
Happy Path Programming
By Bruce Eckel & James Ward

Happy Path ProgrammingApr 05, 2023

#80 Investing in Developer Tools with Renee Shah
Renee Shah is a partner at Amplify Partners, an early stage venture capital firm. We discuss some broad industry trends: Edge, Wasm, Distributed Systems, Functional Programming, and much more!
Discuss this episode: https://discord.gg/nPa76qF

#79 Domain-Driven Design and Moduliths with Oliver Drotbohm
We chat with Oliver Drotbohm about what Domain-Driven Design is and how it might intersect with Microservices, Monoliths, or Moduliths. Mentioned resources:
Parnas on modularity Chris Richardson – Introducing Assemblage - a microservice architecture definition process Spring Modulith Project Introducing Spring ModulithDiscuss this episode: https://discord.gg/nPa76qF

#78 Immutability & IDLs for Declarative Services with Jakub Kozłowski
First a short rant about mutability followed by learning about Smithy, an Interface Description Language (IDL), with Jakub Kozłowski.
Discuss this episode: https://discord.gg/nPa76qF

#77 Quarkus and Microservices with Holly Cummins
Holly Cummins, a Senior Principal Software Engineer on Quarkus at Redhat, joins us to chat about Microservices and Quarkus.
Discuss this episode: https://discord.gg/nPa76qF

#76 WebAssembly (Wasm) "The Web Finds a Way" with Vivek Sekhar
WebAssembly (Wasm) finds a way for the web to move forward to near-native performance while avoiding the limitations of JavaScript. In this episode we chat with Vivek Sekhar, a product manager on the Chrome team, about all the Wasm things and how they relate to a better foundation for cross-platform, high performance apps, in the browser, on the cloud, and maybe just everywhere.
Discuss this episode: https://discord.gg/nPa76qF

#75 Haskell "Not as Scary as You Think" with Kris Jenkins
We learn the motivations behind Haskell and why it is the pinnacle of Functional Programming from Kris Jenkins, a Developer Advocate at Confluent.
Discuss this episode: https://discord.gg/nPa76qF

#74 Developer Joy = Developer Productivity with Justin Reock
Developer Productivity Engineering (DPE) is a set of tools & practices that help engineers be more productive. We chat with Justin Reock, field CTO at Gradle, about why more organizations need DPE and what that really means. Learn more at: https://gradle.com/developer-productivity-engineering/
Discuss this episode: https://discord.gg/nPa76qF

#73 Nix - Functional Programming for Software Packaging with Domen Kožar
After being told many times that Nix is all we dream for when it comes to software packaging, we finally chat with Domen Kožar and learn all about Nix.
Discuss this episode: https://discord.gg/nPa76qF

#72 Pants Makes Developers Happier & More Productive with Benjy Weinberger
The Pants build tool is polyglot (Python, Java, Kotlin, Scala, Go, etc) and focused on helping developers be more productive and happier. We chat with a co-creator of Pants, Benjy Weinberger, about the history, motivations, and future of the build tool.
Discuss this episode: https://discord.gg/nPa76qF

#71 Functional Programming in Kotlin with Simon Vergauwen (Sorry about the terrible audio)
Simon Vergauwen shares about Arrow, a collection of Functional Programming libraries for Kotlin. Sincere apologies for Bruce & James' bad audio. We forgot to change our input device but figured we'd still publish this as it is tolerable and Simon has so much good stuff to say. (His audio is great)
Discuss this episode: https://discord.gg/nPa76qF

#70 Understanding Software Through Bees & Biology With Grace Jansen
Grace Jansen joins us to chat about how bees and biology can help us better understand software development tools & paradigms like Reactive, Kubernetes, and maybe parts of the 15 Factor App methodology (a modernized version of the Twelve-Factor App methodology).
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#69 Polymorphism Unbound
Bruce continues his archaeological dig into the foundations of mainstream programming.
Referenced blog: Why Are There Functions?
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#68 The End of Ivory Tower Architecture with Andrew Harmel-Law
Andrew Harmel-Law shares a better way to make decisions in software teams using the "Advice Process" which he has used in a number of teams resulting in happier, more productive programmers.
Discuss this episode: https://discord.gg/nPa76qF

