Antonín Slejška

antoninslejska

  • 27 Courses Completed
  • 131 Levels Completed
  • 7 Screencasts Watched
  • 315,150 Total Points

Master Status

Achievement Badges

Progress Report

Electives: 3 Courses Completed

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Discover DevTools

Electives

Learn how Chrome DevTools can sharpen your dev process and discover the tools that can optimize your workflow and make life easier.

  • Elements

    Dig into the elements panel, learn how to make changes to the DOM and update styles.

  • Sources

    New workflows to speed up your development time.

  • Console

    Review the DevTools console and learn how to examine exceptions and use timesaving shortcuts.

  • Debugging

    Great workflows for debugging problems in your JavaScript.

  • Network

    Speed up your network interactions using the network tab and the page speed extension.

  • Profiles

    Get familar with your applications rendering performance and learn how to use CPU profiling to identity performance problems.

  • Memory

    Learn how to find and identify memory leaks in your application.

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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.

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Breaking the Ice With Regular Expressions

Electives

Search for text patterns using regular expressions and learn to validate emails and URLs, capture information, and use simple patterns to save development time.

  • The String Story

    Learn what regular expressions are, and write your first expression. Discover literals, operators, character sets, modifiers, and metacharacters.

  • Crew Emails

    Journey into validating emails with wildcards, escaping characters, groups, and anchors.

  • Confirmative

    Take a voyage to the edge with word boundaries and creating optional variations. Negate characters within character sets, and then use the negated shorthand. Finally, match specific amounts of characters with interval expressions.

  • Multi-line Strings

    Discover multi-line strings, and journey deeper with much larger subject strings. Search the globe and properly drop anchors with global and multi-line modifiers.

  • Capture Groups

    Grab the loot with capture groups, and learn how to extract sections of text for reference. Also discover when it's appropriate to have groups not capture.

Git: 4 Courses 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.

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Git Real

Git

Learn more advanced Git by practicing the concepts of Git version control. Increase your Git knowledge by learning more advanced systems within Git.

  • Introduction

    Learn the basics of Git

  • Staging & Remotes

    Add and remove changed files, and work with remote repositories

  • Cloning & Branching

    Clone repositories and learn how to work with multiple branches

  • Collaboration Basics

    Work simultaneously with multiple users

  • Branching

    Work with remote branches and reference commits

  • Rebase belong to us

    Optimize merging and fix merge conflicts

  • History and Configuration

    Learn how to configure and view commit logs

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Git Real 2

Git

Learn advanced Git by practicing Git version control with Git Real 2. Continue to increase your Git skills by learning more advanced systems within Git.

  • Interactive Rebase

    Edit your commits through the use of interactive rebase

  • Stashing

    Not quite ready to commit? Git stash is the perfect solution

  • Purging History

    Accidentally commit something sensitive? Purge it!

  • Working together

    Make Git work together on multiple operating systems

  • Submodules

    Ever wanted to use another repository inside of another?

  • Reflog

    Undo almost anything and find lost commits using reflog

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Mastering GitHub

Git

Learn advanced tips, tricks, and proven best practices for collaborating more effectively with GitHub.

  • Fork Based Workflows

    Tuning your Git config and better collaboration through forking.

  • Single Repository Workflows

    Best practices for collaborating in a single repository.

  • Tags, Branches and Releases

    Tracking production releases using Git Tags, release branches, and GitHub Releases.

  • Issues, Wiki's and GitHub Pages

    Using GitHub Issues, Wikis, and Pages to collaborate and communicate.

  • Managing and Securing GitHub

    Repo setup, tracking project progress and managing access to your repositories.

  • Automating GitHub

    Integrating existing services, creating custom webhooks, and working with the GitHub API.

  • Command Line GitHub

    Using hub to create, fork, clone and collaborate on repositories - no browser needed!

.NET: 1 Course Completed

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Try ASP.NET Core

ASP.NET

Dive into the world of ASP.NET Core and learn how to build easy-to-maintain web applications with the MVC design pattern and ASP.NET Core.

  • Model View Controller

    Explore the MVC design pattern and learn how to set up the interactions between each part of it.

  • Getting User Input

    Set up a web application that will accept and utilize user-entered data.

  • Retaining Data

    Learn how to store user input in memory, retrieve and present data back to the user, and handle nulls.

JavaScript: 9 Courses Completed

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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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Try jQuery

jQuery

Learn the basics of jQuery 2.0, a JavaScript library, to modify elements on the page and improve user interaction.

  • Introduction to jQuery

    A gentle introduction to what jQuery is, and what it can do.

