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Nikos Vaggalis

@nikosvg.bsky.social
83 followers 254 following 138 posts

|Techjournalism|Coding|Perl|Java|Ingres|Postgres|Cybersec|Linux| nikosvaggalis.substack.com

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Nikos Vaggalis @nikosvg.bsky.social · 30/09/2026
AI-901: Introduction to AI in Azure by @microsoftlearn.bsky.social -"We look at a Microsoft Learn course that provides a comprehensive introduction to artificial intelligence using #Azure and the #Foundry platform" IProgrammer: dub.sh/OWKZ8e3
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Eric Charles @echarles.net · 26/09/2026
One more time, amazingly powered by the community. Plenty of great contributions here 💪⚡💚
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Nikos Vaggalis @nikosvg.bsky.social · 25/09/2026
What Happened At Software Should Work 2026 #Conference -"We take a look at an independent conference that checks the state of #softwareengineering amidst the rapid rise of artificial intelligence" IProgrammer: dub.sh/eQnvc8g @isaacvando.bsky.social
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BellSoft @bellsoft.bsky.social · 25/09/2026
One operation, 500 SQL queries. Would you spot it before production? @edelveis.dev shows how to catch N+1 queries in your logs and fix them without changing your service logic. Watch the Spring Data JPA crash course: youtu.be/jY0mmMcMwCA
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Nikos Vaggalis @nikosvg.bsky.social · 24/09/2026
AI has no intent and no motivation www.i-programmer.info/news/245-vie...
i-programmer.info
AI Has No Motivation
Programming book reviews, programming tutorials,programming news, C#, Ruby, Python,C, C++, PHP, Visual Basic, Computer book reviews, computer history, programming history, joomla, theory, spreadsheets...
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Nikos Vaggalis @nikosvg.bsky.social · 22/09/2026
#Cloudflare OS: An Open AI Platform For Enterprise Work-"designed by @cloudflare.social @cloudflaredev.bsky.social to integrate AI agents, custom applications and secure corporate workflows into a unified workspace" Get the details on IProgrammer: dub.sh/i3Okp8M
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Nikos Vaggalis @nikosvg.bsky.social · 18/09/2026
What Happened At PyCon US 2026- @pycon.us is the largest and longest running annual gathering of the Python community. We provide an overview of this year's event: dub.sh/Cpl29Ws #python #pycon @python.org @pythonhub.dev @ThePSF
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BellSoft @bellsoft.bsky.social · 14/09/2026
JRush Episode 8 brings three engineers sharing what they learned from using AI for modernization, coding workflows, and building with AI agents. Free live event · September 29 Register: jrush.bell-sw.com/episode8
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Nikos Vaggalis @nikosvg.bsky.social · 10/09/2026
Polygres: Advanced Search On PostgreSQL-"@Polygres is a specialized platform designed to enhance #PostgreSQL databases with advanced search and retrieval capabilities." Get the details on IProgrammer: dub.sh/OfOVcpX
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Nikos Vaggalis @nikosvg.bsky.social · 07/09/2026
Actian VectorAI DB: A New Player In The Vector Database Space-" VectorAI DB is an on premises #vector #database purpose built for high performance, reliable AI applications". Get the details on IProgrammer: dub.sh/qsBfuUU #actian @actian.bsky.social
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Nikos Vaggalis @nikosvg.bsky.social · 04/09/2026
What happened At PGconf.dev 2026 @pgconfde.bsky.social "The talks at this year's conference covered a massive, diverse array of advancements, ongoing engineering challenges and retrospective reflections" Get the details: dub.sh/c8sefek #postgresql #pgconfdev
pgconf.dev
PGConf.dev 2027
PGConf.dev 2027 will be held on May 11–14 in Montreal, QC to bring users, developers, and organizers together to advance PostgreSQL development.
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Catherine Edelveis @edelveis.dev · 02/09/2026
Available as an article, too bell-sw.com/blog/how-to-...
bell-sw.com
How to Migrate to Spring Boot 4: Step-by-Step Guide
Learn how to migrate a Spring Boot 3.5 project to Spring Boot 4, including modular starters, Jackson 3, testing changes, deprecated APIs, and migration verification.
