Pavel Kulikov

Etlau

  • 14 Courses Completed
  • 66 Levels Completed
  • 2 Screencasts Watched
  • 139,935 Total Points

Achievement Badges

Ruby: 3 Courses Completed

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Rails for Zombies

Discontinued

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Try Ruby

Getting Started With Ruby on Rails

Learn the basic building blocks of Ruby, all in the browser.

  • All For One, One For All

    Get an introduction to numbers, Strings, properties, and methods.

  • There Are Always Two

    Learn about conversions, arrays, variables, and more methods.

  • Third Time's The Charm

    Review printing, brackets, and String manipulation.

  • Fourth and Short

    Take a shot at method chaining, hashes, keys, and values.

  • The Highest of Fives

    Study up on blocks, directories, and method arguments.

  • Sixth Sense

    Start building methods, libraries, popups, and HTML with Ruby.

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Rails for Zombies 2

Getting Started With Ruby on Rails

Learn more Rails with this sequel to the infamous Rails for Zombies course. Increase your Ruby on Rails knowledge with even more zombie learning.

  • From the Ground Up

    Installing Rails, creating a Rails app, database migrations, the command line, Ruby 1.9 hash syntax, Bundler, database configuration

  • Models Still Taste Like Chicken

    Named scopes, callbacks, has_one, relationship options, using Includes, has_many :through

  • Rest In Pieces

    Revisiting URL helpers, forms & input helpers, understanding REST, nested resources, view partials, other view helpers

  • Asset Packaging and Mailing

    Sending attachments in mail, asset tags, using the Asset Pipeline, CoffeeScript, creating and sending mail, SCSS, using the JavaScript manifest

  • Rendering Extremities

    Custom RESTful routes, creating AJAX links, rendering custom JSON, AJAXified forms, controller rendering options, sending server JavaScript, using JSON data

Git: 1 Course Completed

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Try Git

Git

Learn how to use Git by reviewing the basic concepts of Git version control. Try out this introductory course that was created with GitHub.

  • Discover Git

    Discover the basics of Git, including how to initialize a repo. Learn how to add, commit, and push your code to GitHub.

JavaScript: 5 Courses Completed

  • Just Enough JavaScript

    Creating variables, dialogs, object & string functions, number-related operations, working with arrays.

  • Take Off

    Downloading jQuery, minified Javascript, loading jQuery, the DOM & jQuery selection, nested elements, pseudo-classes & direct descendants.

  • View from 30,000 Feet

    Direct manipulation with CSS, manipulating multiple attributes, adding & removing classes, toggling classes, hiding & showing content.

  • Contents may shift

    Retrieving & setting text content with text(), querying & setting DOM with html(), manipulating DOM with append() & prepend(), creating peers with :before & :after, adding & removing nodes.

  • Fasten your Seatbelts

    Using document.ready, writing named functions, using click event listeners, keyboard events, animations, AJAX load()

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CoffeeScript

CoffeeScript

Learn CoffeeScript, the powerful little language that compiles into JavaScript. Take a sip of our CoffeeScript tutorial & learn to get more done with less code.

  • Variables and Functions

    An overview of variables and functions

  • Applied jQuery

    Converting jQuery to CoffeeScript

  • Conditionals & Operators

    Conditionals, chained comparisons, switch cases, and existential operators

  • Arrays, Objects, Iterations

    Using arrays, object literals, loops, list comprehension, and splat arguments

  • Applied jQuery II

    Understanding and using jQuery object notation

  • Object Orientation

    Classes, class inheritance, property arguments

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Shaping Up With AngularJS

Client-side Frameworks

AngularJS allows your application to have an expanded HTML library. Learn to add behavior to your HTML and speed up your application’s responsiveness.

  • Flatlander's Gem Store

    Get comfortable with expressions by beginning to build a gem store.

  • Built-in Directives

    Use directives to add a gallery and tabs to the gem store.

  • Forms

    Give the gem store review functionality by using AngularJS forms.

