Ep23: Spring Data Neo4j Course + Event Recap Breaktime Tech Talks podcast

Breaktime Tech Talks

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Ep40: Recent AI learnings + More than a vector database 10:24

8 days ago10:24

10:24

Fresh from the Arc of AI conference , I’m unpacking the biggest insights that stuck with me—ranging from the extremes of AI’s capabilities to the deeper implications for how we build and maintain our tech systems. I’ll also share a new blog post and code repo I published on loading data into Pinecone, some next-gen tools I’m eyeing, and thoughts on a great article from the Redis blog about why vector databases aren’t enough . Navigate the evolving landscape of LLMs, generative AI, and modern infrastructure with me in this episode.…

Breaktime Tech Talks

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Ep39: Why embedding models should match + Advice for starting a blog 13:36

15 days ago13:36

13:36

In this podcast episode, hear about my hands-on experience ( code repository on Github ) understanding the importance of using the same embedding models for both creating and searching vector embeddings in databases and how mismatched models can lead to poor search results. I also pull highlights from an article with advice for those interested in blogging , and how it particularly relates to my own approach to tech blogging.…

Breaktime Tech Talks

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Ep38: Spring AI Debugging + How to Contribute to Open Source 13:25

29 days ago13:25

13:25

In this episode, I continue my journey with vector databases, integrating Pinecone , Neo4j , and Spring AI . While making some progress, I also encountered hurdles, such as evolving APIs and the unique architecture of vector stores. Next, I share insights from an article on contributing to open-source projects , how it can accelerate your career and enhance both your technical and soft skills. From picking the right project to building credibility within the community, it's a series of steps that gets better with time and practice!…

Breaktime Tech Talks

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Ep37: Vector Database Frustration + Microsoft LazyGraphRAG 12:22

5 weeks ago12:22

12:22

In this episode, I discuss my challenges exploring vector databases for an upcoming demo. From what is a vector database to integration issues, hear how I tried a few different approaches with limited success and discover the surprising one with the most promise. I also explore Microsoft's "Lazy Graph RAG" approach, which seems to trade one challenge for another but could be valuable in certain cases.…

Breaktime Tech Talks

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Ep36: What is a Developer Advocate + Balancing Digital Consumption 11:27

7 weeks ago11:27

11:27

This week, I explored the Javalin Java framework and project decisions I'm trying to make. I also answer: What exactly does a Developer Advocate/Evangelist/Devrel do? Finally, I reflect on an article on balancing digital consumption with actual productivity.

Breaktime Tech Talks

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Ep35: Vector Databases + Building Effective Agents 8:53

8 weeks ago8:53

8:53

In this episode, there are two topics I'm looking forward to diving deeper into: vector databases and AI agents. I'm particularly interested in understanding how vector databases work, how they work with data, and their role in AI applications. Then I share my thoughts on Anthropic’s article about Building AI Agents , which discusses their varying definitions—from simple workflows to fully autonomous systems—and provides practical examples. The article highlights the importance of starting simple, adding complexity only as needed.…

Breaktime Tech Talks

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Ep34: Outlines and Iterating + Lessons from Grace Hopper 13:21

9 weeks ago13:21

13:21

In this podcast episode, hear my process of preparing for an upcoming conference with insights on how outlines enhance presentations and blog posts, as well as code and architecture. Also discuss how constant improvement is key with an online course as an example. Finally, I highlight a historical read on cryptography , and share reflections from Grace Hopper's 1982 lecture on data, hardware, and software , drawing connections between her insights and modern challenges in technology.…

Breaktime Tech Talks

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Ep33: Cypher DSL examples + Crowd-source AI hacking 8:58

10 weeks ago8:58

8:58

In this episode, I share recent blog posts. The first is about tackling challenges with GitHub repositories , offering solutions on syncing forks and using git rebasing, diffs, and pruning. Next, I created examples with Cypher DSL , providing beginner-friendly details to help users get started. Additionally, I started prepping for the Devnexus conference , where I'll be delivering my first keynote. I also read an article about an intriguing AI testing project where a user successfully manipulated an AI to break its rules and win a $50,000 prize, illustrating the potential challenges AI systems face in handling sensitive tasks.…

