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Geoffrey Kim

🧑‍💻 Software Engineer

Location Seoul, South Korea Joined Joined on  Personal website https://www.linkedin.com/in/jwkim-dev/ github website twitter website

Education

Anywhere | Chungnam National University

Pronouns

he/him

Work

Freelancer

A Deep Dive into Cryptographic Random Number Generation: From OpenSSL to Entropy
mochafreddo profile

A Deep Dive into Cryptographic Random Number Generation: From OpenSSL to Entropy

#cryptographicrandomness #entropymanagement #quantumcryptography #securitybestpractices
1
Comments
21 min read

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Enhancing Docker Security: The Power of Non-Root Users
mochafreddo profile

Enhancing Docker Security: The Power of Non-Root Users

#dockersecurity #containerbestpractices #nonrootusers #devsecops
Comments
4 min read
Nginx Generic Hash Load Balancing: A Comprehensive Guide
mochafreddo profile

Nginx Generic Hash Load Balancing: A Comprehensive Guide

#nginx #loadbalancing #webperf #serverarchitecture
2
Comments
3 min read
Resolving Styled-Components Warning: Unknown Prop 'category' on DOM Element
mochafreddo profile

Resolving Styled-Components Warning: Unknown Prop 'category' on DOM Element

#react #styledcomponents #typescript #webdev
Comments
5 min read
eBPF: Revolutionizing Linux Kernel Programming
mochafreddo profile

eBPF: Revolutionizing Linux Kernel Programming

#ebpf #linux #kernel #networking
1
Comments
3 min read
A Comprehensive Guide to Using Footers in Conventional Commit Messages
mochafreddo profile

A Comprehensive Guide to Using Footers in Conventional Commit Messages

#git #versioncontrol #softwareengineering #conventionalcommits
3
Comments
2 min read
Improving CSS Loading in React Applications: Avoiding `@import` in `createGlobalStyle`
mochafreddo profile

Improving CSS Loading in React Applications: Avoiding `@import` in `createGlobalStyle`

#react #styledcomponents #webperf #cssom
Comments
3 min read
Handling React Warnings: Filtering Props in Styled Components
mochafreddo profile

Handling React Warnings: Filtering Props in Styled Components

#react #styledcomponents #performance #codemaintainability
Comments
2 min read
Understanding API Keys, JWT, and Secure Authentication Methods
mochafreddo profile

Understanding API Keys, JWT, and Secure Authentication Methods

#authentication #security #jwt #apikeys
4
Comments
3 min read
How to Ensure Docker Compose Uses Environment Variables from the `.env` File
mochafreddo profile

How to Ensure Docker Compose Uses Environment Variables from the `.env` File

#docker #environmentvariables #dockercompose #devops
Comments
2 min read
How to Switch from HTTPS to SSH for GitLab Repositories
mochafreddo profile

How to Switch from HTTPS to SSH for GitLab Repositories

#git #ssh #versioncontrol #programmingtips
4
Comments
2 min read
Moving Work from the Main Branch to a New Branch in Git
mochafreddo profile

Moving Work from the Main Branch to a New Branch in Git

#git #versioncontrol #softwaredevelopment #programmingtips
Comments
2 min read
Understanding the Structural Differences Between BSD-based Kernels and Linux Kernels
mochafreddo profile

Understanding the Structural Differences Between BSD-based Kernels and Linux Kernels

#bsd #kernel #linux #os
3
Comments
4 min read
Understanding Docker Containers: Leveraging Linux Kernel's Namespaces and cgroups
mochafreddo profile

Understanding Docker Containers: Leveraging Linux Kernel's Namespaces and cgroups

#docker #linux #kernel #containerization
5
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3 min read
Running Docker on macOS Without Docker Desktop
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Running Docker on macOS Without Docker Desktop

#docker #macos #virtualization #devops
61
Comments 1
2 min read
How to Manage and Migrate Docker Volumes for PostgreSQL
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How to Manage and Migrate Docker Volumes for PostgreSQL

#docker #postgres #datamigration #devops
2
Comments
2 min read
Understanding the Use of `flock` in Linux Cron Jobs: Preventing Concurrent Script Execution
mochafreddo profile

Understanding the Use of `flock` in Linux Cron Jobs: Preventing Concurrent Script Execution

#linux #cronjobs #systemadministration #scripting
2
Comments
3 min read
Understanding Remote Procedure Calls and Protocol Buffers
mochafreddo profile

