalize a medium Rails App with Vue frontend effectively with tooling

rails vue
Migrating IPConfig mail accounts and passwords to Mailinabox

server mailinabox
Developer Links VI - mostly Ruby stuff found over the summer

ruby tools links
Developer Links Season 2, Issue 5

ruby tools links
Developer Links Season 2, Issue 4

ruby tools links
Developer Links Season 2, Issue 3

ruby tools links bike javascript
Developer Links Season 2, Issue 2

ruby tools links
Developer Links Season 2, issue 1

ruby tools links german

2019

Simple but realistic Elasticsearch load test before deploying

elasticsearch ruby hetzner
Integrating Javascript/Vue I18n into Rails missing/auto translate pipeline

rails javascript webpacker
Sentry Error Tracking Part II: Integration with Rails, Webpacker source maps and release deploy

sentry rails
Sentry Error Tracking Part I: Self hosted docker and SAML/Mattermost integration

sentry rails webpacker server docker
Migrating Gitlab Omnibus instance to new server

gitlab devops
Upgrading to Rails 5.2 (6.0) - Notes

rails
Gitlab Runner autoscaling infrastructure on Hetzner Cloud with Terraform

gitlab terraform hetzner devops

2018

2018 - My year in code - experiences and technologies used

personal terraform ruby
ActiveStorage - migrating from Carrierwave attachment

rails activestorage
Active Storage - Migrate between providers, from local to amazon

rails activestorage aws
Shadowsocks quick guide for restricted internet environments (updated)

vpn server android

2017

Rails + Webpacker + Vue.js

rails javascript vue
Auto code style comments with Gitlab and Pronto/Rubocop

gitlab ruby rails docker pludoni server

2016

Rclone on QNAP - Backup cloud storages to your ancient NAS

nas server s3
ProTip: Install Rubygems in China

china ruby
Using Rails 5 new renderer with Clearance and Devise

rails devise clearance

2015

Let's encrypt - free SSL certificates quick guide (Nginx)

server nginx
Gitlab CI with Docker - Test and deploy Rails apps

rails gitlab docker server pludoni guide
Fix Sidekiq loading problem: Cannot define multiple included blocks for a Concern

rails sidekiq ruby fix
Blog migration: From Jekyll to Middleman

new-blog middleman ruby
Deploying Rails with Ansible with Dresden-Weekly toolbox (PostgreSQL, RVM, Sidekiq, Passenger)

ansible rails server
OSX: Software recommendations (2015)

mac
How to install Capybara-Webkit for Ubuntu 12.04

ruby english
Neue Features in Podfilter - Podcastsuchmaschine mit Empfehlungen

podfilter german personal
Enigmail, GPG2 and Homebrew message decrypt problem

english engimail thunderbird gpg security mac
Mailinabox / Roundcubemail with vacation auto reply

server english mailinabox
Fix sass-rails deprecation warning

rails ruby english

2014

Mobilecamp im Mai 2014 in Dresden – Vortrag Webapp mit Phonegap und Angular

dresden german mobile personal
Going personal

personal
Nebenprojekt: Podfilter.de - Podcasts suchen und sich empfehlen lassen

podfilter project german personal

2013

Installing Cyanogenmod on a Samsung S2 GT i9100G and Samsung S4 GT i9505

android guide
Bookmarks in November 2013

ruby english links tools german
My first Chinese Blog article

chinese personal
Mein side-project HRfilter.de

german hr karriere pludoni
Bookmarks in october 2013

ruby english german rails javascript dresden server docker links
Free eBook: Upgrading to Rails 4

rails english ebook
Intro on making a Javascript widget (example using Rails)

javascript guide english rails eventchart
Vagrant / ansible: fix Authentication or permission failure (Bonus: vim ansible/yaml highlight)

vagrant ansible server english vim
Bookmarks in September 2013

ruby english links screencast tools
Ansible: Server configuration the easy way

server english chef ansible
Blog relaunch with vanilla jekyll

english new-blog
Published various short Ruby scripts as gists

ruby git english
tmux: generate background auto startup script for all projects with tmuxinator

ruby tmux english
Rails: Quick overview of licenses in used Gems

rails english
Improve mailing: Always send bulk E-Mails with SPF and DKIM

server rails
Rails: Test all your static pages for success and missing translations easily

rails english
rails.vim new feature - custom gem projections for faster navigation - resque, activeadmin, carrierwave, cells. draper