  • Traversing the DOM

    Search & walk through the DOM with selectors and traversing.

  • Working with the DOM

    Add & remove from the DOM, more traversing, and user events.

  • Listening to DOM Events

    Listen for events, handle them, and change the default event behavior of web browsers.

  • Styling

    Before landing, tame CSS with jQuery and animate elements on the page.

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jQuery: The Return Flight

jQuery

Learn Ajax and add more interactivity to your projects. Discover how to organize your code using jQuery Plugins and Promises.

  • Ajax Basics

    Learn what Ajax is and how it can be used.

  • JavaScript and jQuery

    Organize your jQuery and JavaScript.

  • Ajax With Forms

    Learn about how to send data to the server and work with JSON.

  • Utility Methods

    Learn about some handy utility methods including $.each and $.map while working with complicated JSON data.

  • jQuery Plugins

    Create your own reusable jQuery plugin.

  • Promises

    Use promises to make your Ajax calls reusable and organized.

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JavaScript Road Trip Part 1

JavaScript Language

An introduction to the very basics of the JavaScript language. Build a foundation of JavaScript syntax and learn how to use values, variables, and files.

  • The Cliffs of Value

    Learn to manipulate values on the console.

  • Variable Valley

    Review how to store and use data with variables.

  • Files Falls

    Create JS files and source them within HTML code.

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JavaScript Road Trip Part 2

JavaScript Language

A continued introduction to the very basics of the JavaScript language. Learn common programming mechanisms like loops, conditionals, functions, and arrays.

  • The Labyrinth of Loops

    Understand and build loops for repeated code with 'while' and 'for' syntax.

  • Conditional Canyon

    Use conditions to execute different branches of code with if-else blocks.

  • Built-In's Bluff

    Learn to use the basic JavaScript dialog box functions 'prompt', 'alert', and 'confirm'.

  • The Desert of Declarations

    Understand functions and building custom functionality.

  • The Array Archipelago

    Learn to build and manipulate the array data structure.

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JavaScript Road Trip Part 3

JavaScript Language

Continue building intermediate skills within the JavaScript web programming language. Master function expressions, closures, hoisting, objects, and the use of prototypes.

  • Forest of Function Expressions

    Learn how to use and manipulate functions as expressions.

  • Cold Closures Cove

    Explore the binding of external variables into local scopes.

  • Hoisting Hills

    Build an awareness of the pitfalls of load order within a scope.

  • Ocean of Objects

    Create, fill, and manipulate the generic JavaScript object literal.

  • Plains of Prototypes

    Using the magic of object inheritance, explore classes, constructors, prototypes, and properties.

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JavaScript Best Practices

JavaScript Language

Become a more informed, conscientious user of JavaScript as you explore time-tested, useful techniques that will improve legibility, performance quality, and safety in your scripts.

  • The Sword of Syntax

    Discover useful alternate syntax for conditionals and assignment.

  • The Pendant of Performance

    Explore techniques to improve execution speed and measure performance.

  • The Crystal of Caution

    Examine common JavaScript pitfalls and the best ways to avoid them.

  • The Mail of Modularity

    Learn how to organize code and protect data with a simple Module pattern.

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ES2015: The Shape of JavaScript to Come

JavaScript Language

Stay in tune and learn some of the new features of ES2015, the most extensive update to the JavaScript language since it was first released in the '90s.

  • Declarations

    Learn about the new types of variable declarations and how they can help with some well-known JavaScript gotchas.

  • Functions

    Explore new features added to functions, like default parameters, rest parameters, spread operators, and arrow functions.

  • Objects, Strings, and Object.assign

    Find new ways to work with JavaScript Objects and Strings.

  • Arrays, Maps, and Sets

    Learn how to work with Arrays and more efficient alternatives to working with collections, like Maps and Sets.

  • Classes and Modules

    Discover how to write object-oriented code using the new class syntax and how to leverage the new module system to keep things clean and organized.

  • Promises, Iterators, and Generators

    Learn alternatives to writing async code, iterator objects for navigating sequences more efficiently, and special functions that return those objects.

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Staying Sharp With AngularJS

Client-side Frameworks

Learn how to use this modular and speedy language to create flexible directives and reusable services throughout your app.

  • Getting Started with Routes

    Start your AngularJS app off right by wiring together your templates and controllers with ngRoute.

  • Directives with Scope

    Create flexible directives to be used in any situation by using $scope, scope{}, and link!

  • Services

    Learn about the 5 available service recipes AngularJS provides. Then wrap your data calls in one and reuse throughout your ever enhancing app.

