Tales from the jar side

Writing projects, speaking engagements, training classes, and personal anecdotes from Java, Groovy, and Kotlin developer Ken Kousen

The hottest Substack posts of Tales from the jar side

And their main takeaways

Working with AI models often requires subscriptions that cost money, but running your own LLM locally can be done with open-source models like Llama 2.
Spring Text-to-Speech project involves using Spring framework with HTTP exchange interfaces and RestClient class for mp3 generation from text.
Spring AI project is still in early versions, like 0.8.0-SNAPSHOT, with possible changes and bugs, making preparations for a training course challenging.

This week featured teaching courses on Spring AI and Java String Templates with some challenges but good features.
The 1 Billion Row Challenge showcased developers optimizing Java code for efficiency.
The passing of Peter Schickele, the creator of PDQ Bach, was a notable event in the music world.

Learn how to create audio from text using Spring and OpenAI
Explore new video tools like Tella and DaVinci Resolve for recording and editing
Discover the potential to earn from custom GPTs like Mockito Mentor through the OpenAI GPT Store

A Java project called the Ollama project allows you to run uncensored AI models locally, without sending data offsite.
An application was created to generate pirate insults in audio files using the Twilio API and Text-to-Speech capability of OpenAI.
LangChain4J, a competitor to Spring AI project, now has a website with tutorials, including a video featuring Ken Kousen.

Get a weekly roundup of the best Substack posts, by hacker news affinity:

Taylor Swift made it to The Taylor Bowl in time for kickoff, causing a mix of excitement and annoyance among fans and spectators.
Google released the Gemini Ultra version, but some users faced restrictions accessing it due to business account limitations and delays in new model integration.
UConn women's basketball team had a victorious game against Seton Hall, highlighting the state's passion for the team despite recent challenges and changing game outcomes.