DSDoogal Simpsonindoogal.dev·4h ago · 5 min readHow Ring Buffers Work: Low-Latency Circular QueuesA ring buffer (or circular queue) prevents media stuttering by managing data streams inside a fixed-size array using two pointers (read and write). By wrapping pointers back to the start when they rea00
DSDoogal Simpsonindoogal.dev·20h ago · 5 min readDeepSeek vs Claude Opus: LLM Cost & Latency Trade-offsTL;DR: While cheaper LLMs like DeepSeek offer massive per-token discounts over premium models like Claude Opus, their high verbosity narrows the actual price gap. Because both models output at similar30
DSDoogal Simpsonindoogal.dev·2d ago · 5 min readSkip Lists: The O(log n) Alternative to Balanced TreesTL;DR: A skip list is a probabilistic data structure that upgrades a standard linked list's O(n) search time to O(log n). By layering multiple sorted "express lane" linked lists on top of each other, 00
DSDoogal Simpsonindoogal.dev·3d ago · 4 min readDebugging Docker Crash Loops: A Practical GuideTL;DR: A Docker crash loop occurs when a containerized process repeatedly exits with a non-zero code (like exit code 1), prompting Docker to restart it. By persisting state via volume mounts, develope00
DSDoogal Simpsonindoogal.dev·4d ago · 5 min readWhy abs() Fails on the Minimum Signed Integer ValueTL;DR: The abs() function fails when passed the minimum value of a signed integer (like -2,147,483,648 in 32-bit systems). Because of two's complement representation, this negative boundary has no pos00
