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All-in-one basics class for every developer's practice

Regardless of the field! This is a lecture that covers the core fundamentals that developers must know in practice in an easy + code-oriented way. I highly recommend this lecture to all junior developers and job seekers who want to grow.

(4.7) 44 reviews

1,302 learners

  • grab
테스트 코드
oop
Software Test
Architecture
Git
Python

Reviews from Early Learners

What you will learn!

  • Clean code core

  • Object-oriented programming and refactoring

  • How to write test code for practical use

  • Software Architecture Fundamentals and Patterns (Clean Architecture)

  • Git practical usage

  • Development knowledge you need to know in practice

Master the fundamentals of practical work

"By any chance... you're not squeezing it like the one on the left...?"

From the lecture "Learn Clean Code for Immediate Use - Improving Readability"

From the lecture 'The 5 Principles of Object-Oriented Design: SOLID - OCP (Open Closed Principle)'

What is practical for developers ?
What does it mean? 🤔

I remember when I was studying development on my own and then got a job as a developer intern at an IT company.
With a trembling heart, I added some features to a web project I was working on. To speed up development, like when I worked alone, I concentrated the code in a single function or class and didn't even write separate tests. However, after receiving numerous code reviews, I realized how much more important it is to keep in mind when writing code in the field.

Oh, I missed so much!

Nowadays, when developing a project at a company, we carefully separate the responsibilities of components according to requirements and write test code for the main logic. This makes the software safer to operate and maintain, and reduces the time other developers spend reading the code. Therefore, companies require multiple developers to collaborate , and the fundamentals of writing sustainable code that ensures stable service operation are considered crucial.

So, what are the fundamental skills developers need in the field? Of course, proficiency in using frameworks and libraries appropriate for the development field is crucial, but competencies that support the development of sustainable software, such as writing test code and object-oriented programming, are also crucial.


Essential for practical use
So that you can learn the basics 💪

The lectures are centered around code and practice, not rigid theory. 👨‍💻

From the lecture material, "Building the Basics of Writing Test Code - Understanding the Types of Test Doubles"

From the lecture material, "Basic Development Knowledge You Need to Know at Work - Multi-Threading and Multi-Processing"

If you Google topics like SOLID, concurrency, and test mocking, you'll find many articles written with theory and difficult terminology. This course focuses on appropriate examples and code to facilitate an easy-to-understand understanding of these concepts.

  • ✅ Most of the course materials are code-centric to help you understand the concepts easily.
  • ✅ You can practice object-oriented programming, test code, and software architecture patterns through three projects .

After listening to the lecture
You can be one step ahead 🚩

Please check the Before & After !

These fundamental skills don't naturally develop just from working at a company. It takes constant effort and time to learn and improve your code. I believe this course will help lay the foundation for your future growth. 😊


The curriculum
Check it out! 📚

#1.
Ready to use
Learn about Clean Code

Let's learn about the clean code that can be quickly applied with code examples.

  • Naming, Annotations & Formatting
  • Functions & Classes
  • Error handling
  • Increase readability

#2.
object-oriented
Programming
Strengthening the core

Learn the four characteristics and core concepts of object-oriented programming (dependency, cohesion, coupling, etc.) with code examples.

  • The trends and differences between procedural, object-oriented, and functional programming.
  • Learn core concepts for object-oriented programming.
  • A Before & After Look at the Five Principles of Object-Oriented Design: SOLID
  • (Practice) Writing object-oriented code while refactoring legacy code

#3.
Test code
For writing
Building basic skills

Learn the basic concepts for writing test code that you need to know in practice, along with code.

  • Understanding Testing Basics
  • Test types (Unit, Integration, E2E)
  • Test doubles to replace external dependencies
  • (Practice) Writing your own unit tests and integration tests and replacing external dependencies.

#4.
Better code
For design,
Software architecture
Understanding the Basics and Patterns

Learn why software architecture is necessary for better code design and explore representative architectural patterns. Then, we'll design a project together, separating layers and considering dependency orientation.

  • Why Software Architecture Is Needed
  • Representative software architecture patterns - layered architecture, hexagonal architecture, and clean architecture.
  • (Practice) Building a Project Using Clean Architecture and Test Code

#5.
At the company
Things to know
Development knowledge

Learn about development knowledge that would be useful to know at work.

  • Running programs efficiently (parallelism and concurrency, synchronous and asynchronous, etc.)
  • Deploy programs easily and quickly (virtualization technology, CI/CD, etc.)
  • Understanding the core elements of the service, including membership registration and login (cookies, sessions, authentication, etc.)

#6.
Git, essential for collaboration

Often in practice
Commands used

Let's learn the basic concepts of Git and commands frequently used in practice.

  • Understanding Git's Workspaces and Branches
  • Learn commands frequently used in practice (rebase, squash merge, reflog, etc.)
  • Handling merge conflicts

Special benefits of this course ✔️

First, clearly state the reason why it is necessary and explain it in an easy-to-understand way.

    • Start by clearly defining the situations and reasons why you need to learn the concepts.
    • We will explain how the concepts are used in the field.
    • Most of them are code-centric, explaining concepts and breaking them down into easy-to-understand explanations.

Second, we teach in Python, an intuitive and easy-to-understand language.

    • The course is structured so that even those who don't know Python can easily understand it.
    • We utilize only the minimum Python syntax necessary to teach concepts. Therefore, if you're familiar with at least one programming language, you should have no trouble following the course.

Third, we provide a collection of materials with detailed explanations and code examples that form the core of all lectures.

Check out the lecture for more details 🙂


Knowledge sharer Grab 's
Special course review 📍

This is a review of the last lecture, a real introductory all-in-one development class for non-majors and an A to Z of all development knowledge needed to survive in an IT company .