  • Custom Directives

    Create custom directives for more organized and maintainable AngularJS code.

  • Services

    Create a new module and learn to use the $http service to get real data into the gem store.

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Real-time Web with Node.js

Server-side Frameworks

Discover how the Node framework can help you write server-side code and build lightweight, scalable network applications.

  • Intro to Node.js

    An overview of Node.js, blocking vs. non-blocking code, reading files, issuing requests

  • Events

    Event emitters, event requests, event listening

  • Streams

    Reading, writing, piping, solving backpressure

  • Modules

    Exporting, npm installing, dependencies, and semantic versioning

  • Express

    Routes, rendering, layouts, url building, express servers

  • Socket.io

    Listening for, broadcasting, and answering questions, saving client data

  • Persisting Data

    Redis, working with lists, persisting, emitting, and limiting questions

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Building Blocks of Express.js

Server-side Frameworks

Express provides more robust features to your web application. Learn how to build Web APIs in Node using Express.

  • First Steps

    Installing Express and building some first routes.

  • Middleware

    Understanding middleware and building a custom logger.

  • User Params

    Reading user-submitted parameters.

  • Body Parser

    Adding routes for creating and deleting resources.

  • Refactoring Routes

    Using route instances and extracting code to route files.

Electives: 1 Course Completed

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Try R

Electives

Learn the R programming language for data analysis and visualization. This software programming language is great for statistical computing and graphics.

  • Using R

    A gentle introduction to R expressions, variables, and functions.

  • Vectors

    Grouping values into vectors, then doing arithmetic and graphs with them.

  • Matrices

    Creating and graphing two-dimensional data sets.

  • Summary Statistics

    Calculating and plotting some basic statistics: mean, median, and standard deviation.

  • Factors

    Creating and plotting categorized data.

  • Data Frames

    Organizing values into data frames, loading frames from files and merging them.

  • Real-World Data

    Testing for correlation between data sets, linear models, and extending R with additional libraries.

HTML/CSS: 2 Courses Completed

  • HTML5

    Learn about the new tags in HTML5

  • CSS3

    Review the new properties in CSS3

  • Header & Navigation

    Build a functional header and navigation area

  • Content

    Develop the content sections of a site

  • Footer & Forms

    Learn about new form elements and build a functional footer

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CSS Cross-Country

Intermediate CSS

Explore the fundamentals of CSS, and review all the web-styling tools needed for front-end efficiency.

  • Frost-Proof Fundamentals

    Adding style, selectors, the cascade, and floats

  • Clear Carving

    Clearing floats, inheritance, and specificity

  • Box Bindings

    The box model, positioning, and z-index

  • Grooming Your Code

    DRY, display types, and centering

  • CSS Safety

    Protecting your layout and specificity problems

  • Image Issues

    Image use and image cropping

  • Sprightly Slaloms

    Image replacement and sprites

  • Pseudo Sitzmark

    Pseudo classes and pseudo elements

Database: 2 Courses Completed

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Try SQL

SQL

Learn basic database manipulation skills using the SQL programming language.

  • The Ins and Outs of Databases

    Learn about databases from the inside out, as well as how to perform simple data queries and filter data with special query tools in SQL.

  • Managing Data

    Find out how to add, revise, and remove data in an existing database.

  • Managing Databases and Tables

    Discover basic concepts for creating and altering databases and tables.

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The Magical Marvels of MongoDB

NoSQL

MongoDB acts as the database that stores data for your application. Explore the basics and learn to store data in a document-oriented database.

  • Conjuring MongoDB

    Capture the mystical basics of MongoDB and try your hand at inserting and finding documents.

  • Mystical Modifications

    ​Learn the lore behind performing updates and transform your data.

  • Materializing Potions

    Dig deep into the spell book to learn how to conjure and customize queries.

  • Morphing Models

    Summon the wisdom to guide you in your journey of modeling data.

  • Aggregation Apparitions

    ​Explore the realm of aggregations to see how data can be combined in miraculous ways.

Database: 1 Screencast Watched