Eka Prasetia

OSS builder crafting tiny npm packages, obsessed with clean APIs, zero dependencies, and practical AI tooling.

Indonesia Joined on Feb 24, 2021 ekaone3033@gmail.com https://prasetia.me/

Pronouns

Work

OSS Builder

JavaScript & TypeScript (primary), Python. Focused on frontend and Utility, tooling, and small-but-solid packages.

Exploring LLMs, RAG patterns, and how to turn AI ideas into practical, lightweight developer tools.

Building tiny, dependency-free npm packages focused on masking and utilities.

Open to OSS collaboration, tiny libraries, AI tooling ideas, and thoughtful dev discussions. Always happy to brainstorm.

16 posts published

0 comments written

18 tags followed

Eka Prasetia

Feb 4

Raw phone numbers leaking will ruin your whole day

#programming #npm

2 min read

Eka Prasetia

Feb 4

Uncontrolled vs Controlled React Components

#react #programming #webdev

3 min read

Eka Prasetia

Feb 4

Tokenizers The Building Blocks of Generative AI

#ai

3 min read

Eka Prasetia

Feb 4

Spread Operator

#javascript #webdev #programming

2 min read

Eka Prasetia

Feb 4

An Introduction to Retrieval Augmented Generation (RAG)

#ai #rag #programming

2 min read

Eka Prasetia

Feb 4

React Function and Class Components

#react #webdev #programming

2 min read

Eka Prasetia

Feb 4

Method chains allow a series of functions

#javascript #method #webdev #programming

2 min read

Eka Prasetia

Feb 4

JSON.Stringify on second argument

#javascript

2 min read

Eka Prasetia

Feb 4

JavaScript Awesome Package

#javascript #npm

10 min read

Eka Prasetia

Feb 4

IIFE (Immediately Invoked Function Expression)

#programming #javascript

1 min read

Eka Prasetia

Feb 4

Higher Order Functions

#javascript #programming #webdev

2 min read

Eka Prasetia

Feb 4

React handler onChange()

#react #programming

2 min read

Eka Prasetia

Feb 4

Play with function of Filter, Index and Every

#javascript #programming

1 min read

Eka Prasetia

Feb 4

Fibonacci numbers complex Time complexity

#javascript #fibonacci

3 min read

Eka Prasetia

Feb 4

useCallback: Stop React From Recreating Your Functions (Again)

#webdev #react #usecallback #programming

2 min read

Eka Prasetia

Feb 4

function () {} Is Too Long

#arrowfunction #webdev #javascript #es6

1 min read

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Eka Prasetia

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Raw phone numbers leaking will ruin your whole day

Uncontrolled vs Controlled React Components

Tokenizers The Building Blocks of Generative AI

Spread Operator

An Introduction to Retrieval Augmented Generation (RAG)

React Function and Class Components

Method chains allow a series of functions

JSON.Stringify on second argument

JavaScript Awesome Package

IIFE (Immediately Invoked Function Expression)

Higher Order Functions

React handler onChange()

Play with function of Filter, Index and Every

Fibonacci numbers complex Time complexity

useCallback: Stop React From Recreating Your Functions (Again)

function () {} Is Too Long