Most developers build a calculator while learning JavaScript. The first version usually accepts two...
Most developers build a calculator while learning JavaScript.
The first version usually accepts two numbers, performs an operation, and displays the result. That is useful for practising functions, events, and DOM manipulation.
But what changes when a calculator is expected to solve a real problem?
The Formula Is Usually the Easy Part
A practical calculator needs more than arithmetic. It must also deal with:
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A few months back I got frustrated. I needed to calculate something — nothing crazy, just a loan...
As indie hackers and developers, projecting our long-term investments and personal finance is just as...