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Nikos Vaggalis @nikosvg.bsky.social · 31/08/2026
CipherStash: Searchable #Encryption and Data Level Access Control For PostgreSQL-"designed to secure sensitive #data within #PostgreSQL" Details on IProgrammer: dub.sh/jUx97Of
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Nikos Vaggalis @nikosvg.bsky.social · 27/08/2026
"Stack Overflow, But, For Agents" #StackOverflow for Agents is a specialized knowledge exchange designed for AI coding assistants to share production tested technical solutions and avoid redundant problem solving. Details on IProgrammer: dub.sh/jlw1D2D @stackoverflow.blog.web.brid.gy
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Nikos Vaggalis @nikosvg.bsky.social · 24/08/2026
pg_re2: High Performance RE2 Regex for PostgreSQL-"What does it make different?" On IProgrammer: dub.sh/wTM9EzL #postgres #postgresql #regex @clickhouse.com
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Alvin Ashcraft @alvinashcraft.com · 19/08/2026
Spec-Driven Development Handbook: Build the Right Software Before You Write the First Line of Code www.syncfusion.com/blogs/post/s... #ai #agents #softwaredev #specdrivendev #ref #syncfusion
syncfusion.com
Spec-Driven Development Handbook: Build the Right Software Before You Write the First Line of Code | Syncfusion Blogs
Learn how Spec-Driven Development uses specifications, technical planning, and AI-assisted development to reduce ambiguity, rework, and implementation risk.
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Nikos Vaggalis @nikosvg.bsky.social · 11/08/2026
#Floci: A High Performance Local AWS Emulator - "Built using @quarkus.io and @graalvm.org Floci is a high performance, open source #AWS service emulator designed for local development and continuous integration environments." On IProgrammer: dub.sh/12L2g7d
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Nikos Vaggalis @nikosvg.bsky.social · 06/08/2026
CISA's OSS Security Principles and Practices -"A strategic framework for federal agencies to manage open source software throughout its entire lifecycle.We look into its key points" On IProgrammer: dub.sh/xIcu7qW #oss #cybersecurity
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Nikos Vaggalis @nikosvg.bsky.social · 03/08/2026
The Cybersecurity Learning Lab: 70 Hands-On Practical Projects-A comprehensive GitHub repository which hosts 70 #cybersecurity projects ranging from foundational to advanced difficulty On IProgrammer: dub.sh/8OmaofB
dub.sh
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Nikos Vaggalis @nikosvg.bsky.social · 03/08/2026
What Happened At The Posette Event for Postgres 2026 On IProgrammer: dub.sh/PuxQQjI #PostgreSQL @posetteconf.com
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Nikos Vaggalis @nikosvg.bsky.social · 30/07/2026
Wren AI - The Generative #BusinessIntelligence Engine. Wren #AI is an open-source development framework designed to translate complex business data into trustworthy natural language answers. On IProgrammer: dub.sh/O5uwTVK
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Nikos Vaggalis @nikosvg.bsky.social · 29/07/2026
Minimus Releases Hardened Images For Free - What Does It Do Differently? On IProgrammer: dub.sh/uTfnxDW @minimus.io #docker #container #devsecops #minimus
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Nikos Vaggalis @nikosvg.bsky.social · 27/07/2026
Build Flexible #AIAgents With The #Genkit Framework Genkit is Google's open-source framework designed for building full-stack, AI-powered and agentic applications. On IProgrammer: dub.sh/6hb65VV
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BellSoft @bellsoft.bsky.social · 27/07/2026
There is no Ubuntu OS inside an Ubuntu container. A container is an isolated process running on the host kernel, where memory, CPU, PIDs, mounts, and permissions are enforced. @edelveis.dev breaks it down: bell-sw.com/blog/linux-i...
bell-sw.com
Linux in Containers vs. Linux OS
Learn why a Linux container is not a full Linux operating system. Understand how Docker containers share the host kernel, use OS libraries, and where compatibility problems arise.
