Shorten URLs via tinyurl or bitly API
Convert URL to PDF suitable for mobile reading.
Reduce or quit caffeine with withdrawal tracking, tapering plans, and energy milestones
Set up and maintain Raspberry Pi avoiding common hardware and configuration pitfalls.
Develop Arduino projects avoiding common wiring, power, and code pitfalls.
从URL提取图片并生成PDF（保持原文顺序，不排序）
Analyze BigQuery query patterns and storage to dramatically reduce the
