Walk on the web flow 20230502

Architecture

Design a URL Shortening service

• https://www.designgurus.io/course-play/grokking-the-system-design-interview/doc/638c0b5dac93e7ae59a1af6b

Some old but reference Design pattern resources

• Portland pattern repository : https://wiki.c2.com/?PortlandPatternRepository
• Doug Lea pattern FAQ : https://web.archive.org/web/20190416101625/http:/g.oswego.edu/dl/pd-FAQ/pd-FAQ.html

Why package by features ?

• http://www.javapractices.com/topic/TopicAction.do?Id=205

Architecture and functionnal programming

• https://www.infoq.com/news/2023/04/late-arch-functional-programming/

History of a migration from PostgreSQL to Snowflake

• https://medium.com/wttj-tech/from-postgresql-to-snowflake-a-data-migration-story-5fd17f778019

Some Java20 statistics

• https://dzone.com/articles/fun-statistics-about-jdk-20

Design your Rate limiter

• https://medium.com/@abhishekranjandev/designing-a-rate-limiter-3495c26d614e

Kubernetes design pattern

• https://javarevisited.blogspot.com/2023/05/20-kubernetes-design-pattern-every.html

Dev

Loom and virtual thread, new era of concurrency :

• https://speakerdeck.com/bazlur_rahman/virtual-thread-ushering-a-new-era-of-concurrency

Java secret for elegant low latency

• https://www.youtube.com/watch?v=UhfUNqFDzog

Troubleshooting Native Memory Issues in Java Applications

• https://www.youtube.com/watch?v=NI16bqeGv7U

Functionnal programming pattern (quite old, java 8)

• https://dzone.com/articles/functional-programming-patterns-with-java-8

Simulate your Java bug to explore them

• https://github.com/ycrash/buggyapp
• https://blog.ycrash.io/2020/10/26/buggy-app-simulate-performance-problems/

Introduction to Graph theory

• https://www.youtube.com/watch?v=eQA-m22wjTQ&list=PLDV1Zeh2NRsDGO4–qE8yH72HFL1Km93P&index=2

Some Java User Group youtube channels :

• JUG switzerland : https://www.youtube.com/c/JavaUserGroupSwitzerland/videos
• JUG NY https://www.youtube.com/@NYJavaSIG/videos
• Paris JUG https://www.youtube.com/@ParisJUG/videos

Zoom on Kata Trivia :

• Live coding part 1 : https://www.youtube.com/watch?v=iOYsxBvMkLk
• Live coding part 2 : https://www.youtube.com/watch?v=OVqnQ0xxx0I&t=469s
• Live coding Trivia : https://github.com/victorrentea/kata-trivia-java
• Another Trivia repo https://github.com/jbrains/trivia

Clean code Two Decades Later

• https://www.youtube.com/watch?v=6va1hAyh-M8

Paris Devoxx 2023 quick selection :

• DNS : https://www.youtube.com/watch?v=WvcY1E-bqf4
• IPFS : https://www.youtube.com/watch?v=kQOkTet31gY
• All of them by playlist : https://www.youtube.com/@DevoxxFRvideos/playlists

Train your IDE knowledge regarding refactoring

• Refactoring kata : https://github.com/AnnaWeakclaw/refactoringGolf

Chicago school or london school in your TDD ?

• introduction https://dev.to/hiboabd/a-beginners-explanation-of-the-chicago-london-approaches-4o5f
• Rest service TDD in Chicago school : https://github.com/eggstrema/chicago-school-rest-service
• Rest service TDD in London school : https://github.com/eggstrema/london-school-rest-service
• Slides Mockist vs Classicists: https://www.slideshare.net/davidvoelkel/mockist-vs-classicists-tdd
• Mockist vs Classicists repository : https://github.com/Egga-zz/tdd-stylez

One more craft item, TCR workflow (Test, Commit, Revert)

• Original Kent Beck post : https://medium.com/@kentbeck_7670/test-commit-revert-870bbd756864
• TCR with Intellij : https://leeturner.me/posts/tooling-up-tcr-intellij/
• Article TCR extrem CI https://blog.zenika.com/2019/01/23/tcr-et-lextreme-integration-continue/
• TCR Workshop : https://github.com/islomar/tcr-workshop

Build your SpringBoot microservice with ChatGPT

• https://foojay.io/today/java-developer-vs-chatgpt-part-i-writing-a-spring-boot-microservice/

And to go further with ChatGPT :

• How ChatGPT Works Technically https://www.youtube.com/watch?v=bSvTVREwSNw
• Andrew Ng course, ChatGPT Prompt Engineering for Developers https://www.deeplearning.ai/short-courses/chatgpt-prompt-engineering-for-developers/

Why OAuth still hard ?

• https://www.nango.dev/blog/why-is-oauth-still-hard

Java reflection performance with Ben Evans

• https://blogs.oracle.com/javamagazine/post/java-reflection-performance

Tool

Search in Maven central with Cli

• https://github.com/mthmulders/mcs

Maven Toolchain, to let you compiling Sources Using A Different JDK guide of the Maven Compiler Plugin starts with

• https://maarten.mulders.it/2021/03/introduction-to-maven-toolchains/

Capture GC, threaddump, ps, top, … and so on to analyze (done in Go)

• https://github.com/ycrash/yc-data-script

Datasette dashboard to get quick overview of your dataset meta data

• https://github.com/rclement/datasette-dashboards

Cli tool

• https://github.blog/2023-04-26-cli-tricks-every-developer-should-know/

ModiTect, Tooling for the Java Module System

• https://github.com/moditect/moditect

Online service to facilitate Mob programming

• https://mobti.me/
• https://github.com/mobtimeapp/mobtime

Various

Some interview resources

• Insight from google interviewer : https://levelup.gitconnected.com/why-i-keep-failing-candidates-during-google-interviews-dc8f865b2c19
• Coding pattern of interview problems : https://www.designgurus.io/blog/dont-just-leetcode
• Problems set : https://cses.fi/problemset/list
• Problems set by types : https://neetcode.io/roadmap
• Competitive programmer handbook : https://cses.fi/book/book.pdf

Database of databases (existing DB SQL, NoSQL and more)

• https://dbdb.io

Langague and the way you think impact (Lera Boroditsky) :

• Intro : https://www.youtube.com/watch?v=VHulvUwgFWo
• https://www.youtube.com/watch?v=I64RtGofPW8

Professionals computer science collection of conferences

• https://conf.researchr.org/

For curious existing Github badges (unofficial)

• https://github.com/drknzz/GitHub-Achievements

Devops, DORA metrics

• https://dev.to/maximwheatley/an-open-source-solution-to-dora-devops-metrics-72l