Oliver Jumpertz

16 min read

Cover image for How to Write Files in Rust

Oliver Jumpertz

May 19 '23

How to Write Files in Rust

#rust #programming #beginners

7 min read

Cover image for How to Read Files in Rust

Oliver Jumpertz

May 7 '23

How to Read Files in Rust

#rust #beginners #programming #tutorial

10

6 min read

Cover image for Your Guide To Computer Science Fundamentals

Oliver Jumpertz

Nov 23 '22

Your Guide To Computer Science Fundamentals

#computerscience #beginners

15 min read

Cover image for The Ultimate Smart Contract Developer Roadmap

Oliver Jumpertz

Feb 7 '22

The Ultimate Smart Contract Developer Roadmap

#web3 #solidity #roadmap

31

9 min read

Cover image for Thirteen Incredible GitHub Repositories To Leverage Your Blockchain Learning

Oliver Jumpertz

Jan 1 '22

Thirteen Incredible GitHub Repositories To Leverage Your Blockchain Learning

#blockchain #web3

51

5 min read

Cover image for 10 Important Array Methods In JavaScript Explained

Oliver Jumpertz

Dec 21 '21

10 Important Array Methods In JavaScript Explained

#javascript

5

12 min read

Cover image for Why talking about your current salary with recruiters and in interviews is a horrible idea

Oliver Jumpertz

Aug 23 '21

Why talking about your current salary with recruiters and in interviews is a horrible idea

#interview #techinterview

6 min read

Cover image for Exposing your greatest weakness in an interview

Oliver Jumpertz

Aug 5 '21

Exposing your greatest weakness in an interview

#interview #techinterview

4 min read

Cover image for That one obvious interview question that can cost you some nerves

Oliver Jumpertz

Aug 3 '21

That one obvious interview question that can cost you some nerves

#interview #techinterview

4 min read

Cover image for How to react when asked to rate your skills in an interview

Oliver Jumpertz

Aug 1 '21

How to react when asked to rate your skills in an interview

#interview #techinterview

6 min read

Cover image for How to tackle the dreaded question "Why should we hire you?" in your next interview

Oliver Jumpertz

Jul 30 '21

How to tackle the dreaded question "Why should we hire you?" in your next interview

#interview #techinterview

6 min read

Cover image for You might undersell yourself by giving yourself the wrong title

Oliver Jumpertz

Jul 27 '21

You might undersell yourself by giving yourself the wrong title

#interview #techinterview

3 min read

Cover image for That one common interview question most interviewees hate

Oliver Jumpertz

Jul 23 '21

That one common interview question most interviewees hate

#interview

6 min read

Cover image for One of the most important interview questions many interviewees fail to answer correctly

Oliver Jumpertz

Jul 20 '21

One of the most important interview questions many interviewees fail to answer correctly

#interview #techinterview

14

6 min read

Oliver Jumpertz

Jul 12 '21

React's useEffect Hook

#react #javascript

56

3 min read

Cover image for An Introduction To WebAssembly

Oliver Jumpertz

Jul 6 '21

An Introduction To WebAssembly

#webassembly

4 min read

Cover image for The 10 Most Valuable Lessons I Learned As A Developer

Oliver Jumpertz

Jun 28 '21

The 10 Most Valuable Lessons I Learned As A Developer

#personal #growth #selfimprovement #programming

8 min read

Cover image for How To Set Up A Solidity Project And Create Your First Smart Contract

Oliver Jumpertz

Jun 14 '21

How To Set Up A Solidity Project And Create Your First Smart Contract

#solidity #smartcontract #blockchain

63

14 min read

Cover image for Solidity Quick Tip: Efficiently Swap Two Variables

Oliver Jumpertz

Jun 13 '21

Solidity Quick Tip: Efficiently Swap Two Variables

#solidity #blockchain #smartcontract

2 min read

Cover image for JavaScript Quick Tip: Quickly Filter Out All Falsy Values From An Array

Oliver Jumpertz

Jun 11 '21

JavaScript Quick Tip: Quickly Filter Out All Falsy Values From An Array

#javascript #typescript

11

2 min read

Cover image for JavaScript Quick Tip: Make Function Arguments Required With Default Parameters

Oliver Jumpertz

Jun 11 '21

JavaScript Quick Tip: Make Function Arguments Required With Default Parameters

#javascript #typescript

2 min read

Cover image for JavaScript Quick Tip: Quickly Get All Unique Values From An Array

