Jonathan Lalou's blog

Archive for June 27th, 2025

• [DevoxxFR] Kill Your Branches, Do Feature Toggles
• [DevoxxFR] An Ultrasonic Adventure!
• [DevoxxFR] How to be a Tech Lead in an XXL Pizza Team Without Drowning
• [DevoxxFR 2017] Why Your Company Should Store All Its Code in a Single Repo
• [DevoxxFR 2017] Introduction to the Philosophy of Artificial Intelligence
• [DevoxxFR 2017] Terraform 101: Infrastructure as Code Made Simple
• [DevoxxFR 2018] Deploying Microservices on AWS: Compute Options Explored at Devoxx France 2018
• [DevoxxFR 2018] Software Heritage: Preserving Humanity's Software Legacy
• [DevoxxFR 2018] Apache Kafka: Beyond the Brokers – Exploring the Ecosystem
• [DevoxxFR 2018] Are you "merge" or "rebase" oriented?
• A Decade of Devoxx FR and Java Evolution: A Detailed Retrospective and Forward-Looking Analysis
• [DevoxxFR 2022] Exploiter facilement des fonctions natives avec le Projet Panama depuis Java
• Kafka Streams @ Carrefour : Traitement big data à la vitesse de l’éclair
• [DevoxxFR 2022] Père Castor 🐻, raconte-nous une histoire (d’OPS)
• [DevoxFR 2022] Cracking Enigma: A Tale of Espionage and Mathematics
• [VivaTech 2021] Tech to Rethink Our Workplace at VivaTech 2021
• [VivaTech 2021] Emmanuel Macron : Championing European Scale-Ups and Innovation
• [DevoxxFR 2021] Maximizing Productivity with Programmable Ergonomic Keyboards: Insights from Alexandre Navarro
• [Devoxx FR 2021] IoT Open Source at Home
• [VivaTech 2019] Funding and Growing Tomorrow's Unicorns
• [VivaTech 2019] What's Your Next Bet
• [Devoxx France 2021] Overcoming Impostor Syndrome: Practical Tips
• [VivaTech 2018] How VCs Are Growing Tomorrow's Euro-corns
• [ScalaDays 2019] Techniques for Teaching Scala
• Kotlin Native Concurrency Explained by Kevin Galligan
• [DevoxxFR 2018] Java in Docker: Best Practices for Production
• [DevoxxFR 2018] Watch Out! Don't Plug in That USB, You Might Get Seriously Hacked!
• Gradle: A Love-Hate Journey at Margot Bank
• Navigating the Application Lifecycle in Kubernetes
• [DevoxxFR 2019] Back to Basics: Stop Wasting Time with Dates
• "All Architects !": Empowering Every Developer as an Architect
• Navigating the Challenges of Legacy Systems
• "A monolith, or nothing!": Embracing the Monolith at Ornikar
• Event Sourcing Without a Framework: A Practical Approach
• [DevoxxFR 2023] Hexagonal Architecture in 15 Minutes: Simplifying Complex Systems
• [DevoxxFR 2023] Tests, an Investment for the Future: Building Reliable Software
• Ce que l’open source peut apprendre des startups : Une perspective nouvelle
• Et si on parlait un peu de sécurité ? Un guide pour les développeurs
• Navigating the Reactive Frontier: Oleh Dokuka’s Reactive Streams at Devoxx France 2023
• Meet with Others: tools for speech
• Gestion des incidents : Parler et agir
• Decoding Shazam: Unraveling Music Recognition Technology
• [AWS Summit Berlin 2023] Go-to-Market with Your Startup: Tips and Best Practices from VC Investors
• [KotlinConf'23] The Future of Kotlin is Bright and Multiplatform
• [KotlinConf'2023] Coroutines and Loom: A Deep Dive into Goals and Implementations
• [GopherCon UK 2022] Leading in Tech
• [Spring I/O 2023] Multitenant Mystery: Only Rockers in the Building by Thomas Vitale
• [Spring I/O 2023] Do You Really Need Hibernate?
• [Spring I/O 2023] Managing Spring Boot Application Secrets: Badr Nass Lahsen
• [KotlinConf2023] Java and Kotlin: A Mutual Evolution
• A Tricky Java Question
• SnowFlake❄: Why does SUM() return NULL instead of 0?
