Tag: Advanced
-
Pairs Trading Bot: Cointegration Test to Live Orders
Build a pairs trading bot from cointegration testing to live execution. Python stat arb strategy with Johansen test and automated order flow.
-
gc.collect() Slows Python 32%: When Manual GC Hurts
Manual gc.collect() slowed my pipeline 32%. Here's when Python's GC heuristics beat your intuition โ and the rare cases where you should override them.
-
LoRA vs QLoRA vs Full Fine-tuning: GPU Memory Benchmarks
Full fine-tuning costs $5/hr on A100. QLoRA drops it to $0.50 on T4 โ with matching accuracy at rank 64. Real memory breakdowns + 47-run benchmark.
-
import * in Functions: UnboundLocalError & Namespace Fix
Learn why `import *` inside functions causes UnboundLocalError and discover the namespace mechanics behind this Python gotcha with practical fixes.
-
gdb + py-spy vs pdb: Production Debug Latency Compared
gdb and py-spy attach to live Python processes without restarts. Compare overhead, introspection depth, and when sampling beats breakpoints.
-
Kubernetes Autoscaler for ML: Build HPA from Scratch
Build Kubernetes HPA for ML workloads from scratch. Learn custom metrics, scaling strategies, and real-world GPU optimization patterns.
-
GNN for Multi-Component RUL: Graph Attention Beats Fixed Topology
Learn how Graph Attention Networks predict multi-component system failures better than fixed-topology GNNs. Attention mechanism key to RUL accuracy.
-
ONNX Export Pitfalls: 7 PyTorch โ Production Gotchas
Fix ONNX export failures fast. Learn the 7 critical PyTorch-to-production gotchas that silently break modelsโand how to catch them before deployment.