vim rails english
Moving away from Google Reader

feed server english

2012

Fix anoying message with vagrant ubuntu base box related to en_ZM.UTF-8 locale

vagrant server linux english
Jenkins CI-Server mit Rails, Capistrano deployment und Tonnen von Statistik

pludoni external german
Traffic in China

china english personal
Some hints for a trip to China

china english personal
Children's day in China

china english personal
Proxy Errors with unicorn and apache2 reverse proxy

ruby apache server english
Gem Mashup: Doing IMAP statistics with Ruby

ruby english
Easy css vendor prefix mixin for SASS

css english sass
Linux Mint Debian - no GUI after dist-upgrade in Virtualbox

linux english
Solarized Colorscheme for Yakuake/Konsole Terminal

linux tools english
First week at Standford's NLP class started

screencast english
Kick-start brand new XING API with Ruby and OAuth

xing ruby english
Vim: sane & fast auto completion and common issues

vim rails english
Hyphenation via css now works!

notes external css english
Hyphenation via css now works!
Neues Blog mit Octopress - Migration meines Tumblr-Profils und des alten Blogs

ruby german new-blog
Stabile SSH-Verbindung von unterwegs

pludoni external linux german
Rails Mountable Engine - Useful starting point with rspec, factory girl and friends

notes external rails english
Rails Mountable Engine - Useful starting point with rspec, factory girl and friends
Installing and compiling Sphinx edge with Libstemmer support for German, French, etc....

notes external rails sphinx english
Installing and compiling Sphinx edge with Libstemmer support for German, French, etc....
Installing Ruby 1.9.3 (in a usable state)

notes external ruby english
Installing Ruby 1.9.3 (in a usable state)
Frameworkunabhängige Fehlerberichtung mit PHP und Redmine

pludoni external php rails german
Apache Proxy Pass -> Custom 503 Error Document

notes external apache english
Apache Proxy Pass -> Custom 503 Error Document
Effektive Corporate Website mit Drupal und Installationsprofilen

drupal german
spree ecommerce: setting default locale to German and stuff

notes external rails english
spree ecommerce: setting default locale to German and stuff
Code-Qualität durch Testgetriebene Entwicklung nachhaltig erhöhen

pludoni external personal tdd rails german

2011

Easy XML-Sitemap with Rails

notes external rails english
Easy XML-Sitemap with Rails
Easy ruby Tagcloud calculation and generation script from array

notes external ruby english
Easy ruby Tagcloud calculation and generation script from array
Loading google maps v3 asynchronously/dynamically

notes external javascript ruby english
Loading google maps v3 asynchronously/dynamically
formtastic - multiple forms with check boxes leads to double used html id

notes external rails english
formtastic - multiple forms with check boxes leads to double used html id
Apache2 - transparent proxy to another Server domain/subdomain

notes external server english
Apache2 - transparent proxy to another Server domain/subdomain
Mysterious double POST Requests in Rails 3.1 with ActiveAdmin

notes external rails english
Mysterious double POST Requests in Rails 3.1 with ActiveAdmin
Rake: Install from local Gem-Dev-Dir as a remote global gem

notes external ruby english
Rake: Install from local Gem-Dev-Dir as a remote global gem
Win - using Autohotkey to switch to VM instead

notes external ubuntu english
Win - using Autohotkey to switch to VM instead
Rails schickt Mails zweimal wenn man sendmail verwendet / Rails sent mails twice when using sendmail

notes external rails english
Rails schickt Mails zweimal wenn man sendmail verwendet / Rails sent mails twice when using sendmail
Using Apache2 to route http from domain/subdomain to port 3000 server

notes external apache ruby english
Using Apache2 to route http from domain/subdomain to port 3000 server
Google Reader Compact Minimal For Small Screen for Greasemonkey

notes external english
Google Reader Compact Minimal For Small Screen for Greasemonkey
Rails 3.1 Assets: Own javascripts and css independent of application manifest

notes external english
Rails 3.1 Assets: Own javascripts and css independent of application manifest
js - How to prevent embedding my web page inside an iframe? - Stack Overflow

notes external javascript english
js - How to prevent embedding my web page inside an iframe? - Stack Overflow
PHP-Shell, IRB-like - facebook/phpsh

notes external english
PHP-Shell, IRB-like - facebook/phpsh
Ruby: Find all special chars in String (umlauts etc)

