Rails
- Rails Console for Sinatra
- Scope your OOP Coffeescript in modern Rails Apps
- ActiveRecord find where not null or empty
- ActiveRecord Find By Year, Day or Month on a Date field
- Test OmniAuth protected Controllers (Rails)
- Generate PDFs with wkhtmltopdf, wicked_pdf in Rails without breaking your layout (tables)
- Arel to the rescue
- Set hreflang for SEO in a globalized Rails App
- Conditional Index with Postgresql and Rails
- Sexy Submit Buttons in Rails 4+
- Set a standard value for a form element
- Set standard date and time format in a rails app
- Enforce Error Callback in an AJAX Call from controller method in Rails
- strftime does not localize
- Custom fields in collection_select
- Update your letsencrypt email credentials with certbot
- Using certbot to establish SSL in a Rails App on heroku
- Rails Gem Bootstrap Sass, but the icons won't work
- Send a custom flash notice via a link_to helper in Rails
- List and Count the Tables of your Rails App
- Login to a CSRF-Token Secured Website Using Mechanize
- Turbolinks is misunderstood
- XML Sitemap in Rails without using a Gem
- Combine two ActiveRecord::Relation objects
- Around Filter in Rails Controllers
- Per Page JavaScript in a Rails App
- Make jQuery and Turbolinks work together in a Rails App
- Prevent Double Clicks in Forms
- Eager Load for Samples of Data to Count Relations in Rails
Javascript
Ruby
- Rails Console for Sinatra
- ActiveRecord find where not null or empty
- Ruby's Safe Navigation Operator
- ActiveRecord Find By Year, Day or Month on a Date field
- Install pg gem on Mac with Postgres.app
- Roman Numerals with Ruby
- Refactor like a boss with Sandi Metz
- Ruby 2.5 by example: Hash.slice
- Ruby, Watir and Chrome on Heroku
- Ruby's blocks and scope
- Ruby's new yield_self
- Test OmniAuth protected Controllers (Rails)
- Ruby vs. Python reverse()
- Reading Yaml Config Files for Ruby Scripts
- Sync Directories with Ruby (no deletion)
- Base64 image encoding / decoding in ruby
- Simple Jekyll Gallery
- Loot a Blogspot Blog and Save the Contents as Markdown (for a Jekyll backup)
- Exceptions in Ruby - a Beastiary
- Use heroku for Automated Tasks
- Scrape JS Rendered Websites with Ruby and PhantomJS
- Generate PDFs with wkhtmltopdf, wicked_pdf in Rails without breaking your layout (tables)
- Arel to the rescue
- Set hreflang for SEO in a globalized Rails App
- Setup a Sinatra App on your Raspberry Pi and autostart the app using asdf and cron
- Do not reinvent the wheel, use programming-idioms!
- Do NOT enumerate Enumerators
- Conditional Index with Postgresql and Rails
- Sexy Submit Buttons in Rails 4+
- Count Objects in a Memory Efficient Way in Rails
- Hit Strings with the Shovel
- Persistent cookies with Sinatra
- Active Record and dup vs clone
- Working with Ruby's magical Eigenclass
- Using class_eval
- Simple Internal DSL with Ruby
- Destructuring with Ruby
- Special treatment for last element in an Array
- BCrypt in Ruby
- Use Modules to boost your OOP
- Set a standard value for a form element
- Set standard date and time format in a rails app
- Enforce Error Callback in an AJAX Call from controller method in Rails
- strftime does not localize
- Basic Array Operations in Ruby
- Custom fields in collection_select
- Update your letsencrypt email credentials with certbot
- Using certbot to establish SSL in a Rails App on heroku
- Rails Gem Bootstrap Sass, but the icons won't work
- Send a custom flash notice via a link_to helper in Rails
- List and Count the Tables of your Rails App
- Copy Arrays and Lists
- Login to a CSRF-Token Secured Website Using Mechanize
Python
- Write closures with Python
- Load Database into a Pandas DataFrame using sqlAlchemy
- Ruby vs. Python reverse()
- Plot ECDF Charts Python Data Science
- Understand Recursion. An example in Python.
- Cluster Computing with some Raspberry Pis
- Install Python 3.6 on a Raspberry Pi 2 or 3
- Count Intersections of a list with a 2D-Array
- Fibonacci in Python
- Optional Command-Line Arguments for Python
- Beautiful and idiomatic Python with Raymond Hattinger
- Plough Through Large Datasets From a Database with Python's SQLAlchemy
- Simple Linear Regression with Python
- Copy Arrays and Lists
Mac
Terminal
Git
Frontend
Heroku
Hosting
Css
Html
Coffeescript
Raspberrypi
Elixir
Datascience
Jquery
Sinatra
Network
General
Mysql
Bash
Ide
Editor
Server