The Ugly Truth About Custom Calendars in Power BI

Dealing with shifted dates and leap year errors in Power BI? Ahmad Wael breaks down the pitfalls of the new Custom Calendars feature in Tabular models. Learn why the ‘Distance from Parent’ logic causes 1-day drifts in DAX and how to fix it using month-level granularity for more accurate YOY reporting.

Context Engineering for AI Agents: Stop Wasting Tokens

Stop treating the context window like an infinite bucket. Ahmad Wael explores Context Engineering for AI Agents, explaining why precision beats volume. Learn how to combat Context Rot through compaction, efficient agent harnesses, and why multi-agent systems should communicate through distilled artifacts rather than raw traces to maintain performance and reasoning.