Tag · 714 articles

#Databases

Practical Databases articles, guides and code examples from the Expona engineering blog.

Designing a pricing engine: patterns, pitfalls and fixes

DESIGN PATTERNS IN PRACTICE · DAY 080

Designing a pricing engine: patterns, pitfalls and fixes

Expona Admin · Oct 27, 2026 · 12 min read

Abstracting payment gateways: what developers should know

DESIGN PATTERNS IN PRACTICE · DAY 082

Abstracting payment gateways: what developers should know

Expona Admin · Oct 27, 2026 · 14 min read

New array and object methods in JavaScript & TypeScript

JAVASCRIPT & TYPESCRIPT · DAY 017

New array and object methods in JavaScript & TypeScript

Expona Admin · Oct 27, 2026 · 7 min read

Turn on strict mode for JavaScript & TypeScript developers

JAVASCRIPT & TYPESCRIPT · DAY 033

Turn on strict mode for JavaScript & TypeScript developers

Expona Admin · Oct 27, 2026 · 9 min read

Mapped types: a practical JavaScript & TypeScript guide

JAVASCRIPT & TYPESCRIPT · DAY 044

Mapped types: a practical JavaScript & TypeScript guide

Expona Admin · Oct 27, 2026 · 9 min read

End-to-end type safety: a practical guide for developers

JAVASCRIPT & TYPESCRIPT · DAY 054

End-to-end type safety: a practical guide for developers

Expona Admin · Oct 27, 2026 · 9 min read

BigInt and large numbers: a hands-on guide for engineers

JAVASCRIPT & TYPESCRIPT · DAY 094

BigInt and large numbers: a hands-on guide for engineers

Expona Admin · Oct 27, 2026 · 7 min read

Migrating a JavaScript codebase to TypeScript explained

JAVASCRIPT & TYPESCRIPT · DAY 098

Migrating a JavaScript codebase to TypeScript explained

Expona Admin · Oct 27, 2026 · 6 min read

Async Dart: Future and Stream — best practices explained

FLUTTER · DAY 006

Async Dart: Future and Stream — best practices explained

Expona Admin · Oct 27, 2026 · 7 min read

Responsive and adaptive layouts: lessons from production

FLUTTER · DAY 016

Responsive and adaptive layouts: lessons from production

Expona Admin · Oct 27, 2026 · 9 min read

LayoutBuilder and MediaQuery.sizeOf: a step-by-step guide

FLUTTER · DAY 017

LayoutBuilder and MediaQuery.sizeOf: a step-by-step guide

Expona Admin · Oct 27, 2026 · 8 min read

setState is fine — locally: patterns, pitfalls and fixes

FLUTTER · DAY 025

setState is fine — locally: patterns, pitfalls and fixes

Expona Admin · Oct 27, 2026 · 7 min read

Local storage options: Flutter best practices explained

FLUTTER · DAY 044

Local storage options: Flutter best practices explained

Expona Admin · Oct 27, 2026 · 8 min read

Offline-first apps: what every Flutter developer should know

FLUTTER · DAY 046

Offline-first apps: what every Flutter developer should know

Expona Admin · Oct 27, 2026 · 8 min read

Forms and validation: Flutter best practices explained

FLUTTER · DAY 048

Forms and validation: Flutter best practices explained

Expona Admin · Oct 27, 2026 · 9 min read

Hero and page transitions: practical tips and trade-offs

FLUTTER · DAY 052

Hero and page transitions: practical tips and trade-offs

Expona Admin · Oct 27, 2026 · 7 min read

Platform channels: what every Flutter developer should know

FLUTTER · DAY 058

Platform channels: what every Flutter developer should know

Expona Admin · Oct 27, 2026 · 8 min read

Type-safe native calls with Pigeon: a step-by-step guide

FLUTTER · DAY 059

Type-safe native calls with Pigeon: a step-by-step guide

Expona Admin · Oct 27, 2026 · 7 min read

Biometric authentication: a Flutter guide for developers

FLUTTER · DAY 063

Biometric authentication: a Flutter guide for developers

Expona Admin · Oct 27, 2026 · 9 min read

Crash reporting and analytics: a practical Flutter guide

FLUTTER · DAY 084

Crash reporting and analytics: a practical Flutter guide

Expona Admin · Oct 27, 2026 · 8 min read