Rex Sun - Build Solutions on Microsoft Platform Using Power Apps and Power Automate

by Rex Sun 25/02/2026 Sap

🚀 ABAP Mastery: How to Design Dynamic & Interactive Selection Screens

In the world of SAP development, a great Report program starts with an exceptional Selection Screen. Many developers stop at stacking basic PARAMETERS and SELECT-OPTIONS. However, true enterprise-grade applications demand flexible, intuitive interactions:✅ Dynamically showing/hiding blocks based on user choices.✅ Real-time population of dropdowns (Listboxes).✅ Custom action buttons integrated into the toolbar.✅

by Rex Sun 14/08/2025 Sap

Implementing an SAP Implicit Enhancement in VA01: Auto-Populating the Internal Customer BPC

1. Background & Requirement During the sales order creation process (transaction VA01), the business requires the following logic after entering the Sold-to Party (customer number): Figure 1 — VA01 Customer Entry Screen (Sold-to Party input)(Insert screenshot: VA01 customer input screen) 2. Technical Approach 2.1 Enhancement Type Selection In

by Rex Sun 20/06/2025 Microsoft

🚀 Streamlining Procurement with Power Platform

After two months of testing, I’m excited to share that the RFQ automation app I built with Power Platform is about to go live for the Qingdao procurement team!This solution connects SAP with PowerApps and Power Automate to streamline and digitalize the entire inquiry process:

by Rex Sun 26/05/2025 power Apps

Automate SVG to PowerApps Integration Using Power Automate and Excel

If you’re building modern business apps with PowerApps, visual design and data visualization are becoming increasingly important. But what if you want to use custom SVG graphics — like icons, shapes, or diagrams — without manually embedding every single SVG code block into your app?In this blog, I’ll

by Rex Sun 23/05/2025 power Apps

Automating App ID & Environment ID Retrieval in PowerApps Deployments

Have you ever migrated a PowerApp and suddenly found everything breaking due to hardcoded App ID and Environment ID? That used to be my experience—until I automated it with Power Automate.

by Rex Sun 08/05/2025 Microsoft

🚀 Automating Microsoft List User Creation in Power Apps with UDFs and UDTs

I’ve been exploring the powerful new features in Power Apps:✅ User-Defined Types (UDTs)✅ User-Defined Functions (UDFs) To test them out, I built a clean and reusable function that generates user records for a Microsoft List using Office 365 data. 👇 Here’s a simplified version of what I did:

by Rex Sun 09/04/2025 power Apps

How to integrate Power BI with Power Apps

I used to think that Power BI was all about output – data visualization, dashboards, and reporting – but no input.

by Rex Sun 09/04/2025 power Apps

Solving Responsive Screen Design Challenges

Power Apps Display more content through a button pop-up window.

by Rex Sun 01/04/2025 Power Automate

Connecting SAP with Power Automate

Looking to integrate your SAP system with Power Automate? Here’s a quick guide to getting started with the SAP ERP Connector! 🔹 Preparation Steps:✅ Create an RFC user in your SAP system (refer to SAP Help for user settings and permissions SAP Library – Technology Consultant’s Guide). ✅

Author: Rex Sun