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Nikos Vaggalis @nikosvg.bsky.social · 22/07/2026
Ask A #JavaChampion - Gems Ready To Be Discovered. A series of interviews by @lgsreal.bsky.social in which #Java Champions share their expert advice on career growth, technical mastery and the future of software engineering. On IProgrammer: dub.sh/aasSJQi
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Franck Pachot @franckpachot.bsky.social · 21/07/2026
A new blog post showing graph queries on PostgreSQL with Apache AGE: dev.to/franckpachot... (tested on Azure HorizonDB preview)
dev.to
Cypher graph queries on PostgreSQL with Apache AGE
The cover image above compares two representations of the same data model, separated by more than 45...
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Claire Connelly @claireconnelly.bsky.social · 21/07/2026
Why are all new cars so hideously unintuitive? Forget electric vehicles. Electric schmelectric. My next car money will go to the manufacturer that brings back physical knobs, car door handles, and a gear shift. Make cars… cars again. I don’t want to drive a tablet.
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Nikos Vaggalis @nikosvg.bsky.social · 20/07/2026
Is #DeepSWE by @datacurve.bsky.social The Best Benchmark For Evaluating AI Coding Agents, unlike traditional benchmarks? On IProgrammer: dub.sh/bucPHNf #llm #aicoding #claude #codex #opencode #SWE
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Johannes Rabauer @rabauer.dev · 19/07/2026
If you are interested in playing around with midi devices and files, check out melodymatrix.rocks. It's free and quite fun :) @frankdelporte.be built this with his son, which is such a great idea on it's own! #JavaFX #MIDI #Piano
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Nikos Vaggalis @nikosvg.bsky.social · 17/07/2026
Fyrox the a feature-rich, general-purpose 2D and 3D game engine written entirely in #Rust, reaches its first stable version,1.0.0, after 7 years in the making. On IProgrammer: dub.sh/Ued99C6 #gamedev #rustlang @gamefromscratch.bsky.social @rustaceans.bsky.social @fyrox.rs.web.brid.gy
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Alvin Ashcraft @alvinashcraft.com · 16/07/2026
Agent Skills for Python Is Now Released buff.ly/ny8kXEK #ai #agentframework #python #agents #skills #maf
buff.ly
Agent Skills for Python Is Now Released | Microsoft Agent Framework
Your Python agents can now pick up reusable bundles of domain expertise (instructions, reference material, and scripts that load only when a task calls
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Nikos Vaggalis @nikosvg.bsky.social · 16/07/2026
. @mozilla.ai has introduced cq, an open-source standard and platform designed to facilitate shared learning among AI agents. This promises to eliminate a lot of duplicated effort on the part of AI agents, thereby making savings in terms of cost and resources On IProgrammer: dub.sh/YI2kJt8
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Nikos Vaggalis @nikosvg.bsky.social · 13/07/2026
#RAMPART and Clarity Secure Your AI Agents- Two frameworks designed by #Microsoft to evaluate the safety and security of agentic AI applications. On IProgrammer: dub.sh/1Konkb4 #agents #ai #python #agenticAI #cybersecurity #llm
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Datalayer @datalayer.ai · 11/07/2026
🚀 Jupyter MCP Server v1.0.3 is out! 🔒 Hardened management API: • localhost-only management routes • Reject non-local browser origins • MCP_TOKEN for state-changing routes ⏱️ execute_code now supports up to 1h timeouts. github.com/datalayer/ju... #MCP #Jupyter #AIAgents
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HackerNews Compilator @hnbot.gsuscs.xyz · 08/07/2026
Understanding B-Tree Indexes in PostgreSQL: A Comprehensive Guide– Part 1 medium.com/@devli0/b-tree-indexes-i…
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Nikos Vaggalis @nikosvg.bsky.social · 06/07/2026
pg_durable - Durable #SQL Functions And Orchestration For #PostgreSQL #pg_durable is a Microsoft developed #Postgre extension that integrates fault-tolerant, long-running execution directly into the #database. On IProgrammer:https://dub.sh/Vw7P8P4
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HackerNews Compilator @hnbot.gsuscs.xyz · 04/07/2026
What ORMs have taught me: just learn SQL (2014) wozniak.ca/blog/2014/08/03/1/index.…
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Hacker News 50 @betterhn50.e-work.xyz · 04/07/2026
