.NET & ASP.NET CORE · DAY 004
DI lifetimes: Singleton, Scoped, Transient — a deep dive
Expona Admin · Oct 27, 2026 · 6 min read
Tag · 139 articles · 1 interview series
#Real-time
Practical Real-time articles, guides and code examples from the Expona engineering blog.
Articles
139 articles
.NET & ASP.NET CORE · DAY 005
The Options pattern, properly: best practices explained
Expona Admin · Oct 27, 2026 · 7 min read
.NET & ASP.NET CORE · DAY 009
Validation with FluentValidation: a practical .NET guide
Expona Admin · Oct 27, 2026 · 7 min read
.NET & ASP.NET CORE · DAY 022
Clean Architecture: the .NET project layout in practice
Expona Admin · Oct 27, 2026 · 9 min read
.NET & ASP.NET CORE · DAY 042
Use IHttpClientFactory, always: best practices explained
Expona Admin · Oct 27, 2026 · 10 min read
.NET & ASP.NET CORE · DAY 062
Real-time with SignalR: a practical guide for developers
Expona Admin · Oct 27, 2026 · 8 min read
.NET & ASP.NET CORE · DAY 063
Scaling SignalR across servers: best practices explained
Expona Admin · Oct 27, 2026 · 7 min read
.NET & ASP.NET CORE · DAY 064
gRPC in .NET: concepts, trade-offs and production lessons
Expona Admin · Oct 27, 2026 · 7 min read
.NET & ASP.NET CORE · DAY 066
File uploads and large file streaming: a practical guide
Expona Admin · Oct 27, 2026 · 8 min read
.NET & ASP.NET CORE · DAY 094
Modular monolith in .NET: a hands-on guide for engineers
Expona Admin · Oct 27, 2026 · 8 min read
.NET & ASP.NET CORE · DAY 100
100 days of .NET: what I learned — a step-by-step guide
Expona Admin · Oct 27, 2026 · 7 min read
NESTJS · DAY 014
Prisma schema design tips: a NestJS guide for developers
Expona Admin · Oct 27, 2026 · 6 min read
NESTJS · DAY 040
WebSockets with NestJS gateways: lessons from production
Expona Admin · Oct 27, 2026 · 7 min read
NESTJS · DAY 041
Scaling Socket.IO across instances for NestJS developers
Expona Admin · Oct 27, 2026 · 9 min read
NESTJS · DAY 059
Streaming files with StreamableFile for NestJS developers
Expona Admin · Oct 27, 2026 · 8 min read
NESTJS · DAY 071
HTTP keep-alive and compression in Node, explained simply
Expona Admin · Oct 27, 2026 · 8 min read
NESTJS · DAY 076
Secrets and configuration in production, explained simply
Expona Admin · Oct 27, 2026 · 9 min read
REACT & NEXT.JS · DAY 007
Clean up your effects: a practical React & Next.js guide
Expona Admin · Oct 27, 2026 · 8 min read
REACT & NEXT.JS · DAY 034
Streaming with Suspense: real-world lessons and examples
Expona Admin · Oct 27, 2026 · 6 min read
REACT & NEXT.JS · DAY 070
Charts that perform: a practical React & Next.js guide
Expona Admin · Oct 27, 2026 · 9 min read
Interview series
1 interview series
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300+ .NET Interview Questions and Answers
Prepare with 320 .NET interview questions, detailed answers, C# code examples and diagrams, ordered from beginner through experienced to expert.