Top 20 educational assets
The Education Rank
- polubis 28 days ago
Everything about barrel exports in JavaScript
Barrel exports are a common pattern in web development for organizing imports. Let’s explore their pros and cons to understand them better
performance, patterns, barrel-exports, webpack, bundlers
101100 - polubis 6 months ago
Mapped types in TypeScript
Discover how mapped types in TypeScript can revolutionize your coding by allowing flexible transformations and validations of type properties
typescript, javascript, mapped-types, type-definitions, type-safety
60200 - polubis 5 months ago
All about JavaScript promises
We'll explore JavaScript Promises, covering their theory, APIs, useful methods, and tricks to master them efficiently
javascript, typescript, promises, language, syntax, theory, full-guide
70000 - polubis 3 months ago
Consider using type imports in TypeScript
The import "type" syntax is currently a standard in most project generators. It's good to know the benefits this syntax offers. Let's dive in
typescript, javascript, performance, optimization, daily-development, firebase, maintenance, bundlers
40200 - polubis about 2 months ago
Dependency injection does not need to be complex
We'll dive into the most important topics of Dependency Injection and explore concepts like DI Container, DI Tokens, and Hierarchical DI
angular, react, techniques, clean-code, maintenance, quality, stories
41000 - polubis 16 days ago
Crafting SOLID and type safe APIs in Node and TypeScript
Guidelines for creating solid architecture, stable codebase, and reliable backend APIs for cloud or on-premise solutions
solid, backend, patterns, architecture, google-cloud, aws, micro-services, typescript, node
40100 - polubis 7 months ago
Uploading images with Firebase and React
We'll check how to validate images and upload them with React, Firebase, and Cloud Functions
react, firebase, cloud, typescript, javascript, storage
40000 - polubis 2 months ago
Putting users first in web development
Let’s dive into some mythical clean code buzzwords, disregarding user needs and pushing refactors that make the application more fragile in the long run
tech-dept, maintenance, react, stories, soft, lightweight, thoughts
30000 - polubis about 2 months ago
Creating own state manager for React
Let's try to implement our state manager. It will be similar to Zustand, with some changes. All done to understand the useSyncExternalStore hook
react, zustand, state-management, practice, typescript, advanced, hooks
20000 - polubis about 2 months ago
Searching for the Holy Grail in validation world
We'll compare the top 5 validation libraries that are used by the community, and try to determine which one is the best for developers and users
zod, joi, yup, class-validator, superstruct, validation, libraries, comparison
10100 - polubis 5 months ago
Dealing with property is not matching index signature
Let's solve common error: "Property is not matching index signature". We'll learn how to create type definitions for complex objects
typescript, techniques, type-definitions, common-problems
10100 - polubis 2 months ago
Reflections on test coverage in web development
Test coverage is just a metric, an additional piece of information. However, in my opinion, it should not be enforced - I'll give you reasons why
tech-dept, maintenance, jest, code-quality, testing
10000 - polubis 3 months ago
Dealing with tech debt in applications
A cohesive guide on how tech debt is created, tracked, and managed, featuring shared perspectives and experiences from various projects
code-quality, maintenance, tech-dept, processes, stories
10000 - polubis 3 months ago
Ugly relationship between tuples in TypeScript and JavaScript
Let's check what a tuple really is and how it's possible that it works according to the definition in TypeScript, but not in JavaScript
javascript, typescript, typesafety, type-inference, swift, tuples, data-structures, generics
10000 - polubis 4 months ago
Inferring iterables with TypeScript
We'll learn how the infer mechanism works in TypeScript and understand how to infer function arguments and specific array or tuple types
typescript, infer, typesafety, mapped-types, type-magic
10000 - polubis 6 months ago
Implementing Queue in JavaScript
We'll build a dynamic queue mechanism to perform async operations in the correct order, following the First in, First Out (FIFO) principle
react, typescript, javascript, data-structures, promises, race-conditions
10000 - polubis 9 months ago
Folder and file naming conventions go wild
We embark on a journey through the diverse realm of conventions governing folder and file names, pondering the profound impact of their abundance
00100 - polubis 9 months ago
Creating transaction utility type in TypeScript
The article outlines the creation of a transaction utility type in TypeScript. It introduces generic parameters for data and error objects, using a union of types to represent different transaction states
00002 - polubis 8 days ago
Understanding flat routing technique
Flat routing is a technique that allows the creation of shorter URLs through which users can retrieve complex, combined data. Let’s explore this concept
seo, routing, typescript, navigation, experiments, real-case
00000 - polubis 4 months ago
Command Query Separation principle
Command Query Separation is a handy principle that separates logic into commands, which modify, and queries, which read. We'll explain its impact on the codebase
javascript, typescript, principles, patterns, code-quality, practices, clean-code
00000