Browse All Posts (165)

John Edward explains how Retrieval-Augmented Generation (RAG) works and how Azure AI Search fits into a production-ready RAG architecture, covering indexing, semantic and vector search, embeddings, chunking strategies, and practical steps to build a basic retrieval + generation workflow.

Allison announces an update to GitHub’s automatically generated release notes: when a merged pull request was opened by Copilot cloud agent, the release notes now credit the developer who requested the PR alongside @copilot, so the human contributor is recognized.

GitHub experiments with the GitHub Copilot App in a stream-style session, focusing on what the app is and how it fits into the Copilot developer experience.

Fokko at Work demos what’s new for GitHub Copilot in Visual Studio Code 1.125, focusing on the new visual indicator for additional token budget usage and a simpler workflow for adding and installing model providers, with notes on how enterprise policies and pricing plans can affect feature availability.

Authorised Territory demonstrates how to create reusable prompt files and use them inside Visual Studio 2022 with GitHub Copilot, focusing on a practical workflow for keeping prompts consistent across coding tasks.

Microsoft Defender Security Research Team breaks down an npm supply chain compromise in the mastra/@mastra ecosystem, where a typosquat dependency executed a malicious postinstall payload. The report explains the staged delivery, C2 behavior, cross-platform persistence, and provides Microsoft Defender detections, KQL hunting queries, and concrete mitigation steps.

Microsoft Defender Security Research Team and Microsoft Defender Experts break down a Windows crypto-clipper campaign that uses a bundled Tor proxy and worm-like USB propagation to maintain persistence, steal seed phrases and private keys from the clipboard, exfiltrate screenshots, and accept remote tasking via an EVAL-based backdoor.

Sunita_AZ0708 shares a validation study of running Siemens NX 2506 in a multi-user Azure Virtual Desktop setup on GPU-backed Azure VMs, focusing on whether a single NVIDIA RTX PRO 6000 can reliably support 30 concurrent CAD users and how performance changes with multi-host scaling.

Microsoft Developer shares a 5-minute trailer previewing Livestream 4 of POSETTE 2026, highlighting 11 PostgreSQL talks including partitioning, SQL/PGQ property graphs, performance work, analytics with pg_duckdb on Azure Database for PostgreSQL, replication and logical decoding, security practices, PostgreSQL 18 vacuum improvements, Citus scaling, and LISTEN/NOTIFY pitfalls.

Paula Santamaría and Julia Schröder Langhaeuser present a production Retrieval-Augmented Generation (RAG) architecture built on Azure Database for PostgreSQL, explaining why Postgres can be a solid foundation for RAG at scale and what it takes to move from prototype to production with performance tuning and monitoring.

Dingding Lu explains why Microsoft built Azure HorizonDB for PostgreSQL and how its shared-storage design targets predictable performance, fast failover, and scalable reads for modern Postgres workloads running on Azure.

Diaa Radwan explains how to build event-driven architectures directly on PostgreSQL using logical replication and change data capture, and compares three CDC approaches (wal2json, Debezium+Kafka, and Drasi) using live benchmarks for overhead, latency, and implementation complexity.

Abe Omorogbe explains how PostgreSQL is evolving into a backbone for production AI agent workflows, focusing on reliable and safe data retrieval. He covers MCP-based agent patterns, common failure modes when agents generate SQL, and emerging approaches like context correction and blended retrieval across relational, vector, and graph techniques.

Varun Dhawan explains why PostgreSQL is increasingly used as an “everything database” and how its extensibility lets teams consolidate workloads like OLTP, analytics, and vector search. He also connects these capabilities to Azure Database for PostgreSQL and scaling patterns such as Citus.

Sarat Balijepalli explains the operational and performance problems that show up when PostgreSQL tables grow large, with specific notes for Azure Database for PostgreSQL. He covers autovacuum falling behind, bloat, planner misestimation, WAL growth, lock contention, and practical tuning and architectural options to keep systems stable at scale.

Allison announces two new GitHub CLI commands—gh repo read-file and gh repo read-dir—that let you inspect files and directories in remote repositories from the terminal without cloning, enabling faster documentation checks, config reviews across repos, and scriptable repository inspection.

Natalie Guevara explains how GitHub Copilot is improving token efficiency in longer sessions by caching repeated prompt context, loading tool definitions on demand, and routing requests to the best-fit model via Auto model selection. The post also shares practical habits for reducing credit burn in day-to-day Copilot workflows.

Taesoo Kim explains how Microsoft’s MDASH agentic scanning system moved from a benchmark win into real engineering workflows, feeding validated findings into Microsoft Defender, GitHub Advanced Security, and Azure DevOps. The post breaks down recent CVEs found across Windows and identity components, plus what pipeline changes improved results and what still fails.

Amar Digamber Patil explains what viewers will learn from the Budget Bytes series, focusing on building AI-powered applications on Azure SQL and how to evolve from simple setups to more scalable architectures while keeping costs within a $25 budget.

