Jesse L·1h agoCoordinated Omission: Why Your Load Test Reports a p99 You Do Not HaveHi everyone, welcome back. Today, I will be going over coordinated omission — a measurement flaw in which a load generator stops issuing…
Jesse L·1h agoTop 10 Linux Performance Analysis ToolsHi everyone, welcome back. Today, I will be going over Linux performance analysis tools — ten of them, from htop and vmstat through…
Jesse L·1d agoMutation Testing: Grading the Tests Instead of the CodeHi everyone, welcome back. Today, I will be going over mutation testing — a technique that injects small bugs into your own source code to…
Jesse L·2d agoPolars: The Query Optimizer Hiding Behind a DataFrameHi everyone, welcome back. Today, I will be going over Polars — a dataframe library that puts a real query planner behind a familiar API…
Jesse L·2d agoSemgrep: Grep That Understands SyntaxHi everyone, welcome back. Today, I will be going over Semgrep — a code scanner that matches patterns against a parsed syntax tree instead…
Jesse L·2d agoAutomatic Graph Layout: How a Pile of Boxes Becomes a DiagramHi everyone, welcome back. Today, I will be going over automatic graph layout — the family of algorithms that turn a bare list of nodes and…