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News
Your first ASP.NET App: Controllers
47+ min ago (17+ words) Hello! In this tutorial we continue build your own ASP.NET Service!... Tagged with webdev, csharp, aspnet, tutorial....
canvas.toBlob('image/avif') silently returns a PNG. Here's how I shipped AVIF export anyway
53+ min ago (485+ words) If you have ever written canvas.toBlob(callback, 'image/avif'), there is a good chance your users have been downloading PNG files with an.avif name. That is what happened to me. I build Filewhisk, a set of image tools…...
Why I built an ad-free Android video player to replace bloated alternatives
38+ min ago (515+ words) Over the past few years, an annoying trend has taken over the Android ecosystem. Remember when media player apps were just lightweight tools you opened to watch a downloaded movie or an anime episode offline? Fast forward to today, and…...
Scaling transactional email: which provider fits at each growth stage (0 -> 100K+ emails/month)
35+ min ago (1794+ words) Picking a transactional email provider feels like a five-minute decision — add an API key, send your first signup confirmation, move on. It stays a five-minute decision until you scale, at which point the plan you casually picked can turn into…...
Python - Functions: Defining, Calling, Parameters, Return Values & Scope
1+ hour, 6+ min ago (682+ words) Functions are one of the first "real" programming concepts you hit in Python, and they're also one of the most important. Once you understand how to package logic into a function, you stop repeating yourself and start building code that's…...
How Much Does It Actually Cost to Build a SaaS in 2026? A Technical Breakdown
1+ hour, 35+ min ago (1006+ words) A SaaS application can look simple from the outside and still require significant backend engineering. A dashboard with ten screens might be cheap to build. A dashboard with multi-tenant data, role-based permissions, Stripe subscriptions, webhooks, integrations, background jobs, and production…...
Building Structured Inter-Agent Communication: A Practical Guide
1+ hour, 10+ min ago (111+ words) Every multi-agent tutorial shows "Agent A talks to Agent B." None show how to keep that conversation reliable at scale. Every agent in AgentForge declares its input schema: The orchestrator validates before execution. If agent A's output doesn't match agent B's…...
Python Functions: Why They changed My code
3+ hour, 10+ min ago (110+ words) "I used to write the same code over and over. Copy, paste, tweak one word. Then I learned about functions — and my code got 10x shorter. Here's how they work and why I use them everywhere now." Problem: If I want…...
Send Transactional Email from a Verified Domain with an API or SMTP
2+ hour, 59+ min ago (245+ words) Password resets, login codes, receipts, and alerts are easier to operate when application email has its own delivery path. Here are the setup decisions that matter before sending. Use a domain you control, then add the DNS records shown by…...
Your ESLint Plugin Installs 205 Packages. 69 Are ESLint.
3+ hour, 20+ min ago (474+ words) npm i -D eslint-plugin-import installs 205 packages. That number is true and almost useless, which is the problem with every dependency-weight argument I have read. 69 of those packages are ESLint itself. Since npm 7, peer dependencies install automatically, so any plugin declaring…...