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CSCortlet Supportblog.cortlet.com21h ago · 4 min read

Why Serverless WebSockets Need a Connection Database

WebSockets sound simple at first. A client connects. It sends messages. The server sends messages back. But once you combine WebSockets with serverless infrastructure, one question appears almost imme

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Vvaibhav-raut45vaibhav-cloud.hashnode.dev1d ago · 3 min read

Week 1: Starting My Azure Cloud Engineer Journey — Linux & Networking Fundamentals

Hey folks! I'm Vaibhav Raut, a fresh B.E. graduate from 2026, and I'm officially starting my cloud learning journey. Completely new to this space. My goal: Become an Azure Cloud Engineer in the next 1

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CSCortlet Supportblog.cortlet.com2d ago · 3 min read

Why WebSockets and Serverless Don’t Fit Naturally

WebSockets Are Stateful. Serverless Isn’t. Serverless platforms are built around a simple model: A request comes in, a function runs, a response goes out, and the compute can disappear. That works ext

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NNyxxnyxx-notes.hashnode.dev2d ago · 6 min read

Why a Running System Isn't Necessarily a Secure System

We've all been there. You deploy a server, spin up a cloud instance, or launch a new application — and it works. The dashboard is green, the metrics look normal, and everything is responding as expect

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DHDeploy Hatchdeployhatch.hashnode.dev3d ago · 9 min read

How to Host a Python Script 24/7 Without a VPS

Running a Python script is easy. Keeping one running reliably after you close your laptop is where things get more complicated. Maybe you built a Discord bot. Maybe it’s an automation script that poll

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AOAdedoyin Ogunsolaadehorizon.hashnode.dev3d ago · 4 min read

CrashLoopBackOff Prod-Anatomy and 10-category Kubernetes Error map

Events are one of my first troubleshooting stops when a Pod isn't behaving as expected. I can inspect them with: kubectl describe pod <pod-name> Or kubectl get events -n --sort-by=.lastTimestamp E

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Aakramesparksit.hashnode.dev3d ago · 12 min read

Decision Point for Choosing a Cloud Application Migration Strategy

Choosing the right path comes down to a simple decision point for choosing a cloud application migration strategy: are you moving mainly for speed, for resilience, for cost control, or for deeper mode

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VCVivian Chiamaka Okosevivianokose.hashnode.dev3d ago · 9 min read

My Server Had Zero Inbound Ports. I Still Got a Shell.

There is a moment in this build I keep coming back to. I am looking at a shell prompt on a server that has no SSH key, no port 22 open, and no inbound firewall rules at all. From that shell I am query

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MNManoj Naikcloudopschronicle.hashnode.dev4d ago · 3 min read

☸️ Kubernetes Fundamentals: Building a Production-Style Flask Application from Pod to Persistent Storage

A complete hands-on journey covering Pods, Deployments, Services, Ingress, ConfigMaps, Secrets and Persistent Storage using K3s. Introduction After learning the Docker fundamentals, The next step and

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STSagar Thosarsagarthosar.hashnode.dev5d ago · 13 min read

Test Cutovers Before the Real Cutover: Managing RDS Rollback During MySQL Migrations with DMS

When we migrate a production database to Amazon RDS using AWS DMS, the technical mechanics of full load and change data capture (CDC) get most of the attention. But the part that actually decides whet

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Trending tags this week

Why Serverless WebSockets Need a Connection Database

Week 1: Starting My Azure Cloud Engineer Journey — Linux & Networking Fundamentals

Why WebSockets and Serverless Don’t Fit Naturally

Why a Running System Isn't Necessarily a Secure System

How to Host a Python Script 24/7 Without a VPS

CrashLoopBackOff Prod-Anatomy and 10-category Kubernetes Error map

Decision Point for Choosing a Cloud Application Migration Strategy

My Server Had Zero Inbound Ports. I Still Got a Shell.

☸️ Kubernetes Fundamentals: Building a Production-Style Flask Application from Pod to Persistent Storage

Test Cutovers Before the Real Cutover: Managing RDS Rollback During MySQL Migrations with DMS