#67 Swallowed by a Python with Luciano Ramalho
Finally Bruce gets a whole episode about Python with our friend Luciano Ramalho, author of Fluent Python. In the words of Luciano:
"Thanks James and Bruce for the most enjoyable podcast panel I ever had!"
Discuss this episode: https://discord.gg/nPa76qF

#66 The Journey to Rust with Christopher Hunt
No doubt that Rust is hot right now. We chat with Christopher Hunt about his journey through Java, Scala, and many other languages and learn why he is now using Rust.
Discuss this episode: https://discord.gg/nPa76qF

#65 Rod's Gambit - Spring, Scala, TypeScript, and Chess with Rod Johnson
Rod Johnson (creator of Spring Framework) reflects on his programming and chess journeys.
References:
ScalaDays 2013 Talk Stockfish Chess EngineDiscuss this episode: https://discord.gg/nPa76qF

#64 Building Build Tools is Hard with Josh Suereth
Bruce and James often rant about build tools but it turns out they are hard to get right. We dive into the reasons with Josh Suereth who maintained sbt (a Scala build tool) for a number of years.
Discuss this episode: https://discord.gg/nPa76qF

#63 ZIO 2 dot Ohhhhh! with Bill Frasure
Our co-author on Effect Oriented Programming, Bill Frasure, joins us to chat about his programming journey and his involvement in last week's ZIO 2.0 release.
Book repo: https://github.com/EffectOrientedProgramming/book
Discuss this episode: https://discord.gg/nPa76qF

#62 Musing About Local-First Sync & CRDTs with Mark McGranaghan
Mark McGranaghan joins us to talk about how the Muse app uses Conflict-free Replicated Data Types (CRDTs) for local-first data synchronization.
More details on Local-first: https://www.inkandswitch.com/local-first/
Referenced article about hybrid logical clocks: https://archive.jlongster.com/using-crdts-in-the-wild
Discuss this episode: https://discord.gg/nPa76qF

#61 Compassionate Communities with Tonya Moore
Tonya Moore has been helping build developer communities for years. We discuss how to deal with jerks and the importance of building on a foundation of compassion.
Referenced blog from Bill Venners: https://www.artima.com/articles/compassion-in-our-community
Discuss this episode: https://discord.gg/nPa76qF

#60 Kotlin Language Design with Roman Elizarov
Kotlin Language designer Roman Elizarov, joins us to talk about finding the right balances when designing Kotlin.
Discuss this episode: https://discord.gg/nPa76qF

#59 Goetz's Law, Dhall, and Nix (With Gabriella Gonzalez)
Gabriella Gonzalez joins to teach us about the Dhall configuration language they created and Nix.
References:
The Dhall configuration language
Henk: a typed intermediate language
The Purely Functional Software Deployment Model
Haskell for all: How to use NixOS for lightweight integration tests
How to market Haskell to a mainstream programmer
Discuss this episode: https://discord.gg/nPa76qF

#58 Scala 3: Significant indentation and other things we love (With Martin Odersky)
Martin Odersky, creator of Scala, joins us to chat about Scala, Effects, Exceptions, Experiments, and other Exciting stuff.
Discuss this episode: https://discord.gg/nPa76qF

#57 Technology Trade Offs: Python & Kotlin (With Matt Anger)
We explore with Matt Anger a blog he wrote about migrating from Python to Kotlin and the trade offs engineering teams make when deciding which technologies to use.
Discuss this episode: https://discord.gg/nPa76qF

#56 Feedback Loops & Software is Like Surgery (With Daniel Terhorst-North)
We explore with Daniel Terhorst-North how social and technical feedback loops can help us build the right thing faster.
Discuss this episode: https://discord.gg/nPa76qF

#55 Apache Kafka - Like Functional Programming but for Data (With Anna McDonald)
We chat with the Kafka Duchess, Anna McDonald, about Apache Kafka, CQRS, Event Sourcing, and of-course Functional Programming.
Note: There was a bit of echo for a few minutes but we did resolve it around 8 minutes in.
Discuss this episode: https://discord.gg/nPa76qF

#54 Flix: Designing a principled programming language with Magnus Madsen
Magnus Madsen, language designer for the Flix programming language, joins us to talk about the driving principles and innovative features of the language.
Discuss this episode: https://discord.gg/nPa76qF

