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Gloria Asuquo
Gloria Asuquo

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Coding Challenge Sites

Taking up programming challenges validates your skills as a developer. It also improves your confidence in writing code.
Here is a list of sites to check out to take up coding challenges that will build you up as a developer

  1. Codewars

  2. Leetcode

  3. CodinGame

  4. Exercism

  5. Frontend Mentor

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11 Tips That Make You a Better Typescript Programmer

1 Think in {Set}

Type is an everyday concept to programmers, but it’s surprisingly difficult to define it succinctly. I find it helpful to use Set as a conceptual model instead.

#2 Understand declared type and narrowed type

One extremely powerful typescript feature is automatic type narrowing based on control flow. This means a variable has two types associated with it at any specific point of code location: a declaration type and a narrowed type.

#3 Use discriminated union instead of optional fields


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