[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2023-10-06 UTC."],[[["The `toUpperCase()` function converts all characters within a specified string to uppercase."],["It takes a single argument: the input string (`this: string`)."],["The function returns a new string with all characters in uppercase, leaving the original string unchanged."],["Examples are provided for JavaScript, Python setup, and Colab (Python)."]]],[]]