#53 Open Source: Free as in Hot Dogs (With Donald Fischer)
Open Source is an essential foundation for pretty much everything. How do we fund it appropriately? What do we do about Log4Shell-types of issues? Donald Fischer of Tidelift joins us to discuss these economic and human issues.
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#52 Reveling in Nonsense With Josh Long
A stroll through 20 years of Spring with Josh Long. Also: Bruce, James, and Josh announce their new Ska band.
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#51 James' New Kotlin PM Job
Hope you all have a happy & healthy holiday!
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#50 Testcontainers (Like Uber but for Integration Tests) with Sergei Egorov
Testcontainers are one of James' favorite modern technologies and in this episode we chat with Sergei Egorov, one of the project creators. We learn about what Testcontainers are and the new Testcontainers Cloud service created by Sergei's new company, AtomicJar.
Discuss this episode: https://discord.gg/nPa76qF

#49 Smart Types (Like Regular Types, Only Smarter) with Jorge Vasquez
Jorge Vasquez has been working on a way to have more precise data modeling while not sacrificing performance or ergonomics. Smart Types in ZIO Prelude are the answer, and they are amazing!
Discuss this episode: https://discord.gg/nPa76qF

#48 Composability in Distributed Systems - Because Math! With Heather Miller
Heather Miller, Computer Science professor at Carnegie Mellon, joins us to talk about her research into composability in distributed systems, the challenges with serialization, and a better approach to Chaos Engineering.
Discuss this episode: https://discord.gg/nPa76qF

#47 The Future of Programming Rocs! With Richard Feldman
The creator of the new Roc programming language, Richard Feldman, joins us to talk about rocking developers worlds' with better tools & paradigms.
Discuss this episode: https://discord.gg/nPa76qF

#46 What Problem Does GraalVM Solve? All of them. Featuring Alina Yurenko
We dive deep on GraalVM and learn from Alina Yurenko about all the problems it solves.
Discuss this episode: https://discord.gg/nPa76qF

#45 ZIO 2 - Better, Faster, Friendlier with Adam Fraser
Adam Fraser is a core contributor to Scala ZIO. He joins us to chat about improvements in ZIO 2 and how we can grow adoption.
Discuss this episode: https://discord.gg/nPa76qF

#44 Tired of Getting N+1'd by Your ORM? A Chat With Alexander Ioffe.
We chat with Alexander Ioffe, maintainer of the Quill library, about database access approaches and Scala metaprogramming.
Discuss this episode: https://discord.gg/nPa76qF

#43 Rúnar Bjarnason is Jackhammering the Foundations of Programming
We've mentioned the futuristic Unision programming language many times but now we dive deep with one of the co-founders.
Discuss this episode: https://discord.gg/nPa76qF

#42 The answer to life, the universe, and everything is an abstraction with Viktor Klang
The legendary Viktor Klang chats with Bruce & James about information loss, reactive, emergence, and many other mind expanding topics.
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#41 "Never gonna give you up" (FP that is) with Wiem Zine Elabidine
Bruce and James hear about Wiem's journey in Functional Programming, her contributions to Scala ZIO, and how she never gave up despite the challenges she faced.
Discuss this episode: https://discord.gg/nPa76qF

#40 Poisoned Agile with Barry Hawkins
Bruce and James chat with Barry Hawkins about software methodologies, their triumphs and abuses.
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#39 Cracking the Company Culture Conundrum with Sharon Schmidt
According to James, Heroku had the best company culture / vibe of anywhere he has worked. Bruce & James talk with Sharon Schmidt who is in large part responsible for creating that magical experience.
Discuss this episode: https://discord.gg/nPa76qF

#38 Databases are Insufficient with Jonas Bonér
James rants about databases with Jonas Bonér, CEO of Lightbend and creator of Akka. Bruce & James also learn about the actor model, Reactive, and Akka Serverless.
Discuss this episode: https://discord.gg/nPa76qF

#37 The Future of Everything with Paul Snively
Paul Snively helps us see the future of programming. Spoiler: It's Typed & Functional.
Referenced talks:
Types vs. Tests: An Epic Battle?
Type Systems - The Good, Bad and Ugly
Discuss this episode: https://discord.gg/nPa76qF

#36 The Freedom of Structured Unconferences
Bruce describes his multi-decade journey running conferences and how letting go of control, while still having a structure, has led to conferences where attendees connect in meaningful ways.
Discuss this episode: https://discord.gg/nPa76qF