  • Reusable Directives

    Share directive controller functionality with other directives and create service classes for your external libraries.

JavaScript: 1 Screencast Watched

Database: 3 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 Sequel to SQL

SQL

​Learn the most important parts of the SQL language so you can create tables with constraints, use relationships, and write powerful join queries.

  • Aggregate Functions

    Learn how to use SQL aggregate functions, including COUNT, SUM, and AVG, to do calculations on groups of data.

  • Table Constraints

    Add constraints — like NOT NULL, UNIQUE, FOREIGN KEY, and PRIMARY KEY — to your tables to increase data integrity.

  • Normalization and Relationships

    Apply normalization rules to create tables without duplicate data and build the appropriate relationships.

  • Inner Joins, Aliases, and Outer Joins

    Explore writing a single query to pull data from multiple tables and using aliases to create succinct queries.

  • Subqueries

    Dive deeper as you learn how to write queries within queries.

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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: 3 Screencasts Watched

HTML/CSS: 4 Courses Completed

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Journey Into Mobile

Intermediate CSS

Learn mobile web design with mobile-first, adaptive, and responsive web design concepts. Review the best practices with our Journey into Mobile course.

  • Foundations for Mobile

    The mobile web and relative font-sizing

  • Fluid Layouts

    Learn the foundations for creating scalable, fluid sites

  • Adaptive Adventures

    Create sites that adapt to a specific context

  • Responsive Adventures

    Create device-agnostic sites optimized for all viewports

  • Responsive Media

    Learn how to scale images, video, and work with retina graphics

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Blasting Off with Bootstrap

CSS Frameworks

Use Bootstrap's pre-built styles and functionality to help you easily add polish and useful behavior to your web application with HTML and CSS.

  • Lift Off

    Get your website off the ground by adding the Bootstrap library and getting familiar with the container class.

  • Designing in Grids

    Use the grid design pattern to add structure and style to your application.

  • Typography

    Use Bootstrap’s custom classes and Glyphicon icons to make your site easier on the eyes.

  • Enough CSS to be Dangerous

    Make your site stand out from the rest by adding a custom navigation and a splash of colorful buttons.

  • JavaScript Components

    Use Bootstrap’s Collapse and Dropdown plugins to add needed behavior to your website.

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Fundamentals of Design

Design

Improve the visual competency of any website or application by keeping design in mind. Learn the fundamental design principles of typography, color, and layout.

  • Typography

    Learn to recognize beautiful and functional type.

  • Colors

    Review color theory and application principles.

  • Layout

    Familiarize yourself with visual hierarchy and balance.

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The Elements of Web Design

Design

Learn how to design user-centered websites that are purposeful and easy to use.

  • User Discovery

    Begin the design process by identifying and testing your hypothesized target audience.

  • Navigating Sites

    Avoid nuclear meltdowns by learning how to organize your content and establish good navigation practices.

  • Usability Design

    Learn to create a positive bond with your users with smart, user-related web pages.

  • Mobile Best Practices

    Yield some positive reactions with tips for designing with mobile in mind.

HTML/CSS: 2 Screencasts Watched

PHP: 3 Courses Completed

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Try PHP

Getting Started With PHP

​Explore the basics of PHP and learn what it takes to work within the one of the most popular web languages.

  • Getting Started

    Learn about basic code syntax, strings, and other data types.

  • Arrays

    Explore simple, associative, and multidimensional arrays.

  • Conditionals & Operators

    Learn about conditionals and operators available in PHP and what to do next.

  • Loops

    Discover how to cycle through data with looping constructs.

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Try Laravel

Laravel

Dig into an overview of the Laravel framework and learn how to start building PHP applications with MVC architecture.

  • Welcome to Laravel

    Get a quick overview of Laravel and learn about CRUD actions.

  • Models & Views

    Learn how to get and display data from the database using models and views.

  • Controllers & Routing

    Explore how controllers manage the heavy lifting with logic and how routing helps direct the traffic of our application.

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From Form to Table With Laravel

Laravel

Create a new model view controller, or MVC, application using PHP and Laravel.

  • Getting Up & Running

    Work with Laravel installation and set up a new project.

  • Database & Tinker

    Create and configure a database, and then work with our new database from the command line.

  • Controllers & Index

    Learn how to configure and work with our controller and pass data to a view.

  • Forms & Validation

    Explore layouts, forms, pagination, and input validation.

  • Relationships

    Create Farms, establish relationships, and pivot tables.

PHP: 1 Screencast Watched