Breaktime Tech Talks

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Ep32: Official CLI + Bread Code Framework 10:32

11 weeks ago10:32

10:32

In this episode, I’m following up on a few things I’ve mentioned before. I dive into some updates on the Aura CLI (the official product version). I also explored the Neo4j GenAI Java library a bit more, including a connection hiccup I ran into with Neo4j Desktop. Then, I get into my experience with the Cypher DSL library and how Cypher fits into the retrieval part of RAG systems. Finally, I take a fun detour into an interesting article about a GitHub repository that combines coding and sourdough baking . It’s a cool reminder that the skills we learn in coding can apply to all sorts of other areas, even in the kitchen!…

Breaktime Tech Talks

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Ep31: Database CLI + Containerization Refcard 9:31

12 weeks ago9:31

9:31

In this episode, hear updates on a few projects, including Neo4j's new Aura CLI and NeoConverse . Plus, the promised blog post from last week's episode on Spring Data Neo4j entity updates . Shout-out to the JAXJUG and TampaJUG groups. If you're not involved with a tech group, there are options! Finally, a review of the DZone RefCard on Java containerization with its clear guidance on Docker containers, native builds, and deployment, making complex concepts more accessible for developers.…

Breaktime Tech Talks

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Ep30: SDN update entity + Knowledge Graph ebook 9:06

13 weeks ago9:06

9:06

Dive into my latest experiences with Spring Data Neo4j, specifically exploring new methods for updating nodes. After revisiting my 2023 blog post on this topic, I share insights on custom Cypher queries and projections . I also discuss the challenges of finding good examples for update operations. In addition, Neo4j announced the release of The Developer's Guide: How to Build a Knowledge Graph , a new ebook I co-authored. Hear my challenges of writing the book, including finding the right dataset for graph queries, working through product updates during the writing process, and the complexities of collaborating across different perspectives. Stay tuned for future updates, as we continue to refine this ever-evolving resource.…

Breaktime Tech Talks

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Ep29: Neo4j GenAI plugin + How-To for Technical Content 10:16

14 weeks ago10:16

10:16

In this episode, dive into a few exciting areas I've been exploring, including generative AI and graph technologies. I worked with Neo4j’s generative AI plugin for an experiment, and it wasn't all smooth sailing. Next, my highlights from an article in the Descript community on how to expand your educational YouTube audience —especially applied for those creating technical content. Key tips include thinking like a viewer to ask great questions, tweaking video intros to keep people engaged, and channeling viewer interests to strengthen connections.…

Breaktime Tech Talks

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Ep28: 2024 Recap, 2025 Look-Ahead + Always Be Launching 12:32

16 weeks ago12:32

12:32

Take a moment to reflect on 2024, exploring highlights in AI advancements, personal growth, and professional achievements, along with exciting 2025 goals. Then delve into an article that discusses marketing strategies but aligns well with developer advocacy.

Breaktime Tech Talks

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Ep27: Lexical vs Semantic Search + Downside of Vector Databases 8:54

17 weeks ago8:54

8:54

Explore the distinction between lexical and semantic search technologies, the growing use of vector databases , and the potential challenges and solutions that may arise as these technologies mature.

Breaktime Tech Talks

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Ep26: Git Troubles + Dungeons & Dragons Graph 11:43

19 weeks ago11:43

11:43

Git issues, finally resetting local branch , cherry-picking , and cleaning up . Then a fun graph presentation - Dungeons, Dragons, and Graph Databases .

Breaktime Tech Talks

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Ep25: Github Actions + AI Coding Assistant 8:56

20 weeks ago8:56

8:56

In this episode, hear some positive tech experiences from the week: the upgrade from GitHub Actions ( upload/download artifact ) to v4 through a 3rd party repo , and the new AI coding assistant feature in IntelliJ IDEA.