Allison summarizes June 2026 improvements to GitHub secret scanning, including new detectors, expanded push protection defaults, added validity checks for more secret types, and richer metadata on detections to help teams prioritize remediation.

Amar Digamber Patil introduces the Budget Bytes series and explains what viewers will learn about building AI-powered apps with Azure SQL, covering approaches that start simple and scale up while staying within a $25 budget.

Rob Lefferts summarizes Microsoft’s positioning as a Leader in Forrester’s 2026 XDR Wave and explains the security platform themes Microsoft is emphasizing: cross-domain signal correlation, attack disruption, built-in threat intelligence, and SOC workflows powered by Microsoft Defender, Microsoft Sentinel, and Security Copilot.

GitHub announces the general availability of the GitHub Copilot app, a native desktop experience focused on agent-driven development. GitHub highlights starting sessions from issues and pull requests, running work in parallel, and using a unified workspace with full GitHub context to take tasks from issue to merge.

malaikanazim announces that Azure StandardV2 NAT Gateway now supports outbound ping using ICMP Echo Request/Reply, enabling basic reachability checks and faster troubleshooting for workloads that egress through NAT Gateway without needing per-VM public IPs or extra configuration.

Allison announces a new GitHub Copilot enterprise governance control that lets admins disable bypassing permission prompts (“yolo mode” / auto-approve) in Copilot clients. The update explains where to place the enterprise-managed settings file, how it’s applied to licensed users, and which VS Code versions respect the policy.

amitch announces a preview ServiceNow connector that can query Microsoft OneLake data in place (zero-copy), aiming to reduce ETL and keep a single governed data foundation across Microsoft Fabric analytics and downstream operational workflows.

Sandeep Deo explains how AI is speeding up identity-based attacks and what Microsoft is changing across Entra and Defender to help teams prevent, detect, and respond faster. The post highlights unified identity risk scoring, improved Entra ID Protection views, least-privilege response roles, and agent-driven recommendations for Conditional Access.

Jan Krivanek introduces the Microsoft Binlog MCP Server, an MCP server that lets AI assistants (including GitHub Copilot) query MSBuild .binlog files using 15 purpose-built tools for failure diagnosis, property tracing, performance bottleneck analysis, and build-to-build comparisons across Visual Studio, VS Code, and CLI workflows.

yairgil explains how the Azure Copilot Observability Agent in Azure Monitor helps teams investigate AKS incidents by correlating metrics, logs, traces, Kubernetes events, and change history into an evidence-backed root-cause narrative with recommended next steps.

Allison announces general availability of auto model selection in GitHub Copilot Chat on github.com and the GitHub mobile app, explaining how auto routes requests to different AI models based on task complexity and real-time availability, and how it affects transparency, policy controls, and token billing.

Allison announces a GitHub repository setting that lets maintainers cap how many open pull requests a user without write access can have at once, helping reduce review queue noise and CI overhead in busy open source projects.

Allison announces GitHub Copilot’s new agent finder, which discovers and ranks agent capabilities from a registry you choose, with enterprise controls over what resources can be surfaced and used.

GitHub shares how ASOS adopted GitHub Copilot after migrating to GitHub, focusing on reducing developer toil and speeding up delivery. It highlights using Copilot to streamline pull requests and building custom AI agents so engineers can spend less time on routine work and more time shipping features.

jiang_jenny1 introduces the Fabric Spark Operations Skill (preview), an AI-assisted, read-only troubleshooting tool for Spark workloads in Microsoft Fabric. It turns common investigations—failed notebooks, pipeline failures, session triage, and performance issues—into natural-language commands that produce a severity-ranked diagnostic report with fix recommendations and links back to Fabric.

Waldek Mastykarz explains why AI coding agent extensions that perform well alone can degrade results when installed alongside other extensions, and how to measure and reduce these composition effects in real developer workspaces.

Microsoft Developer previews Livestream 3 of POSETTE 2026 with short introductions to 11 PostgreSQL talks, including WAL, logical replication, testing and coverage, consistency in clusters, performance tuning, and a session on production RAG at scale using Azure Database for PostgreSQL.

Visual Studio Code shares a quick set of “top tips” from the engineering team, highlighting practical editor features like subagents, favorite shortcuts, and a few hidden easter eggs, plus a mention of event agent markdown files and GitHub Copilot-related workflows.

Allison announces that GitHub Copilot individual plan sign-ups are reopening (Student, Pro, Pro+, and Max) and outlines immediate changes to how upgrades and continued usage work when you approach included usage and spending limits.

Allison announces the general availability of the GitHub Copilot app for macOS, Windows, and Linux, positioning it as a desktop workflow for agent-driven development. The post highlights starting sessions from issues or pull requests, running parallel sessions per repo, reviewing diffs, and using canvases, cloud automations, and MCP-connected tools.

John Savill walks through recent identity and authentication changes for Azure Files, focusing on Microsoft Entra ID–integrated authentication scenarios including managed identity access, cloud-only identity access, and macOS Platform SSO (PSSO) access.