Elektor Magazine

Wi-Fi-Based Person Detection on an ESP32: When Your Router Becomes a Motion Sensor

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...
InfoQ

Rust at the Core - Accelerating Polyglot SDK Development

Spencer Judge discusses the architectural pattern of building a shared core in Rust with language-specific layers on top. Drawing from his work on Temporal's SDKs, he shares lessons on navigating FFI ...
note

Decoding ServiceNow UI Scripts (sys_ui_script) on a Live Instance: Reusable Client-Side JavaScript and Loading Control via global / ui_type

That the entity of a UI Script is stored in sys_ui_script as 'one script = one record', and the content is client-side JavaScript that runs in the browser That sys_ui_script is metadata-based, ...
LinkedIn

JavaScript Array Methods for Efficient Data Management

This method changes the original array. It is not a pure function. Note: When an array grows too large, JavaScript must allocate a bigger memory block and copy everything over. This costs performance.
LinkedIn

JavaScript Array Search Methods Explained

JavaScript provides several tools to help you do this. Use indexOf () to find the position of a specific value. It returns the first index where the value appears. Use lastIndexOf () to find the ...