Breaktime Tech Talks

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Ep24: Graph Data Science + Building Knowledge Graphs 9:57

21 weeks ago9:57

9:57

This episode, my refresher with the Graph Data Science library with highlights and challenges. Then an overview of the Building Knowledge Graphs book , a guide on everything from concepts to technical details.

Breaktime Tech Talks

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Ep23: Spring Data Neo4j course + Event recap 14:58

22 weeks ago14:58

14:58

Hear learnings from the new Spring Data Neo4j course - building blocks, updates/deletes, and modeling. Then recap XtremeJ and NODES 2024 , + upcoming at CJUG .

Breaktime Tech Talks

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Ep22: LLM Graph Builder + Devrel unlocks “aha” moment 11:12

23 weeks ago11:12

11:12

In this episode, get my latest experiences with the Neo4j LLM Graph Builder , both the benefits and challenges. Then, an article focusing on the concept of the "Aha moment" —a key moment when developers discover the value of a technology.

Breaktime Tech Talks

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Ep21: Data is cool + NODES 2024 preview 9:32

24 weeks ago9:32

9:32

In this episode, hear why data (a less glamorous topic) is actually fascinating and crucial. Then, look forward with a preview of next week's NODES 2024 event, which features a range of sessions on graph technologies, AI, data science, and security. Finally, get a teaser for the next episode.

Breaktime Tech Talks

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Ep20: What is a graph + Goodhart’s Law 8:24

25 weeks ago8:24

8:24

Cover the basics of graphs , explaining mathematical roots and applications. Introduce Goodhart's Law and highlight the risks of over-focusing on metrics, whether in tech or personal growth.

Breaktime Tech Talks

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Ep19: RAG vs Agents + Naming Things 10:21

26 weeks ago10:21

10:21

Explore agents in AI, distinguishing them from RAG ( article1 , article2 ). And discuss naming and the importance of conveying relevance and clarity.

Breaktime Tech Talks

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Ep18: What is Vector search + JConf/Dev2next experiences 10:59

27 weeks ago10:59

10:59

Want to take our previous vector topic a step further with vector similarity search . Then, I’ll give my thoughts on 2 recent tech conferences - JConf and dev2next .

Breaktime Tech Talks

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Ep17: Using Asciidoc for Tech Content + Current Productivity Reads 10:19

28 weeks ago10:19

10:19

The Asciidoc markup language is powerful and useful for developers and technical writing. Also highlighting productivity books - Atomic Habits and Deep Work - and applications for a developer.

Breaktime Tech Talks

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Ep16: Mapping Relationships in Applications + Software Estimates 10:23

29 weeks ago10:23

10:23

Documenting how to map relationship entities from a database to an application. Then, delving into one author’s viewpoint on software project estimates and some ideas to adapt this inaccurate process for better results.

Breaktime Tech Talks

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Ep15: What is GraphRAG + Developing Better Software 11:36

30 weeks ago11:36

11:36

The term GraphRAG has recently popped up in the current AI industry, so I review a blog post on what it is and how it fits into the current landscape. I also read an article on ways to improve software development .

Breaktime Tech Talks

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Ep14: Making Tech Relatable + Java Entity Mapping 8:47

31 weeks ago8:47

8:47

I’m always refreshing my memory and learning new things. How to explain technical concepts to broader audiences, then a question from the community took me into the Java driver docs and entity mapping/ OGMs .

Breaktime Tech Talks

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Ep13: GraphQL vs GQL vs Cypher + Road to NODES 9:29

32 weeks ago9:29

9:29

Happy Fall! This week, we talk about confusion around GraphQL , GQL , and graph query languages. Then, I am excited to gear up for NODES 2024 by showcasing pre-conference workshops called Road to NODES !

