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Adding a Custom Map to React App Using Mapbox
Recently while interviewing with one of the companies for an internship, I faced the challenge of building a custom map using Mapbox, a tool I never previously used. Mapbox is an open source mapping...
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Memoization. Improving Recursive Solution for Fibonacci Sequence Problem.
My recent blog post on Fibonacci sequence covered an iterative and recursive approaches to solving this common interview challenge. As a reminder, the challenge sounded like this: “Write a function to...
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Dimas Prahastra Thank you! Glad the article was useful :)
Dimas Prahastra Thank you! Glad the article was useful :)
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You’re right, my bad, this was an mistake, fixed it now!
You’re right, my bad, this was an mistake, fixed it now!
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Hey Jozef Mikura!
Hey Jozef Mikura!You’d have to modify the form a little (I am actually going to update tutorial to do that too). You have to wrap the form in <form> tags and then add onSubmit event handler that...
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My First Internship at Checkr
How it all startedLast January I graduated from the Flatiron School, a full stack web developer bootcamp program, which was a radical change from my former role as an interpreter/translator in Russia....
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kick buttowski Hi, it’s missing e.preventDefault() in onSubmit. This should...
kick buttowski Hi, it’s missing e.preventDefault() in onSubmit. This should solve the issue.
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Each separate component goes into it’s own file, so in this case you’d have a...
Each separate component goes into it’s own file, so in this case you’d have a file for AllFruits component inside `app/assets/javascripts/components/`.
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JavaScript Spread Syntax
ES6 introduced a powerful tool such as spread syntax and it looked like this:...In this blog I’ll cover some of the cases when three dots can really work their magic.Spread Syntax with ArraysSpread...
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Ruby’s Syntactic Sugar for Enumerables
You are probably familiar with that excitement that comes when after being used to typing long lines of code in order to perform an operation, you finally find that magic shortcut does exactly the same...
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Learning to Write React Tests with the Example of React Tic Tac Toe App
Writing tests for your applications is as important as writing the code itself. It helps you catch annoying bugs, and makes your code more maintainable and easy to understand.We are going to attempt...
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Fibonacci sequence JavaScript interview question. Iterative and Recursive...
“Write a function to return an n element in Fibonacci sequence” is one of the most common questions you can hear during the coding challenge interview part. In this blogpost I’m going to walk through...
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Sorting arrays and hashes in Ruby
Sorting an arrayUsing .sort and .sort!Ruby has two handy methods that can be used for sorting arrays .sort and .sort! method. By default comparisons between elements are implemented using <=>...
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Ruby Regular Expressions
Regular Expressions or Regex for short may seem a little overwhelming and confusing at first, but it is a magic tool that every developer needs to master.Some cool practical application examples...
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Hashes in Ruby
Hashes are one of the most important and commonly used data types in Ruby. You probably already know that a hash can also be referred to as a dictionary that contains a collection of unique keys and...
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