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What is? OpenTelemetry??An open-source standard for logs, metrics, and traces

Dynatrace

OpenTelemetry (also referred to as OTel) is an open-source observability framework made up of a collection of tools, APIs, and SDKs, that enables IT teams to instrument, generate, collect, and export telemetry data for analysis and understand software performance and behavior. Monitoring begins here.

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Understanding Weak Reference In JavaScript

Smashing Magazine

WeakMap can be used in two areas of web development: caching and additional data storage. The result from a function can be cached so that whenever the function is called, the cached result can be reused. With caching, a copy of the result from a request is saved locally. Let’s see this in action. Additional Data.

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