Breaktime Tech Talks

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Ep12: What is RAG + Case for Conferences 11:35

33 weeks ago11:35

11:35

This week, we discuss retrieval augmented generation (RAG) and how it’s being used to improve responses (or prevent hallucinations) from an LLM. We also chat about an article on how tech conferences have changed and how you can still find value in speaking or attending, plus how to justify the benefits at your organization.…

Breaktime Tech Talks

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Ep11: What is a Knowledge Graph + DevUp Conference 9:26

34 weeks ago9:26

9:26

A recent blog post defines "knowledge graph", a term that has been around awhile and is part of many recent AI conversations. And then we chat about the DevUp conference I attended last week. Hopefully my thoughts will help you decide how to choose the best event for you.

Breaktime Tech Talks

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Ep10: What are embeddings + LLM use case and prompt 7:35

35 weeks ago7:35

7:35

With the amount of new information, sometimes it’s hard to review earlier concepts. In this episode, we explain what an embedding is and talk about aligning your prompt with your use case for improving LLM answers ( example app code repository ).

Breaktime Tech Talks

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Ep9: Graphs for Conference Scheduling + Spring AI 1.0 9:57

36 weeks ago9:57

9:57

In preparing for the NODES 2024 conference, I’ll talk about how my colleague and I made scheduling easier by using Neo4j (a database). Spring AI also moved to a 1.0 milestone, and I’ll talk about the easier-than-expected migration (more in my related blog post ).

Breaktime Tech Talks

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Ep8: Luck Favors the Prepared + LLM Graph Builder Tool 8:25

37 weeks ago8:25

8:25

Do you ever feel like some people have all the luck? Sometimes we need to see things in a new light to break through the barrier or overcome the obstacle. Plus, I took a look at a new-ish tool from Neo4j called the LLM Graph Builder . I’ll give a quick intro on that, plus what I’m doing with it and how it’s going.…

Breaktime Tech Talks

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Ep7: Deploying Neo4j on Kubernetes + Parallel Relationship Loading 8:12

38 weeks ago8:12

8:12

I now have a code repository and blog post for Neo4j+Kubernetes. We also chat about another blog post on how to solve a deadlock with parallel relationship loading.

Breaktime Tech Talks

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Ep6: Maintaining Personal Website + Git Submodules 9:11

39 weeks ago9:11

9:11

A few years ago, I built a website for my technical blog . Find out how I solved this year's bug. Through the process, we'll discuss git submodules and how to use them .

Breaktime Tech Talks

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Ep5: What are vectors + KCDC Highlights 11:57

40 weeks ago11:57

11:57

AI seems to be everywhere in the tech industry right now….but it comes with a lot of new technical jargon. Let's explain vectors - what they are and how they are being used in tech. Then, we’ll give a quick highlight and shout-out to the Kansas City Developer Conference .

Breaktime Tech Talks

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Ep4: Where’s the Graph Data Type in Programming Languages? 9:05

41 weeks ago9:05

9:05

How do you manipulate or handle a graph in languages like Java, Python, and more, and why can it be so difficult? In this episode, we discuss the blog post The Hunt for the Missing Datatype by Hillel Wayne and his thoughts on why programming languages might avoid the graph data type.

Breaktime Tech Talks

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Ep3: Current Tech Read and Exploring Kubernetes 9:27

42 weeks ago9:27

9:27

Chat about my current tech read ( Where Wizards Stay Up Late ) about technology history, touching on networking, internet, and AI. Exploration of Kubernetes (running Neo4j and application) using guidance from Sebastian Daschner's blog post on Deploying a Neo4j cluster on manager Kubernetes .

Breaktime Tech Talks

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Ep2: Spring AI Debugging and Query Tune-Up 9:52

43 weeks ago9:52

9:52

Today, we debug a Spring AI application and review Adam Cowley's blog post on optimizing Cypher statements with popular nodes!

Breaktime Tech Talks

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Ep1: Meet Breaktime Tech Talks + Devnexus Summary 8:25

44 weeks ago8:25

8:25

Today, we introduce the Breaktime Tech Talks podcast, chat about how it came about ( jmhreif blog + GraphStuff.FM podcast ), and provide a recap of the Devnexus conference .

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Breaktime Tech Talks « » Ep23: Spring Data Neo4j course + Event recap

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Ep23: Spring Data Neo4j course + Event recap