notes external ruby english
Ruby: Find all special chars in String (umlauts etc)
Plesk's qmail does not start after update of kernel

notes external english
Plesk's qmail does not start after update of kernel
Plesk install on Ubuntu server - "It seems there is a user with UID=110 in this system" error | A life to learn

notes external plesk english
Plesk install on Ubuntu server - "It seems there is a user with UID=110 in this system" error | A life to learn
fail2ban - unban ip

notes external server english
fail2ban - unban ip
Using Drush to encapsulate operation inside a drupal maintenance mode

notes external drupal english
Using Drush to encapsulate operation inside a drupal maintenance mode
Was tun bei Inspirationsverlust? So bekämpfte ich mein Programmier-Down

coding german
ActiveRecord DangerousAttributeError: changed? is defined by ActiveRecord

notes external rails english
ActiveRecord DangerousAttributeError: changed? is defined by ActiveRecord
Layer Styles

notes external css english
Layer Styles
Pandoc - About pandoc

notes external latex english
Pandoc - About pandoc
Adventures with bundler rvm capistrano

notes external ruby english
Adventures with bundler rvm capistrano
Rails: NoMethodError (undefined method `type_cast_code' for nil:NilClass)

notes external rails english
Rails: NoMethodError (undefined method `type_cast_code' for nil:NilClass)
Installing vim 7.3 and gvim on Ubuntu/Debian

notes external vim linux english
Installing vim 7.3 and gvim on Ubuntu/Debian
Plesk + PHP - Activate Error Reporting

notes external plesk php english
Plesk + PHP - Activate Error Reporting
Condensed overview over shell commands for all POSIX Shells

notes external bash english
Condensed overview over shell commands for all POSIX Shells
Bash: Ctrl+X Ctrl+E opens current line in default editor (vim, emacs, nano,...)

notes external bash english
Bash: Ctrl+X Ctrl+E opens current line in default editor (vim, emacs, nano,...)
Prevent GoogleBot Overload with Default Nofollow

tumblr
Germany.rb 2011 review

tumblr ruby
LaTex: Switch from article to report/book - replacing section with chapter

notes external bash latex english
LaTex: Switch from article to report/book - replacing section with chapter
The Totally Unofficial Ruby coding style guide

notes external ruby rails german
The Totally Unofficial Ruby coding style guide
Verzögerungsbenachrichtigung für Parallels Plesk Panel-Key-Update - Server Support Forum

notes external plesk german
Verzögerungsbenachrichtigung für Parallels Plesk Panel-Key-Update - Server Support Forum
Plesk + Passenger + Rails (+SSL)

notes external ruby apache server plesk german
Plesk + Passenger + Rails (+SSL)
Firefox -> GreaseMonkey + TabMixPlus = Mittlere Maustaste buggy

tumblr
Alex's Soapbox: Source Control Done Right

tumblr git
Hochqualitatives Code Highlighting in Latex mit Pygments

latex german
Automatisierter Download für Springer-Link eBooks

tumblr buch
"Webservice" für automatisierte Screenshots von Webseiten mit PHP und Webkit

pludoni external php german
Studium in China: Tolerieren geht über Studieren - SPIEGEL ONLINE - Nachrichten - UniSPIEGEL

tumblr china
SinoJobs - Das Jobportal für deutsch-chinesische Stellenanzeigen - SinoJobs

tumblr jobs china
Versteckt: Google - Manage Blocked Sites

tumblr
The History Of Search

tumblr humor
Beach-Volleyball-Platz im Ostra Sportpark, 10€/h

tumblr dresden
Crashkurs Testgetriebene Entwicklung (TDD), 30min Video

tumblr tdd screencast
70 Dinge, die jeder Tech Geek wissen sollte

tumblr
Free Chinese learning app - Introduction of my Web app

china rails english
Für Programmierer: Syntaxhighlighting für alle textareas als Bookmarklet

javascript german
Facebook als Excel tarnen

tumblr humor
Chinesen kopieren komplettes österreichisches Dorf

tumblr china
Rails for Zombies - Braaainz

ruby screencast german
Relaunch - Neues Design und neue Technik

coding german
Die 3 Tugenden des Coders: Faulheit, Ungeduld und Hybris

tumblr humor
How To: Setup Android IDE with SDK, NDK for OpenCV

android english
Grafikkarte unter Ubuntu gewechselt - Schwarzer Bildschirm

linux grafik german
Codeanalyse mit dem PHP Messdetector (phpmd)

