Blogs
We provide online programming courses and tutorials suitable for all levels.
Showing results for category: Power BI
8 Dimensions of Data Quality
December 22, 2025 Category: Power BIBeyond correctness, data must be consistent and valid across systems and reporting layers. The same metric should never tell a different story in finance, opera...
Read MoreHow to Identify Which Table to Optimize in Power BI?
November 20, 2025 Category: Power BIOptimizing the right table is the fastest way to improve report performance. In real projects, not every table slows down your model, only a few heavy hitters d...
Read More
No More Confusion Between DATEADD, DATESINBETWEEN, and DATESINPERIOD
November 11, 2025 Category: Power BIWorking with dates in Power BI can sometimes be confusing, especially when it comes to choosing between DATEADD, DATESINBETWEEN, and DATESINPERIOD. All three d...
Read MoreAvoid These Relationship Errors in Power BI. Before They Break Your Reports
November 02, 2025 Category: Power BIWhen working in Power BI, relationships define how tables connect and share data. Choosing the right type ensures accurate visuals and calculations. Misusing th...
Read More
Activities Carried Out in Power BI Desktop, Power BI Service, and Both
October 28, 2025 Category: Power BIActivities Carried Out in Power BI Desktop, Power BI Service, and Both Power BI is one of the most powerful Business Intelligence tools used by professionals...
Read MoreTop 3 Query Folding Concepts You Must Know in Power BI
October 23, 2025 Category: Power BIWhen working with Power BI, especially during data transformations in Power Query, you might have come across the term “Query Folding.” In simple...
Read More
Showing 1–6 of 6 blogs