Frequently Asked Questions
If you're curious? 💬

Q. I'm new to development. Can I listen to this?

Unfortunately, this course requires proficiency in one programming language. It's also recommended for those who have experience working on at least one toy project using classes.

Q. I don't know much about Python. Is that okay?

It is sufficient if you are familiar with other programming languages.
When filming this lecture, I considered Python as a tool for teaching. Therefore, I explained the concepts using only the bare minimum of Python syntax. I'm also providing a quick guide to the grammar elements you should learn in the beginning.

Recommended for
these people

Who is this course right for?

  • Beginner developers who want to create a differentiated development portfolio

  • New developer who wants to quickly adapt to practical code at the company

  • Junior developer who wants to grow one step further

Need to know before starting?

  • Experience in one or more projects

  • Passion to grow

Hello
This is

9,531

Learners

547

Reviews

936

Answers

4.7

Rating

5

Courses

학습과 성장에 관심이 많은 개발자&크리에이터 그랩입니다.

 

[이력]

現) Project Pluto Tech Lead
前) 쏘카 데이터 엔지니어 (다수 프로젝트 리드)
前) 그로스 컨설팅 팀 '해킹그로스' 엔지니어
前) 클래스 101 백엔드 엔지니어
前) Microsoft 개발자대회 Imagine Cup 한국 1등 선발
前) 지식공유 스타트업 '원더풀램프' 창업
前) 3D 디스플레이 스타트업 'Tomorrance' 창업


[대외 활동 내역]
마이리얼트립 임직원 대상 개발지식 현장 강의
픗픗 아카데미 IT 개발자를 위한 개발지식 현장 강의
리디셀렉트 IT 비개발자를 위한 개발지식 연재
클래스101 개발자 입문 강의 촬영
IT 개발자와 일할 때 필요한 모든 개발지식 실시간 강의
에듀테크 기업 '스펙업 애드' 임직원 50명 대상 안드로이드 단체 강의

[운영 채널]
뉴스레터 - 그랩의 IT 뉴스레터
블로그 - 개발지식 A to Z
브런치
유튜브


그랩에 대해 더 궁금하시다면 클릭👆

Curriculum

All

82 lectures ∙ (14hr 55min)

Published: 
Last updated: 

Reviews

All

44 reviews

4.7

44 reviews

  • 네카라쿠배고고님의 프로필 이미지
    네카라쿠배고고

    Reviews 1

    Average Rating 5.0

    5

    6% enrolled

    이런 훌륭한 강의가 왜 이제야 나왔을까요;; 미리 알았더라면 더 좋은 회사에 가있을 것 같은 생각이..ㅎㅎ 주변에 잘하는 개발자 분들 보면 강의에서 다루는 역량들을 기본으로 갖추고 있는 것 같았습니다. 저도 아직 주니어 개발자지만 더 성장해서 능력있는 개발자가 되도록 할게요 고맙습니다

    • 그랩
      Instructor

      좋은 피드백 감사합니다 :) 결국 성장하기 위해선, 좋은 질문을 남길 수 있어야 한다고 생각해요. 좋은 질문일 수록 이를 해결하는 과정에서 더 얻는 게 많을 거니까요. 저는 이 강의를 수강하고 나면 적어도 이전보다 본인의 개발 학습에 있어 좋은 질문들을 남길 수 있을 것이라고 확신합니다! 강의 끝까지 잘 수강하시고 현재 책 선물 이벤트도 놓치지 않으셨으면 합니다:) 새해 복 많이 받으시고 취뽀 응원합니다!

  • drather님의 프로필 이미지
    drather

    Reviews 8

    Average Rating 5.0

    5

    100% enrolled

    이 강의를 들으며 습득한 내용을 바탕으로 업무를 수행하니 회사분들이 칭찬해주셨습니다. 감사합니다.

    • 그랩
      Instructor

      이 강의가 도움이 되었다니 정말 다행입니다 😁 앞으로도 공부하시면서 모르는 내용 있으면 편하게 물어봐주세요 :)

  • 철이님의 프로필 이미지
    철이

    Reviews 2

    Average Rating 5.0

    5

    24% enrolled

    안녕하세요 컴공 졸업생으로서 그동안 부족했던 부분들을 이 강의를 통해서 한번에 해결할 수 있었습니다. 앞으로도 좋은 강의 많이 부탁드립니다

    • 그랩
      Instructor

      감사합니다 :) 공부하시면서 헷갈리는 부분은 편하게 질문 남겨주세요!

  • 승준님의 프로필 이미지
    승준

    Reviews 1

    Average Rating 5.0

    5

    100% enrolled

    컴공 졸업하고 다른 일하다 다시 진입하는데 큰 도움이 되었어요

    • 그랩
      Instructor

      강의가 도움이 되었다니 다행입니다 ㅎㅎ 앞으로 더욱 빠르게 성장하시길 기대하겠습니다 👍🏻

  • Yoon님의 프로필 이미지
    Yoon

    Reviews 1

    Average Rating 5.0

    5

    50% enrolled

    진짜진짜진짜 도움 많이 됩니다ㅠㅠ 출근길에 강의 듣다가 감동해서 수강평 남기러 왔습니다. 이제 절반정도 들었는데 소규모 스타트업에서 사수없이 혼자 개발하며 갈피를 못잡던 제게 한줄기 빛과 같은 강의입니다. 강의를 보며 아 원래는 이렇게 해야되는거구나 많이 깨닫습니다. 강사님 복 많이 받으시고 돈고 많이 버시고 행복하세요🤸‍♀️🤸

    $127.60

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