Cloudflare R2 vs S3: Object Storage for VPS Hosts
If you’re running apps on a VPS, cloudflare r2 vs s3 is no longer an academic debate—it directly affects your bandwidth bill, latency, and how painful…
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How I Revamped a Local Cram School Website Using AI (Claude, Gemini, and Codex)
Introduction I recently took on the challenge of modernizing the website for my parents' cram school in rural Japan. As an IT professional specializin…
Cloudflare R2 vs S3: VPS-Friendly Object Storage
If you’re deploying apps on a VPS, cloudflare r2 vs s3 quickly becomes less about “features” and more about what hurts at scale: egress, latency, and …
Idea for Managing Policies Across Nearly 1,000 AWS Organizations — A Reseller's Perspective
"A Note from the Author" I work in the Technical Support division of an AWS reseller operating under the AWS Solution Provider Program in Japan. This …
Cloudflare R2 vs S3: Storage Costs for VPS Hosting
If you’re running a VPS and your object storage bill is starting to feel like a second server, cloudflare r2 vs s3 is the comparison that matters—beca…
Cloudflare R2 vs S3 for VPS Hosting: Practical Tradeoffs
If you’re running a VPS-hosting setup, cloudflare r2 vs s3 isn’t an academic debate—it’s the difference between predictable bills and surprise egress …
Cloudflare R2 vs S3 for VPS Hosting Workloads
If you’re deciding cloudflare r2 vs s3 for a VPS-hosted app, the “best” object storage isn’t about brand loyalty—it’s about egress, latency, and how m…
Every scanner checks what exists. Nobody checks what's missing
When cloud resources are deleted, the references to them persist — in IAM policies, event triggers, compute configs, and trust relationships. These or…
I Built a SaaS Platform From Scratch. Here's How I Architected It on AWS.
So I've been working on something for a while now. It's called TechVerse. It's a SaaS e-commerce platform, and I built the whole thing from the ground…
OpenAI ends its exclusive partnership with Microsoft
Amended agreement clears the way for OpenAI models to run on Amazon Bedrock.
GKE Gateway API: Full Setup & Troubleshooting Runbook
I recently went through the full process of setting up GKE Gateway API on a production-grade cluster — Fleet registration, controller enablement, Helm…
AWS Certification: Which One First? A Practical Path
If you’re asking aws certification which one first , you’re not alone—and the honest answer is: it depends on your background, but the decision is sim…
Prowler is great. Here's what to do with 400 findings.
If you've never heard of Prowler, you're not alone. I built my own AWS security scanner before I stumbled across it. Read the landing page, had a quie…
🚀 How to deploy flask app kubernetes helm — the right way
🔥 The First Time I Tried to Deploy a Flask App on Kubernetes Using Helm… 2 AM. Red eyes. Cold chai. Terminal full of CrashLoopBackOff logs. 📑 Table of…
Launching a Windows Server on AWS EC2
When people start learning cloud engineering, they often begin with Linux servers and for good reason. But in real-world environments, Windows servers…
Curated list of Dev Events April-May 2026 - Update
Hey! I compiled and curated a list of developer events for April-May, they are centered on European events in person and are all about the current web…
[EN] Best Practices for Managing Secrets in Kubernetes
Managing secrets in Kubernetes requires careful attention. The default implementation has significant security limitations. Encoding secrets in base64…
Сколько стоит внедрить AI？Отвечаем с LCOAI
Компании во многих отраслях переходят от AI-экспериментов к масштабным внедрениям, сталкиваясь с трудностями в оценке сопутствующих издержек. Традицио…
Azure Monitor: Deployment and Configuration
Introduction Azure Monitor is a powerful cloud-based monitoring solution that provides full visibility into the performance, health, and activity of a…
The Most Underused Data Center in Your Organization Is Your Laptop
A modern developer laptop is no longer a lightweight terminal. A current MacBook Pro comes with a 10+ core CPU, up to a 40-core GPU, and 128GB unified…
Running Slurm on AWS/Azure: Architecture & Pitfalls
Running Slurm in the cloud sounds simple at first: spin up some VMs, install Slurm, and start submitting jobs. In reality, cloud-based HPC introduces …
My Journey into the Cloud: Breaking Down AWS Practitioner Essentials (Module 1)
I’ve spent years hearing the buzzword "The Cloud," but to be honest, it always felt like a vague concept—something technical that happened "somewhere …
Sustainability Isn't an Afterthought — It's an Architectural Choice
Every Earth Day I see the same posts — reusable cups, bike commutes, paperless offices. All fine. But working on enterprise architecture, I keep circl…
Cost Optimization Strategies for Databricks Workloads
Introduction Databricks has become a core platform for data engineering, analytics, and machine learning. It brings flexibility and scalability, but i…
Why Docker Breaks Inside MicroVMs (Part 1): The Linux Assumptions You Didn’t Know You Were Relying On
We tried running Docker inside a microVM. It failed before the first container even started. The error wasn’t helpful: cgroup mountpoint does not exis…
LLM OCR Benchmarks, Claude Code Context Issues, & Cloud GPU Pricing Tool
LLM OCR Benchmarks, Claude Code Context Issues, & Cloud GPU Pricing Tool Today's Highlights Today's highlights include an open-source framework be…
Building a "Local-First" Expense Tracker with zero server costs
As developers, we tend to follow a common practice: frontend + api + database. Yet, when I decided to develop the Sheet Manager application, I wanted …
Clean Code for DevOps: Refactoring my Ansible Lab into Roles
As my Ansible project grew, my single master playbook started to get crowded. Today, I decided to 'graduate' my automation by implementing Ansible Rol…
How I Passed the AWS Certified DevOps Engineer - Professional Certification🏅
Passing the AWS Certified DevOps Engineer – Professional exam is no joke. It’s one of the toughest AWS certifications—not because it’s purely theoreti…
DPDPA compliance is a cloud config problem
A compliance lead told me last week: "We're buying a ₹40L DPDPA compliance tool. We'll be ready by deadline." I asked: "Do you know which S3 buckets c…