#35 The Pattern of Design Patterns
As usual, Bruce & James try to figure out monads & type classes. Then something new, as they go meta on design patterns.
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#34 Fear, Uncertainty, and Monads with Dick Wall
FEE, FOO, FUD, and FUM (Fear, Uncertainty, and Monads) - Scala Giant, Dick Wall, joins Bruce and James to talk about life, work, and Functional Programming.
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#33 Rethinking "Thinking in Objects"
Object Oriented Programming might just be a series of solutions to self-created problems.
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#32 Adopting Kotlin & FP with Katie Levy
Katie Levy joins Bruce & James to talk about how to help teams adopt Kotlin and Functional Programming.
Discuss this episode: https://discord.gg/nPa76qF

#31 "ZIO's not a library it's a state of mind" with Kit Langton
Bruce and James' coauthor Bill Frasure, joins to talk with Kit Langton, creator of ZIO Magic and many other magical ZIO tools & libraries.
Discuss this episode: https://discord.gg/nPa76qF

#30 Programming in (not with) Scala 3 but with Bill Venners
Bruce and James chat with their long time friend Bill Venners about Scala 3 and the updates to his "Programming in Scala" book.
Discuss this episode: https://discord.gg/nPa76qF

#29 Contemplating Computer Cognition with Julie Amundson
Bruce and James chat with their friend Julie Amundson about AI, Machine Learning, and many related complexities. They explore what the journey is like for Data Scientists at medium / large companies where everything from data access to productionizing models, has challenges. Also we learn about the Metaflow system Julie's team built to make this journey smoother at Netflix.
Discuss this episode: https://discord.gg/nPa76qF

#28 PREP - Performant, Reliable, Expressive, and Productive
Bruce, James, and their friend Bill are working on a new book about systems that are Performant, Reliable, Expressive, and Productive. This episode explores those themes with some significant detours along the way.
Discuss this episode: https://discord.gg/nPa76qF

#27 Side-Effects of a Scala 3 Release
With the eminent release of Scala 3, we chat about the language changes, effect systems (ZIO), and reliability.
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#26 Dependency Injection - Why Do We Even...
All about Dependency Injection, why we do it, and why James thinks it is terrible.
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#25 No Good Build Tools. Blocked on Reactive.
Once again we lament build tools. Then we get blocked talking about Reactive, async, non-blocking, actors, and concurrency.
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#24 Vulnerability & Additive Hiring with Dianne Marsh
Bruce & James have a delightful chat with long-time friend Dianne Marsh about changing tech culture to be more vulnerable and diverse.
Note: The Non-Violent Communication trainer mentioned in the episode is Karl Steyaert.
Discuss this episode: https://discord.gg/nPa76qF

#23 The Modern Java Platform - 2021 Edition
James shares about a blog he posted this week titled: "The Modern Java Platform - 2021 Edition"
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#22 Be the Kindness You Want to See in the Programming World
Special guest Oli joins us to chat about Recursion Schemes, tech conferences, podcasts, and kindness.
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#21 Statically-Dynamic Programming or Dynamically-Static Programming? And Death by 1000 Language Quirks
James is a Dynamic Programming Language Denier but realizes only a part of his code is actually statically typed. And programming languages so full of quirks that you have to hold the quick reference book in your teeth.
Discuss this episode: https://discord.gg/nPa76qF

#20 Cultures (not the petri dish variety) & Developer Marketing (also not the petri dish variety)
Culture - the hidden force that sometimes reveals itself through code reviews. What is it & how does it form / change?
Also, Developer Marketing and how most companies do it wrong.
Discuss this episode: https://discord.gg/nPa76qF

#19 Technology Evolution & Adoption - Why So Slow?
Change happens, but slowwwwly. How can we accelerate the adoption of new & better programming language features? Should we?
Discuss this episode: https://discord.gg/nPa76qF

#18 "But Will it Scale?" and Other Illusions of Control
Software architectures, organizational management, hiring practices, and many other normal part of life give us an illusion of control. But is there another way?
Discuss this episode: https://discord.gg/nPa76qF

#17 The Problem with Gradle; Java 11; SemVer Isn't
Bruce and James have struggled with Gradle for years and Bruce this week blogged about some of his gripes: The Problem with Gradle. This prompted a lengthy response from Cédric Champeau.
James has mostly stuck to Java 8 and Bruce is exploring Java 11.
Finally, James rants about SemVer for the 3.1.4'th time.
Discuss this episode: https://discord.gg/nPa76qF

