Journal, page 2
A new note every day: an app you might need, a feature worth adding, or a technology explained in plain words. Each one with sources.

A loyalty programme for local shops
A paper punch card gets lost in a month. A loyalty programme only works if it survives long enough for a customer to actually redeem it.

Keeping school data clean for UDISE+
The scramble before every UDISE+ deadline is a data problem, not a deadline problem — and it is fixable once, not every cycle.

Vision AI for counting and packing
Counting pieces by hand at the end of a packing line does not scale, and the errors are expensive. A camera can do it, if it is set up properly.

Offline-first field apps for low-network areas
Your field officers work where the network drops every few minutes. Here is what an offline-first app does that a normal one does not.

Security basics for your app
Most app breaches are not clever attacks. They are common, well-known mistakes that a checklist would have caught.

Payment links and UPI collect for small firms
Both take a customer's money digitally. They behave differently enough that picking the wrong one costs you follow-up calls.

Adaptive practice tests for coaching centres
Two students score 60% on the same test for completely different reasons. An adaptive test is built to tell you which reason it was.

Capturing downtime reasons on the shop floor
Downtime logged as just a number hides the real problem. Logging the reason is what lets you actually fix it.

Searching scanned Tamil documents
A scanned Tamil order is just a picture to a computer until something reads it properly. Here is what that takes, and what to expect from it.

Keeping your data in India
A vendor says your data is on the cloud, but has not said which country. For most Indian businesses, that detail matters more than it sounds.

Connecting your app to Tally
Your billing app knows every sale. Tally has your books. If they do not talk, someone is retyping the same entries every day.

The teacher confirms every mark
Why Valarchi's AI never writes a mark to the register on its own, and why that makes it faster, not slower.
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