Explanation of everything you can see in htop/top on Linux peteris.rocks/blog/htop (news.ycombinator.com/item?id=487847…)
peteris.rocks
htop explained
Explanation of everything you can see in htop/top on Linux
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Nikos Vaggalis @nikosvg.bsky.social · 03/07/2026
What Happened At AI-fokus 2026 AI-fokus, a spin off of @jfokus.se , is a conference focusing on the evolution of #agenticAI and its practical implementation in software development. #java On IProgrammer: dub.sh/SVlnEix
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Nikos Vaggalis @nikosvg.bsky.social · 29/06/2026
How to Train Your GPT - A Comprehensive LLM Guide On IProgrammer: dub.sh/0XWayZz #llm #gpt #ai
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Nikos Vaggalis @nikosvg.bsky.social · 26/06/2026
What Happened At JNation 2026 @jnationconf.bsky.social On IProgrammer: dub.sh/a5xphc9
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Nikos Vaggalis @nikosvg.bsky.social · 23/06/2026
#Redis has released Iris, a specialized context engine designed to optimize the performance and reliability of #AI #agents, because agents don't fail because of a lack of intelligence but because they suffer from a context problem. On IProgrammer: dub.sh/vFTLkro
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Nikos Vaggalis @nikosvg.bsky.social · 19/06/2026
Melonjs-Browser Based #2D Game Engine #melonJS is an open-source,lightweight HTML5 game engine designed for building 2D and 2.5D games using #JavaScript and #TypeScript. On Iprogrammer: dub.sh/Tsjn08P #gamedev
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Nikos Vaggalis @nikosvg.bsky.social · 18/06/2026
Bumblebee is an open-source security tool developed by @perplexityofficial.bsky.social to identify software supply chain vulnerabilities on developer workstations. On IProgrammer: dub.sh/cU04bKr #perplexity #sast #cve
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BellSoft @bellsoft.bsky.social · 17/06/2026
🎬 NEW VIDEO ON THE CHANNEL Java 27 changes JVM defaults, GC behavior, memory footprint, TLS security, whether you upgrade intentionally or not. 9 JEPs explained by @edelveis.dev. Watch: youtu.be/VxN-jrjF_GA #Java #Java27 #JVM
youtu.be
Java 27: 9 New JEPs and What They Mean for You
YouTube video by CyberJAR
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Nikos Vaggalis @nikosvg.bsky.social · 16/06/2026
Stanford's CME296 Diffusion&Large Vision Models-"The full materials of the recent @stanforduniversity.bsky.social CME296 lecture series,which constitutes a comprehensive technical deep dive into generative modeling,are now available to all and for free" IProgrammer: dub.sh/lZB40Oe #llm #ai
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Nikos Vaggalis @nikosvg.bsky.social · 15/06/2026
Vercel's #Deepsec Scans Your #Code With #Agentic AI-" @vercel.com has launched Deepsec, an open-source security tool designed to find complex vulnerabilities in large codebases using autonomous #AI agents" On IProgrammer: dub.sh/kcXvDD5
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Nikos Vaggalis @nikosvg.bsky.social · 11/06/2026
Aurora #DSQL Gets Change Data Capture-"A significant new capability is #CDC in preview, which streams real-time database modifications directly to #Amazon #Kinesis Data Streams" On IProgrammer: dub.sh/qfr7QKi #aws @awscloud.bsky.social
dub.sh
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Gunter Rotsaert @mydeveloperplanet.com · 10/06/2026
Are you searching for a CLI for your Spring Boot application because you do not need a fancy web interface? Spring Shell might be the answer to your question. In this blog, you will learn the basics of creating such a CLI. Enjoy! #java #springboot
mydeveloperplanet.com
Spring Boot: Build Your Own CLI with Spring Shell
Spring Shell provides a simple Command Line Interface (CLI) for Spring Boot applications, eliminating the need for complex web UIs. Users can create commands with arguments and validation using bot…
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Nikos Vaggalis @nikosvg.bsky.social · 09/06/2026
@vyruss.org Hi Jimmy. Quick question.In Postgres, is NOTIFY transaction-safe? I mean when a trigger fires a NOTIFY event and a ROLLBACK occurs, does Postgres silently delete the notification so that subsequently the app subscribed does not receive it?
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