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Plotting Points on a Map from Scratch

#86 Jun 25, 2017 free

Using the Google Maps Javascript API, learn how to plot markers onto a map. Load markers and info windows through AJAX calls to your Rails JSON API.

rails javascript api maps view ajax

Geocoding, Places and Maps

#84 Jun 11, 2017 free

Using the Geocoder gem and Google APIs, learn how to add some geolocation functionality to your application.

rails javascript api maps

Autocomplete with HTML Results

#83 Jun 4, 2017 free

Working with an autocomplete can be very simple. However, things get complicated when you try to use HTML markup in the displayed results. Learn how to use HTML markup within your autocomplete results!

rails view form javascript

DataTables

#82 May 29, 2017 free

The DataTables Javascript library creates a powerful display of your application's data. Some of the features include pagination, server side processing, sorting and search.

rails javascript tables view

Cropping Images with JCrop

#77 Apr 23, 2017 free

Extend your image upload functionality with JCrop. Learn to redirect the user to a crop page once they have uploaded their image and save versions of the cropped images.

rails form javascript upload

Javascript Select Form Fields with Chosen

#76 Apr 16, 2017 free

Chosen is a jQuery plugin that makes long, unwieldy select boxes much more user-friendly. Learn how to use Chosen in a few different ways in this episode; Rails form builder and Simple Form.

rails form javascript ajax view

Drag and Drop with Interact.js

#75 Apr 9, 2017 free

Using Interact.js to create draggable and droppable items in our view, we can use AJAX callbacks on events to interact with our Ruby on Rails application. Also, learn how to use Ruby Assets to manage our Javascript Libraries.

rails javascript assets ajax view

Page Specific Javascript in Ruby on Rails

#74 Apr 2, 2017 free

Sometimes you may find yourself with an application that has javascript that needs to execute only on a specific page. This episode lays the foundation to easily manage page specific javascript.

rails javascript view

Nested Forms with Cocoon

#71 Mar 12, 2017 free

Using the unobtrusive gem, Cocoon, learn how to handle multiple models in a single form with accepts_nested_attributes_for.

rails form javascript

Nested Forms from Scratch

#70 Mar 5, 2017 free

Learn how to handle multiple models in a single form with accepts_nested_attributes_for and learn how to add and remove nested records through JavaScript.