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At most major tech companies, coding problems are the biggest part of the interview process. Some major tech companies have such difficult coding interviews that software engineers often spend months preparing for them. Unfortunately, no matter how much you prepare, it’s impossible to prepare for every problem. The questions in the interviews are designed to be difficult, and they can stump even the most experienced developers. Luckily, there are steps you can take to help yourself get unstuck.

Here, we’ve outlined a process you can follow along with some advice to help you approach even the most difficult problem.


Ansible is a simple, powerful, and agentless tool that simplifies the process of IT automation and expedites DevOps efforts. Ansible works to help you automate and configure your infrastructure to save time and increase productivity. It’s straightforward, secure, and powerful, making it an easy tool to learn and implement within your organization. Today, we’ll discuss what Ansible is, what it does, key terms, and how to get started.

We’ll cover:

What is Ansible?

Ansible is an open-source orchestration…

Ace your TypeScript coding interviews through these questions and answers

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graphic showing a handshake, a question mark, and the letters “TS”
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TypeScript is an open source superset of JavaScript developed by Microsoft to add additional features without breaking existing programs. TypeScript is now widely used by frontend and full-stack developers for large-scale projects due to its unique benefits, like static typing and many shorthand notations.

Today, we’ll help you prepare for your TypeScript coding interview by covering 50 of the top TypeScript interview questions and answers.

Here’s what we’ll cover today:

  • General TypeScript questions
  • TypeScript syntax & language basics
  • TypeScript with JavaScript questions
  • Advanced TypeScript questions
  • 20 more TypeScript questions to practice
  • Tips for preparing for TypeScript interviews

General TypeScript Questions

1. What are the main features of TypeScript?

  • Cross-platform: The TypeScript…

Everything Android developers need to know to make the language switch

graphic with a stylized K, some comment bubbles, and a flag
graphic with a stylized K, some comment bubbles, and a flag
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Kotlin is a rising programming language that aims to address the flaws of Java and be more seamlessly tied with the adaptable needs of the modern world. While once a niche language, Kotlin is quickly growing and has many companies switching from Java to Kotlin.

In fact, Google announced in 2017 that it would officially support Kotlin, rather than Java, as the main language for Android development.

Now more and more companies are looking for Kotlin developers. Today, we’ll help you transition to this new language by highlighting the differences and syntax of each fundamental Kotlin concept.

Here’s what we’ll…

Ace the Apple technical interview through design, behavioral, graph questions, and more

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Working at Apple is a dream for many developers — but preparing for coding interviews is no easy task. To make your life easier, we’ve compiled the top 30 interview questions you can expect during a technical interview with Apple.

We start with an overview of the interview process for software engineering and then break down the top Apple interview questions with in-depth code solutions and complexity measures. We’ll offer our solutions in C++.

This guide at a glance:

  • Apple interview process overview
  • Arrays and graphs questions
  • Linked Lists questions
  • Trees questions
  • Strings questions
  • Dynamic programming questions
  • Math, stats, and…

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D3.js is a powerful JavaScript library for data visualization. Unlike many data visualization tools that use Python, D3.js is entirely controlled with front-end skills like JavaScript, CSS, and HTML. With JS driven code, built-in rending functionalities, and automatic animation, D3 has consistently stood out as the best data visualization tool for front-end developers.

Today, we’ll help you get started with D3.js components and give you hands-on practice with creating your first visualizations.

Here’s what we’ll cover today:

  • What is D3.js?
  • D3.js environment setup
  • Fundamental components of D3.js
  • Data visualization examples
  • Advanced concepts to learn next

What is D3.js?

D3.js (Data-Driven-Documents) is an open-source…

Next.js tutorial with examples

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Next.js is a React front-end framework that lets you optimize performance and user experience through additional pre-rendering features like out-of-the-box server-side rendering and static generation. Next.js is used by full-stack developers to build reactive websites as it requires a good understanding of both client-side React and server-side architectures.

Today, we’ll help you get started with Next.js by covering the main concepts you need to know before you start building optimized sites.

Here’s what we’ll cover today:

  • What is Next.js?
  • Next.js example
  • Get started with Next.js
  • Projects to build with Next.js

What is Next.js?

Next.js is an open-source React front-end framework that adds additional…

Syntax, salient features, and advanced features

decorative graphic with name “YAML” and coding symbols
decorative graphic with name “YAML” and coding symbols
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YAML is a data serialization language that allows you to store complex data in a compact and readable format. It’s important for DevOps and virtualization because it’s essential in making efficient data management systems and automation.

While often overlooked by developers, it’s a powerful and simple tool that can greatly improve your job prospects with just a couple of hours of learning.

Today, we’ll help you learn YAML fast with a hands-on tutorial, and we’ll explore how you can use it in your next data-driven solution.

Here’s what we’ll cover today:

  • What is YAML?
  • Salient Features of YAML
  • YAML Syntax

As we begin planning for a post-pandemic world, L&D must be part of our vision. Let’s discuss five L&D trends to look for in 2021 and beyond.

The role of learning and development (L&D) in the corporate environment became more important than ever when the 2020 pandemic hit. L&D has broadened to be one of the top business agendas across the board, as teams everywhere rush to support unprecedented changes to their organizations.

In fact, according to LinkedIn’s 2021 Workplace Learning Report, two top areas of focus for L&D programs are reskilling and virtual onboarding.

As organizations are forced to rethink how their teams meet goals, ongoing training and reskilling initiatives have become integral, facilitated by the digitalization of L&D programs. As we begin planning for a…

Today, we will walk through a detailed PM career guide and examine some common career paths and tips to help reach your goals.

Becoming a product manager (PM) is a dream for many software developers. This role requires no coding but still allows you to work with modern technologies and build powerful products. Product management is all about having vision, managerial finesse, and the ability to see a project to the completion.

The role of PM varies widely depending on a number of factors, and there is no golden ticket to landing this role, making it hard to know how to get started. If you are considering pursuing a PM role, you’re in the right place. …

The Educative Team

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