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Caching & Edge Data
KV stores, CDNs, edge runtimes, and latency-first data patterns.
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Your Cache Is Part of the Security Model
17+ hour, 14+ min ago (418+ words) This is Part 4 of Security Infrastructure in Practice, a series about what happens when security design meets production systems. Caches are supposed to make authorization faster. They can also keep an old permission alive after the source of truth has…...
Agent-Cache: Multi-Tier LLM Caching for Valkey and Redis
20+ hour, 47+ min ago (666+ words) Agent loops burn tokens and clock cycles on repeated work. The same LLM prompt fires twice, the same tool call fetches identical data, and session state gets reconstructed from scratch on every request. Agent-cache solves this with a three-tier caching…...
API Rate Limiting: What Actually Breaks When You Get It Wrong
22+ hour, 10+ min ago (417+ words) Most teams add rate limiting to their API as an afterthought — usually right after something has already gone wrong. A scraper hammers an endpoint, a client integration goes into a retry loop, or a single misbehaving user takes down a…...
Redis Is Not Your Database: Designing Cache Failures, Fallbacks, and Resilient Backends
1+ day, 3+ hour ago (724+ words) Redis can make a backend dramatically faster. It can also make a backend dramatically more fragile if the architecture treats the cache as a dependency that must always be available. The distinction is simple: A database stores authoritative data. A…...
I Thought Redis Would Save My API. Just 500 Requests Proved Me Wrong.
1+ day, 3+ hour ago (243+ words) As our series continues, Deep-Dive Backend Systems Roadmap. I created the simplest weather API... Tagged with webdev, distributedsystems, redis, programming....
Laravel Horizon Queue Balancing: Idle Workers vs. Starved Queues
1+ day, 4+ hour ago (800+ words) Every Horizon supervisor makes you choose. Turn balancing on and you pay for a floor of idle workers. Turn it off and a busy queue starves the queues listed after it. The more queues you run, the more each option…...
Redis Rate Limits for LLM API Keys and Tenant Quotas
1+ day, 7+ hour ago (822+ words) This post was created with AI assistance and reviewed for accuracy before publishing. Rate limiting a normal API protects your servers. Rate limiting an LLM API protects your bank account. The difference matters, because it changes what you are counting…...
Why Is Redis So Fast? Understanding the In-Memory Database
1+ day, 4+ hour ago (27+ words) Redis can deliver extremely low-latency reads and writes. Here’s how in-memory storage, persistence, data structures, and its mostly …...
A Rate Limiter Is a Three-Way Trade-off Wearing a Simple Interface
1+ day, 6+ hour ago (34+ words) Every production API worth naming enforces some kind of rate limit. Stripe does it. GitHub does it. AWS and Twilio do it. The …...
However tin I forestall duplicate webhook occasions from being processed successful Laravel?
1+ day, 10+ hour ago (277+ words) I americium gathering a Laravel exertion that receives webhook occasions from a 3rd-organization cost work. The webhook endpoint is running accurately, however I observed that the aforesaid case tin generally beryllium delivered much than erstwhile. For illustration, the cost supplier…...