• JpaSystemException: A collection with cascade="all-delete-orphan" was no longer referenced by the owning entity instance
• SpringBatch: How to have different schedules, per environment, for instance: keep the fixedDelay=60000 in prod, but schedule with a Cron expression in local dev?
• 🚀 Making Spring AOP Work with Struts 2: A Powerful Combination! 🚀
• 🚀 Mastering Flyway Migrations with Maven
• [Devoxx FR 2024] Instrumenting Java Applications with OpenTelemetry: A Comprehensive Guide
• [Devoxx FR 2024] Mastering Reproducible Builds with Apache Maven: Insights from Hervé Boutemy
• Understanding Dependency Management and Resolution: A Look at Java, Python, and Node.js
• [PyData Paris 2024] Exploring Quarto Dashboard for Impactful and Visual Communication
• Onyxia: A User-Centric Interface for Data Scientists in the Cloud Age
• Boosting AI Reliability: Uncertainty Quantification with MAPIE
• Predictive Modeling and the Illusion of Signal
• Building Intelligent Data Products at Scale
• Renovate/Dependabot: How to Take Control of Dependency Updates
• [PyData Global 2024] Making Gaussian Processes Useful
• [AWS Summit Paris 2024] Winning Fundraising Strategies for 2024
• [DevoxxFR 2024] Super Tech’Rex World: The Assembler Strikes Back
• [KotlinConf2024] Hacking Sony Cameras with Kotlin
• [DevoxxFR 2024] Going AOT: Mastering GraalVM for Java Applications
• Java's Emerging Role in AI and Machine Learning: Bridging the Gap to Production
• CTO Perspective: Choosing a Tech Stack for Mainframe Rebuild
• Elastic APM: When to Use @CaptureSpan vs. @CaptureTransaction?
• How to Bypass Elasticsearch’s 10,000-Result Limit with the Scroll API
• Problem: Spring JMS MessageListener Stuck / Not Receiving Messages
• Efficient Inter-Service Communication with Feign and Spring Cloud in Multi-Instance Microservices
• Mastering DNS Configuration: A, AAAA, CNAME, and Best Practices with OVH
• Advanced Encoding in Java, Kotlin, Node.js, and Python
• Understanding volatile in Java: A Deep Dive with a Cloud-Native Use Case
• Quick and dirty script to convert WordPress export file to Blogger / Atom XML
• Why Project Managers Must Guard Against “Single Points of Failure” in Human Capital
• RSS to EPUB Converter: Create eBooks from RSS Feeds
• Essential Security Considerations for Docker Networking
• CTO's Wisdom: Feature Velocity Over Premature Scalability in Early-Stage Startups
• AWS S3 Warning: “No Content Length Specified for Stream Data” – What It Means and How to Fix It
• The CTO's Tightrope Walk: Deeper into the Hire vs. Outsource Dilemma
• Understanding Chi-Square Tests: A Comprehensive Guide for Developers
• Creating EPUBs from Images: A Developer's Guide to Digital Publishing
• The Fractional CTO: A Strategic Ally or a Risky Gamble?
• Orchestrating Progress: A CTO's Strategy for Balancing Innovation and Stability
• 🚀 Making Spring AOP Work with Struts 2: A Powerful Combination! 🚀
• Bridging the Divide: CTO Communication with Aliens (aka: Non-Technical Stakeholders)
• 5 Classic Software Security Holes Every Developer Should Know
• Advanced Java Security: 5 Critical Vulnerabilities and Mitigation Strategies
• Using Redis as a Shared Cache in AWS: Architecture, Code, and Best Practices
• 🗄️ AWS S3 vs. MinIO – Choosing the Right Object Storage
• Demystifying Parquet: The Power of Efficient Data Storage in the Cloud
• ️ Prototype Pollution: The Silent JavaScript Vulnerability You Shouldn’t Ignore
• Mastering Information Structure: A Deep Dive into Lists and Nested Lists Across Document Formats
• Applications Web with Spring Boot 2.0
• Script to clean WSL and remove Ubuntu from Windows 11
• [Oracle Dev Days 2025] From JDK 21 to JDK 25: Jean-Michel Doudoux on Java’s Evolution