#16 Kotlin for Scala Devs. Reflection is the Devil. Meta-Programming.
James, as a Scala "True Believer," talks about his experiences with Kotlin and how they compare to Scala. Then he switches gears to rant about runtime reflection which leads to a deeper conversation about meta-programming and alternatives to runtime reflection.
Discuss this episode: https://discord.gg/nPa76qF

#15 Atomic Kotlin Done! Cloud Events. TestContainers / Serverless Cassandra. Scala ZIO CLI.
Bruce shares exciting news about completing the Atomic Kotlin book. The rest is a mishmash of topics related to newsworthy announcements including Spring Boot Cloud Event support, Serverless + TestContainer + Kubernetes Cassandra support, and Scala ZIO CLI.
Discuss this episode: https://discord.gg/nPa76qF

#14 Poly-Polymorphism
Most developers have been exposed to inheritance based polymorphism but there are other ways to deal with overlapping functionality. In this episode we talk about ad-hoc polymorphism, parametric polymorphism, and type classes.
Discuss this episode: https://discord.gg/nPa76qF

#12 The Rise of Python & (Unrelated) Making Illegal States Unrepresentable
Python usage surpasses Java to second place on the Tiobe Index (behind C). Is developer productivity the primary driver? We then switch gears to talk about the concept of "Making Illegal States Unrepresentable" where James continues his crusade against the Builder Pattern.
Discuss this episode: https://discord.gg/nPa76qF

#11 Small talk about Smalltalk
Our friend Joey Gibson joins us to talk about Smalltalk, the well known grandfather of Object Oriented Programming. James is assigned some homework to get a Smalltalk web app running on Google Cloud Run, which he did (after recording). Check out the source: https://github.com/jamesward/hello-pharo
Discuss this episode: https://discord.gg/nPa76qF

#10 Gazing Into the Programming Crystal Ball and Can Organizations Adopt Inner Source?
We start off discussing what the future of programming might be... Can developers stop thinking about resource limitations? Can we make the "right path" easy? Then we dive into Inner Source and the organizational & cultural challenges with adopting it.
Discuss this episode: https://discord.gg/nPa76qF

#9 Buildpacks, Containers, Kubernetes, Happy Path Programming, Rust, and gRPC
We start off talking about Cloud Native Buildpacks and Containers which of-course leads to James trying to explain Kubernetes. Then we dive into what "Happy Path Programming" means and how, while the term is somewhat derogatory, it is what we ultimately want. We end with a discussion about Bruce's recent explorations into Rust and gRPC.
Discuss this episode: https://discord.gg/nPa76qF

#8 Kotlin Revisited with Cedric Beust
Long-time Java author & expert, Cedric Beust, joins us to revisit some of the topics from our Kotlin episodes. We talk more deeply about checked exceptions, null safety, the builder pattern, build systems, and of-course Monads.
Discuss this episode: https://discord.gg/nPa76qF

#7 Why Adopt New Technology? And Monads! Monads! Monads!
What are the reasons to adopt or migrate to a new technology? What prevents you from doing so? We explore that question and the differences between green-field and brown-field. Then we finally dive deep into Monads trying to conquer the Curse of the Monad.
Discuss this episode: https://discord.gg/nPa76qF

#6 The Crusade Against Custom Declarative Languages and Meta-Bike-Shedding
James officially launches his crusade against custom declarative languages and then we bike-shed about bike-shedding; exploring ways to make decisions for trivial problems.
Discuss this episode: https://discord.gg/nPa76qF

#5 Developer Productivity, Non-Violent Agile, and Organizational Structures
We begin by talking about personal developer productivity but then expand the scope to "collective" / team productivity. This leads us to grapple with some challenging ideas around Agile, non-violent communication, organization structures, diversity, and inclusion.
Discuss this episode: https://discord.gg/nPa76qF

#4 Why is Developer Experience Often Terrible?
In this episode we discuss things that are often overlooked in developer experience and what underlying values make developer experience an afterthought.
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#3 Nulls, ADTs, and Code Formatting
A bike-shedless discussion about nulls, algebraic data types, and code formatting.
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#2 More Kotlin!
In episode 2 we continue the conversation about Kotlin, things we enjoy and things that could be better.
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#1 Adventures in Kotlin
In our first episode we discuss features of the Kotlin programming language that we like.
Discuss this episode: https://discord.gg/nPa76qF