Articles
Articles, guides, and practical notes on Microsoft 365, SharePoint, Power Platform, Azure and AI.
51 articles · page 5 of 6
A permissions report covering every item is slow to produce and impossible to act on. Scoping it to broken inheritance and real grants turns it into a working document — here is the PowerShell and the reasoning behind it.
Rajiv Kumar·Jun 7, 2022·5 min read
A form that will not save gives you almost nothing to work with — unless you surface Form.Error. Here are the seven usual causes in diagnostic order, from hidden required fields to person columns that need a record rather than a string.
Rajiv Kumar·Jan 13, 2022·5 min read
External sharing is governed at tenant, site and item level, and the most restrictive setting wins. Here is how to set a sensible ceiling, raise individual sites, and review the guest access that accumulates silently.
Rajiv Kumar·Aug 2, 2021·5 min read
Scenario questions — a slow app, a lost form, records a user cannot see — test method rather than recall. Each of these has a wrong answer that sounds right, and the reasoning matters more than the specific fix.
Rajiv Kumar·Jan 13, 2021·5 min read
A reference for the fundamentals that most Power Apps material states without explaining: what problem the platform solves, when it is the wrong tool, how Power Fx differs from a scripting language, and why delegation is a correctness concern.
Rajiv Kumar·Jan 13, 2021·7 min read
Canvas apps scale a fixed rectangle by default, which is why they look shrunken on phones. Real responsiveness means switching scaling off and building layout that computes itself from containers and break points.
Rajiv Kumar·Jan 5, 2021·5 min read
A practical guide to the SharePoint REST API: why $select is not optional, how paging really works, what a request digest is for, and why anything built on ACS authentication stopped working in April 2026.
Rajiv Kumar·Apr 13, 2020·4 min read
Power Fx is easy to write badly because it accepts procedural code. These are the patterns that hold up once an app has thirty screens and someone else has to change it: derive rather than store, handle errors where they happen, and give components real boundaries.
Rajiv Kumar·Jan 13, 2020·6 min read
CSOM batches work locally and dispatches it on ExecuteQuery — which explains its performance characteristics and its most confusing exception. Here is how to use it well, and what the Azure ACS retirement changed.
Rajiv Kumar·Jan 2, 2019·5 min read
SSOM runs inside the SharePoint process and reaches things no remote API can — timer jobs, farm configuration, synchronous events. It also leaks memory readily. Here are the rules that matter, and why none of it applies to SharePoint Online.
Rajiv Kumar·Jan 2, 2019·5 min read
