Ben recounts his 2007 startup building a database chatbot (before LLMs were cool). Matt tries their methods live with Claude. Ben foolishly uses his phone as a microphone stand.
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20:24
C++ and Rust: Different Tools for the Job
Matt and Ben discuss programming language debates sparked by an old talk that went viral. They explore how Matt's C++ safety tips convinced someone to switch to Rust instead. Matt stays up all night trying four different implementations to prove a point, then loses. Ben introduces the concept of "carpet bubbles" in language design. Matt lists all the C++ features that begin with C, while Ben questions whether Chicago makes popes.
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30:58
Observable Metrics
Matt and Ben explore the intersection of testing, metrics, and observability in performance-critical code. They debate push vs pull metric systems, share war stories from financial trading systems, and ponder what to do when your program can't tell anyone it's in trouble.
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39:35
Pair Programming with HAL?
Matt and Ben explore the new world of AI-assisted coding: is it like pairing with junior developer? Matt gets the recording working the second time, Ben worries about what happens when your business depends on code you don't understand.
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47:27
Passing Messages
Ben and Matt wade into the deep waters of messaging systems, get utterly lost in time synchronization rabbit holes, and discover their new podcast tagline: "We make mistakes so you don't have to." Matt celebrates by getting his car stuck where cars shouldn't go.
If you come to a fork in the road, take it! Two’s Complement is a programming podcast, hosted by Matt Godbolt and Ben Rady; two programmers who both grew up wanting to make video games. One of them did, one of them didn’t, but now they both work together despite coming from very different backgrounds.
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