Understanding Remote Procedure Calls and Protocol Buffers

#distributedsystems #microservices #grpc #protocolbuffers
Comments
3 min read
Understanding REST, GraphQL, and gRPC: A Comprehensive Comparison
mochafreddo profile

Understanding REST, GraphQL, and gRPC: A Comprehensive Comparison

#webdev #api #microservices #datacommunication
1
Comments
3 min read
Building a Modern User Permission Management System with FastAPI, SQLAlchemy, and MariaDB
mochafreddo profile

Building a Modern User Permission Management System with FastAPI, SQLAlchemy, and MariaDB

#fastapi #sqlalchemy #userauthentication #databasedesign
13
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6 min read
Setting Up and Managing Android Emulators on macOS with Homebrew
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Setting Up and Managing Android Emulators on macOS with Homebrew

#android #macos #homebrew #emulation
18
Comments 1
3 min read
Reverting File Changes in Git: A Comprehensive Guide
mochafreddo profile

Reverting File Changes in Git: A Comprehensive Guide

#git #versioncontrol #devops #programmingtips
7
Comments 1
3 min read
Understanding Webpack and Babel: Key Tools for Modern JavaScript Development
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Understanding Webpack and Babel: Key Tools for Modern JavaScript Development

#javascript #webdev #webpack #babel
2
Comments
3 min read
Managing SSH Keys Across Multiple Devices
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Managing SSH Keys Across Multiple Devices

#sshkeys #gitlab #security #devops
5
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3 min read
Resolving Docker Installation Conflicts on macOS
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Resolving Docker Installation Conflicts on macOS

#docker #macos #homebrew #devops
Comments
2 min read
Navigating Feature Deployment with Git: A Guide
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Navigating Feature Deployment with Git: A Guide

#git #versioncontrol #deployment #softwareengineering
Comments
4 min read
Decoding Numerical Representation: Floating-Point vs. Fixed-Point Arithmetic in Computing
mochafreddo profile

Decoding Numerical Representation: Floating-Point vs. Fixed-Point Arithmetic in Computing

#computerscience #programming #softwareengineering #numericcomputing
4
Comments
6 min read
Resolving Node.js and npm Issues on macOS
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Resolving Node.js and npm Issues on macOS

#node #npm #yarn #troubleshooting
1
Comments
3 min read
Understanding Cross-Site Scripting (XSS)
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Understanding Cross-Site Scripting (XSS)

#security #xss #vulnerability #cybersecurity
5
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4 min read
Understanding and Resolving "fatal: The current branch has no upstream branch" Error in Git
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Understanding and Resolving "fatal: The current branch has no upstream branch" Error in Git

#git #branchmanagement #errorresolution #collaboration
3
Comments
3 min read
Preventing and Solving Husky Permission Denied Errors in Node.js Projects
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Preventing and Solving Husky Permission Denied Errors in Node.js Projects

#node #git #devops #troubleshooting
7
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3 min read
Finding the Optimal Bcrypt Rounds for Your Machine
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Finding the Optimal Bcrypt Rounds for Your Machine

#security #bcrypt #passwordhashing #performance
Comments
3 min read
Understanding Bcrypt Rounds: Balancing Security and Performance
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Understanding Bcrypt Rounds: Balancing Security and Performance

#security #bcrypt #hashing #passwordprotection
Comments
2 min read
PostgreSQL vs MySQL: An In-depth Comparison
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PostgreSQL vs MySQL: An In-depth Comparison

#postgres #mysql #database #sql
1
Comments
4 min read
Secure and Efficient Administrator Management in Modern Applications
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Secure and Efficient Administrator Management in Modern Applications

#security #devops #webdev #bestpractices
1
Comments
2 min read
Refactoring Legacy Code: A Methodical Approach
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Refactoring Legacy Code: A Methodical Approach

#coderefactoring #softwaremaintenance #legacycode #bestpractices
Comments
3 min read
The Art of Writing Clean Code: A Guide for Developers
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The Art of Writing Clean Code: A Guide for Developers

#cleancode #softwaredevelopment #programmingbestpractices #codequality
Comments
4 min read
Understanding the Differences: MongoDB vs. Relational Databases
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Understanding the Differences: MongoDB vs. Relational Databases

#nosql #mongodb #relationaldatabases #databasedesign
Comments
2 min read
Handling Local Dates in JavaScript with `formatDateToLocalISO`
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Handling Local Dates in JavaScript with `formatDateToLocalISO`

#javascript #datehandling #webdev #timezonemanagement
1
Comments
2 min read
Managing Time Zones in Linux and MySQL
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Managing Time Zones in Linux and MySQL

#linux #mysql #timezonemanagement #serverconfiguration
Comments 2
4 min read
Managing Logs with PM2 and pm2-logrotate
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Managing Logs with PM2 and pm2-logrotate

#node #pm2 #logging #devops
6
Comments
2 min read
Managing Dependencies with Yarn PnP: To Commit or Not to Commit the `.yarn` Folder?
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Managing Dependencies with Yarn PnP: To Commit or Not to Commit the `.yarn` Folder?