pludoni external php german
Entwicklerteam wächst: Wir begrüßen Martin

pludoni external german
Plan The Work, Work The Plan

tumblr humor
Why PHP is better than Ruby

tumblr china
15 Facts About China That Will Blow Your Mind

tumblr
Auf Antrag hin wurde Ihnen eine Aufenthaltserlaubnis erteilt

china german personal
Die 10 häufigsten Aussagen, die man von einem klingonischen Softwareentwickler hört

humor
Auswendiglernen sehr gut, Phantasie ungenügend - Chinesische Schüler

china
Fuer HTW Diplomer: Ordnung, Vorgaben, Antrag zur Diplomarbeit

dresden
Größte Metropole der Welt: China plant 42-Millionen-Stadt

china tumblr
Es heißt nicht mehr, sondern ...

humor german
Zend Framework vs. Ruby On Rails

php rails
Every Chinese use 8 infusion bottles per year in avg

tumblr china
Chinese bekommt lebenslang weil er 8 Monate keine Autobahnmaut bezahlt hat.

tumblr china
DS2010: Die Psychologischen Grundlagen des Social Engineering

screencast
Flash-Video/RTMP Dump als Bashskript

bash linux video german
Javascript Preprocessor - "PHP" für Node.js, wie geil

tumblr php javascript

2010

heise online - Süßer die Glocken nie klingen – ohne Lizenzabgabe

musik tumblr
Die häufigsten MySQL-Fehler von PHP-Entwicklern » t3n News

php tumblr
ZDF-Mediathek Videos herunterladen (Download) – Mai 2010 | Stefan.Waidele.info

tumblr
Easy Website-Performance Tests mit ab

server linux german
Batch umbenennen mit Unix/Linux Standardprogramm rename

linux bash server tools german
ASCII by Jason Scott / Archiveteam! The Geocities Torrent

humor tumblr
Selbsterkennisse durch Auslandsbesuche - China vs. Deutschland

china german personal
Eric Giler demos wireless electricity | Video on TED.com

tumblr
Internet und die Meinungsfreiheit

china german personal
Finanzielles - interessehalber

china german personal
Essen II

china german personal
Essen

china german personal
SSH-Tuning

tumblr
Chinesische Shopping Kultur

china german personal
In China 1 - no tumblr

china peking german personal
Drupal Modulentwicklung - I - Einführung und Hello World

drupal php german
Data - Gapminder.org

tumblr
Deutschland in der Konjunktur

politik german
Ruby | WTF "hello world"

humor tumblr ruby
Neues Rapidshare Captcha geleakt :P

humor tumblr
Wie funktioniert Geld? (Teil 1-3)

tumblr
Neue Arbeitszeitmodelle: Urlaub ohne Ende - SPIEGEL ONLINE - Nachrichten - UniSPIEGEL

karriere tumblr
Re: äh Aha.. | P != NP möglicherweise bewiesen | News-Foren

tumblr
heise online - Zweifel an Microsofts Integration dynamischer Sprachen in .NET

tumblr
Interview und Entstehung von dict.LEO "Kein Profit um jeden Preis"

tumblr
Buchrezension Fahrenheit 451

buch german
How to Make Wealth

karriere tumblr
Why, oh WHY, do those

vim tumblr
heise.de forum: all comments on one page for Greasemonkey

tumblr
The Science of Learning: Best Approaches for Your Brain

tumblr
programming humor: How to find a needle in a haystack...

humor tumblr
On Personal Skills And How Even Riding A Bike Is Not Like Riding A Bike

karriere tumblr
You Don’t Need Math Skills To Be A Good Developer But You Do Need Them To Be A Great One

karriere tumblr
Das 7 Tage Wochenende

tumblr karriere
InfoQ: The Science of Learning: Best Approaches for Your Brain

tumblr
Bowser's Minions - CollegeHumor video

humor tumblr
If Games Had Super-Easy Mode

humor tumblr
Mario and Princess Sex Tape - CollegeHumor video

humor tumblr
"A Byte of Vim" - Free vim book

tumblr vim
VIM: Converting markdown to structured HTML with a macro

screencast vim tumblr
HTML5 presentation

tumblr css
Dungeons & Dragons Monster Impersonator

tumblr humor
Coding Horror: Whatever Happened to Voice Recognition?