Oliver Jumpertz

Jun 10 '21

JavaScript Quick Tip: Quickly Get All Unique Values From An Array

#javascript #typescript

2 min read

Cover image for JavaScript Quick Tip: The Nullish Coalescing Operator

Oliver Jumpertz

Jun 4 '21

JavaScript Quick Tip: The Nullish Coalescing Operator

#javascript #typescript

6

2 min read

Cover image for JavaScript Quick Tip: Create A Cancelable Promise Delay

Oliver Jumpertz

May 29 '21

JavaScript Quick Tip: Create A Cancelable Promise Delay

#javascript

2 min read

Cover image for Distributed Consensus - Proof of Stake

Oliver Jumpertz

Apr 30 '21

Distributed Consensus - Proof of Stake

#blockchain #crypto #algorithms

6

3 min read

Cover image for Distributed Consensus - Proof-of-Work

Oliver Jumpertz

Apr 30 '21

Distributed Consensus - Proof-of-Work

#blockchain #cryptocurrency #algorithms

4 min read

Cover image for 6 Tips To Improve Your Review Process

Oliver Jumpertz

Mar 6 '21

6 Tips To Improve Your Review Process

#softwaredevelopment #softwareengineering #codereview

15

3 min read

Cover image for An Introduction To Blockchain Technology

Oliver Jumpertz

Feb 27 '21

An Introduction To Blockchain Technology

#blockchain #introduction #overview

6 min read

Oliver Jumpertz

Feb 7 '21

Want To Get Hired? - Optimize Your LinkedIn Profile

#jobsearch #codenewbie

3 min read

Cover image for An Introduction To Svelte

Oliver Jumpertz

Feb 6 '21

An Introduction To Svelte

#javascript #svelte #webdev

47

4 min read

Cover image for Data Science And Machine Learning In JavaScript

Oliver Jumpertz

Feb 5 '21

Data Science And Machine Learning In JavaScript

#javascript #datascience #machinelearning

2 min read

Cover image for An Introduction To The Jamstack

Oliver Jumpertz

Feb 4 '21

An Introduction To The Jamstack

#javascript #jamstack #webdev

5

4 min read

Oliver Jumpertz

Jan 24 '21

An Introduction To Rust

#rust #programming #introduction #codenewbie

4 min read

Cover image for Never Answer What Your Current Salary Is In An Interview - Here Is Why

Oliver Jumpertz

Jan 10 '21

Never Answer What Your Current Salary Is In An Interview - Here Is Why

#interview #generaladvice #interviewing #jobhunt

2 min read

Cover image for The Moving Average (Simple And Exponential) - Theory, Math, And Implementation In JavaScript

Oliver Jumpertz

Jan 8 '21

The Moving Average (Simple And Exponential) - Theory, Math, And Implementation In JavaScript

#javascript #finance #math

8 min read

Cover image for Simple Linear Regression - Theory, Math, And Implementation In JavaScript

Oliver Jumpertz

Jan 6 '21

Simple Linear Regression - Theory, Math, And Implementation In JavaScript

#javascript #datascience #howto #codenewbie

7 min read

Cover image for How The Abstract Equality Comparison (==) In JavaScript Works

Oliver Jumpertz

Jan 2 '21

How The Abstract Equality Comparison (==) In JavaScript Works

#javascript #typescript #codenewbie

6 min read

Cover image for DIP - The Dependency Inversion Principle

Oliver Jumpertz

Dec 31 '20

DIP - The Dependency Inversion Principle

#cleancode #programming #codenewbie #solid

3 min read

Cover image for ISP - The Interface Segregation Principle

Oliver Jumpertz

Dec 31 '20

ISP - The Interface Segregation Principle

#cleancode #codenewbie #programming #solid

3 min read

Cover image for LSP - The Liskov Substitution Principle

Oliver Jumpertz

Dec 31 '20

LSP - The Liskov Substitution Principle

#cleancode #programming #codenewbie #solid

3 min read

Cover image for OCP - The Open-Closed Principle

Oliver Jumpertz

Dec 31 '20

OCP - The Open-Closed Principle

#cleancode #codenewbie #programming #solid

6

3 min read

Cover image for SRP - The Single Responsibility Principle

Oliver Jumpertz

Dec 30 '20

SRP - The Single Responsibility Principle

#cleancode #solid #codenewbie #programming

3 min read

Cover image for Indenting JSON.stringify’s Output

Oliver Jumpertz

Dec 29 '20

Indenting JSON.stringify’s Output

#javascript #codenewbie #programming #howto

13

2 min read

Cover image for 7 Steps To Follow During Your System Design Interview To Help You Ace That Round

Oliver Jumpertz

Dec 29 '20

7 Steps To Follow During Your System Design Interview To Help You Ace That Round

#interview #systemdesign #howto #systemdesigninterview

12

7 min read

Cover image for DRY - Don’t repeat yourself

Oliver Jumpertz

Dec 28 '20

DRY - Don’t repeat yourself

#cleancode #codenewbie #programming #javascript

3 min read

Cover image for Building A Containerized Lambda Function

Oliver Jumpertz

Dec 23 '20

Building A Containerized Lambda Function

#aws #javascript #serverless

6 min read

Cover image for A Gentle Introduction To Kubernetes

Oliver Jumpertz

Dec 22 '20

A Gentle Introduction To Kubernetes

#kubernetes #cloudnative #cloudskills

26

6 min read

Cover image for How AWS Lambda Works Under The Hood

Oliver Jumpertz

Dec 21 '20

How AWS Lambda Works Under The Hood

#aws #cloud #faas #lambda

103

4 min read

Cover image for XOR, bitwise XOR and using it to solve an algorithm challenge

Oliver Jumpertz

Jun 19 '20

XOR, bitwise XOR and using it to solve an algorithm challenge

#typescript #tutorial #javascript

5 min read

Cover image for Setting up Jenkins to handle GitHub Pull Requests

Oliver Jumpertz

Jun 18 '20

Setting up Jenkins to handle GitHub Pull Requests

#devops

42

9 min read

Cover image for Making good use of // @ts-expect-error in TypeScript

Oliver Jumpertz

Jun 11 '20

Making good use of // @ts-expect-error in TypeScript

#typescript #tutorial

25

4 min read

Oliver Jumpertz

Sep 21 '19

Using multiple working trees in Git

#git #tutorial #productivity

96

3 min read

Oliver Jumpertz

Sep 15 '19

Building a project with TypeScript, Express, Mocha and Chai

#programming #typescript #tutorial

47

7 min read

Oliver Jumpertz

Sep 2 '19

Try not to clutter your git history

#git

13 min read

Oliver Jumpertz

Aug 31 '19

You should consider adding more detail to your commit messages

#git #programming

54