#dependencymanagement #versioncontrol #softwaredevelopment #yarnpnp
Comments
2 min read
Understanding Async/Await and Promises in JavaScript and TypeScript
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Understanding Async/Await and Promises in JavaScript and TypeScript

#javascript #typescript #asyncawait #promises
8
Comments
3 min read
Configuring Neovim with `init.lua`: A Comprehensive Guide
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Configuring Neovim with `init.lua`: A Comprehensive Guide

#neovim #lua #pluginmanagement #codingefficiency
24
Comments 1
3 min read
Embracing Efficiency: Yarn Berry vs. pnpm and the Power of Monorepos
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Embracing Efficiency: Yarn Berry vs. pnpm and the Power of Monorepos

#yarn #pnpm #monorepo #packagemanagement
Comments
3 min read
Resolving Yarn Install and TypeScript Issues in a NestJS Project
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Resolving Yarn Install and TypeScript Issues in a NestJS Project

#nestjs #typescript #vscode #yarn
1
Comments
2 min read
Understanding Float vs. Double in C and C++
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Understanding Float vs. Double in C and C++

#programming #c #cpp #datatypes
Comments
2 min read
Managing Next.js and NestJS Applications in Production with PM2
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Managing Next.js and NestJS Applications in Production with PM2

#pm2 #nextjs #nestjs #node
26
Comments
3 min read
Quick Guide to Leveraging Read the Docs for Your GitHub Projects
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Quick Guide to Leveraging Read the Docs for Your GitHub Projects

#readthedocs #github #documentation #opensource
1
Comments
2 min read
How to Manage Documentation in a GitHub Repository: A Guide for Junior Developers
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How to Manage Documentation in a GitHub Repository: A Guide for Junior Developers

#github #documentation #markdown #juniordeveloper
15
Comments 7
3 min read
Understanding Synchronization and Asynchronization in Computer Science
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Understanding Synchronization and Asynchronization in Computer Science

#synchronization #asynchronization #concurrency #programminglanguages
Comments
3 min read
Demystifying CQRS for Junior Developers: A Friendly Guide
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Demystifying CQRS for Junior Developers: A Friendly Guide

#cqrs #architecture #performance #scalability
Comments
3 min read
Understanding Wireless Router Encryption: TKIP, AES, and TKIP&AES
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Understanding Wireless Router Encryption: TKIP, AES, and TKIP&AES

#tkip #aes #encryption #wirelesssecurity
1
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2 min read
Understanding WEP and WPA-PSK in Wireless Router Security
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Understanding WEP and WPA-PSK in Wireless Router Security

#wirelesssecurity #networksecurity #wpa #cybersecurity
Comments
3 min read
Understanding Passkey Formats: Passphrase and Hex for Wireless Routers
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Understanding Passkey Formats: Passphrase and Hex for Wireless Routers

#networksecurity #wifi #cybersecurity #techtips
Comments
3 min read
Understanding Null and Undefined in JavaScript and TypeScript
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Understanding Null and Undefined in JavaScript and TypeScript

#javascript #typescript #webdev #programming
2
Comments
3 min read
Diving Into Data: Understanding SQL and GraphQL for Junior Developers
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Diving Into Data: Understanding SQL and GraphQL for Junior Developers

#sql #graphql #database #api
2
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2 min read
Understanding GraphQL Mutations: A Beginner's Guide
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Understanding GraphQL Mutations: A Beginner's Guide

#graphql #webdev #api #programming
Comments
3 min read
How to Force Quit Unresponsive Applications via CLI on macOS
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How to Force Quit Unresponsive Applications via CLI on macOS

#macos #terminal #cli #productivity
8
Comments 1
2 min read
Simplifying Node.js: Understanding the `--save` Flag in NPM Install
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Simplifying Node.js: Understanding the `--save` Flag in NPM Install

#node #npm #webdev #packagemanagement
Comments
3 min read
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