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Stop Using .env Files for Docker Secrets — Try This Instead
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DEV Community · Technology

Stop Using .env Files for Docker Secrets — Try This Instead

Managing secrets in Docker usually starts simple—a .env file here, a hardcoded variable there. But once you move past a single local machine, things get messy quickly. Kubernetes users are spoiled for choice with tools like External Secrets Operator (ESO), but for those of us running standalone Do...

Md Umair
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Self-Hosted DPI-Bypass VPN on Oracle Cloud Always Free ARM
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DEV Community · Technology

Self-Hosted DPI-Bypass VPN on Oracle Cloud Always Free ARM

If you're reading this from a place where stock WireGuard stopped working mid-2025, you already know the problem: ISPs fingerprint the WireGuard handshake and kill the tunnel in minutes. Iran, Russia, Turkmenistan, and a handful of other countries now DPI-filter WireGuard at carrier level. AmneziaW...

Ivan Bondarev
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Pipepost v0.8.0: LinkedIn + X posting from any MCP client
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DEV Community · Technology

Pipepost v0.8.0: LinkedIn + X posting from any MCP client

Pipepost is an MCP server that lets your AI assistant publish content end-to-end: SEO scoring, multi-platform publishing, and social broadcast. v0.8.0 adds the two surfaces that were missing — LinkedIn and X — so an MCP client can now reach all the developer-relevant networks without leaving the con...

PipepostDev
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What Happens When an AI Agent Gets Kernel-Level GPU Traces
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DEV Community · Technology

What Happens When an AI Agent Gets Kernel-Level GPU Traces

TL;DR A GPU trace of a PyTorch DataLoader bottleneck (114x slower than direct indexing) was loaded into an MCP server and handed to Claude for investigation. The AI identified the root cause in under 30 seconds: 3,676 CPU context switches starving the GPU of data. Below is the full inves...

Ingero Team
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Deploying to k8s with Terraform using GH Actions
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DEV Community · Technology

Deploying to k8s with Terraform using GH Actions

Hi all. This article aims to give you the happy path to get your service (or services) up and running on a kubernetes-managed cluster. Disclaimer I expect you already have a running k3s or kubernetes environment with direct access, such as SSH, for troubleshooting and reviewing changes a...

Ricardo Campos
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How bloom filters work, irl
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DEV Community · Technology

How bloom filters work, irl

A single SELECT for every "Username Taken" check? Seriously?? Imagine you're building a SaaS and 10,000 bots try to sign up with random usernames in one minute. Are you really gonna let your Postgres/MySQL handle 10,000 unnecessary hits just to say "Nope, doesn't exist"? That’s how you kill your...

Ateeb Hussain
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Filter with Where-Object: Find Exactly What You Need
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DEV Community · Technology

Filter with Where-Object: Find Exactly What You Need

Filter with Where-Object: Find Exactly What You Need Where-Object lets you search results. Instead of looking through everything, filter to see only what matters. How It Works Where-Object is a filter. You give it a condition, and it shows only items that match. Think of it li...

arnostorg
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Cron Expressions Explained (Without the Headache)
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DEV Community · Technology

Cron Expressions Explained (Without the Headache)

You see this: */5 * * * * You know it does something. You’re just not 100% sure what. At some point every developer has this moment: you google “cron expression every 5 minutes” copy something paste it into config and hope production doesn’t break Here’s the thing. Cron is not har...

Andrew Rozumny
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Introducing Graflow: An Orchestration Engine for AI Agent Workflows
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DEV Community · Technology

Introducing Graflow: An Orchestration Engine for AI Agent Workflows

This post was originally published on the Graflow blog. It has been adapted for dev.to. Graflow is a Python-based orchestration engine for Agentic Workflows — the sweet spot between deterministic pipelines and fully autonomous agents. Built with developer experience as a first-class concern, Graf...

Makoto Yui
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Microsoft planning Surface Laptop with an OLED display
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The Verge · Technology

Microsoft planning Surface Laptop with an OLED display

Microsoft is preparing to launch new Surface Pro and Surface Laptop models in the coming months. Windows Central reports that the refreshed models will include both Intel and Qualcomm variants, with Microsoft opting for an OLED display option for the Surface Laptop this year. Microsoft is expected t...

Tom Warren
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Show HN: Marky – A lightweight Markdown viewer for agentic coding
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Hacker News · Technology

Show HN: Marky – A lightweight Markdown viewer for agentic coding

Hey HN,In this age of agentic coding I've found myself spending a lot of time reviewing markdown files. Whether it's plans or documentation that I've asked my agent to generate for me, it seems that I spend more time reading markdown than code.I've tried a few different solutions to make it easier...

GRVYDEV
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Gemini can now pull from Google Photos to generate personalized images
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The Verge · Technology

Gemini can now pull from Google Photos to generate personalized images

Google's Personal Intelligence feature, which lets Gemini pull data from apps like Google Photos to offer responses tailored to you, can now use that data and its Nano Banana 2 image model to create images based on your personal context. With the feature, you can use prompts like "Design my dream ho...

Jay Peters
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Microsoft’s new Xbox chief starts making her mark
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The Verge · Technology

Microsoft’s new Xbox chief starts making her mark

Microsoft's new Xbox chief has had a busy couple of months after promising "the return of Xbox." Asha Sharma met with publishers at the Game Developers Conference in March, and has also been on the road visiting Microsoft's own game studios and product teams in recent weeks. Sharma, who used to work...

Tom Warren
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