tumblr ai
Designing The "World Of Programming" Infographic - Smashing Magazine

tumblr grafik
VIM: Selecting columns with visual block mode

vim tumblr screencast
Dynamisches Spaltenlayout - Daniel's Blog

css tumblr
noodletraveler: Ubuntu Tweak: Customize Your Ubuntu System

tumblr ubuntu
Mencoder: MP3 Spur aus Video Datei extrahieren

screencast german
Extrem cooler und interessanter Podcast zu Extreme Programming

tumblr
100 Vim commands every programmer should know

vim tumblr
Sehr geniale Erklärbärseite - commoncraft.com

screencast german
Ruby on Rails Screencast - Implementation einer User Anmeldung

rails screencast ruby tdd german
"Nachhaltige" Politik von Minister Koch

politik german
Gedit Dokuwiki Syntax Highlighting Beschreibung

gedit german
Preisgünstige Fahrradwerkstatt in Dresden - Lebenshilfe e.V.

dresden german
Vimcasts - Interessante Screencasts zu Vim

vim screencast german
Mal wieder ein paar Links zum Thema Rails und Vim

vim ruby rails german
Umstellung auf "www.stefanwienert.net" und Passenger mit apache mod userdir

rails server debian german
Vim 7.2 mit ERB HAML .. Syntaxhightlighting auf Debian Squeeze

vim debian linux rails german
Super simples Screencast aufnehmen mit VLC unter Ubuntu (Linux)

screencast german
Vorratsdatenspeicherung gecancelt

politik german
Rails/Passenger im Parallels Plesk zum Laufen bekommen EDIT mit SSL

ruby rails plesk debian german
Minibot für Erstellung eines iCals und RSS-Feeds von einer Web1.0 Site

ruby german
Kurzes Gem Showcase - Delicious, actsasarchive, menu borwsercms css sprite

ruby rails german
Yakuake mit Startskripts versehen - Automatische Einrichtung der Arbeitsumgebung

ruby ubuntu bash german
Bessere PHP Shell, ähnlich wie Rubys irb

php ubuntu german
Einführung in HDRI-Fotografie

foto german
Bedrohungen der Anonymität des Netzes - Browserfingerabdruck und History-Stealing

css javascript german
Aktuelle Projekte und Ideen

ruby drupal german
Inline Quotes mit deutschen Anführungszeichen mit CSS

css german
Firefox Addons (die vielleicht nicht ganz so bekannt sind) die ich aber nicht mehr missen moechte

css gedit german
Umgang und Mapping einer Legacy Datenbank mit Ruby (ohne Rails) mit abweichenenden Namenskonventionen mit Active Support

ruby rails german
e-Petition des Bundestages fuer

politik german

2009

Tool fuer externe/interne Link-Analyse mit rel=nofollow

seo rails ruby german
Akkorde für "Sind die Lichter angezündet"

musik german
Asus Netbook Pickup&Return

german
Code Katas - Training für den Software-Entwickler

ruby screencast vim tdd german
Redmin - Full Blown Rails Bugtracking Anwendung

rails german
QAM - Haltestellenmonitor für ÖPNV in Dresden

dresden german
Design, CMS, Webentwickler Blogs

css design german
Webdesign Tools und Helferlein

css tools german
Beim nächsten mal im Einwohnermeldeamt...

politik dresden german
Ruby/ScrAPI-RSS-Interface für 4players.de

ruby german
OpenAccess Petition

politik german
ATI-Graphik byebye... oder: Die Sache mit dem Lokalpatriotismus

ubuntu german
Probleme beim Upgrade von Ubuntu Jaunty zu Karmic Koloa

ubuntu german
Greasemonkey Useraddon: Notenviewer für die HIS-QIS der HTW Dresden
Gedit Addon für Drupal + Issue [SOLVED]

drupal gedit german
Gedit Syntax Erweiterungen - YAML, SASS, Moinmoin-Wiki, HAML

gedit ruby german
Schon wieder ein Relaunch?

ruby rails german
SEO mit Ruby (Rails)

ruby seo rails german
Vorlesungsmitschnitte

screencast german
SEO - Einstiegstipps

seo german
3 Links zum Thema Rails

rails php ruby screencast german
Notenübersichts-Bot in PHP

php german