I have built two collaborative editing applications and strongly recommend the CRDT approach with Yjs:Why CRDTs over OT: CRDTs are mathematically guaranteed to converge without a central server arbitr...

16 votes · 3 days ago

A few additional practical tips from our implementation:Cursor Presence: Yjs has a built-in awareness protocol that handles cursor positions and user presence. It is very efficient and works out of th...

9 votes · 3 days ago

In React 19, the state management landscape has simplified considerably. Here is what I recommend for a medium-sized e-commerce app:Server State: Use TanStack Query (React Query) for all server-side d...

19 votes · 4 days ago

I still think Redux Toolkit has its place, especially for complex applications with lots of interconnected state:The Redux DevTools are unmatched for debugging. Time-travel debugging and action loggin...

10 votes · 4 days ago

We switched from Docker to Podman about a year ago in production and here is our experience:Pros: Rootless containers by default is a huge security win. No daemon means no single point of failure. The...

14 votes · 5 days ago

I would say it depends on your team experience and existing tooling:Docker still has the larger ecosystem, better documentation, and Docker Desktop provides a smoother developer experience on macOS an...

7 votes · 5 days ago

With 50 million rows, you definitely need a multi-pronged approach:Table Partitioning: Partition your transactions table by date range (monthly or quarterly). This is the single biggest win for large ...

22 votes · 6 days ago

I managed a PostgreSQL database with 200 million rows and here is what worked for us:Connection Pooling: Use PgBouncer in transaction mode. This alone improved our throughput by 3x by reducing connect...

11 votes · 6 days ago

For securing a REST API in 2026, here is a comprehensive approach:Authentication & Authorization: Use OAuth 2.0 with PKCE flow for public clients. For service-to-service, use client credentials with m...

15 votes · 1 week ago

Adding to the above answer, do not forget about these often-overlooked security measures:CORS Configuration: Be very strict with your CORS policy. Only whitelist the exact origins that need access.Sec...

8 votes · 1 week ago

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