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Making Networking Disappear: Why Tailscale Is the VPN You Didn’t Know You Needed

Making Networking Disappear: Why Tailscale Is the VPN You Didn’t Know You Needed

When we think about networking, we often imagine VPN servers, firewalls, IP whitelisting, and the ever-dreaded NAT traversal problems. Whether you’re a developer accessing a homelab or a company securing internal tools, these tasks can be a real burden. This is exactly the pain point that Tailscale set out

The Myth of Stability in Semantic Versioning — And Why Pinning Versions Still Matters

The Myth of Stability in Semantic Versioning — And Why Pinning Versions Still Matters

When it comes to managing dependencies in software development, Semantic Versioning (SemVer) has become the industry standard. The promise is simple: with the right versioning convention, you can trust third-party packages not to break your application unexpectedly. But here’s the uncomfortable truth: Stability in SemVer is more myth than

Unlocking Mutability in TypeScript: How to Remove readonly from Types

Unlocking Mutability in TypeScript: How to Remove readonly from Types

TypeScript is powerful for enforcing type safety, and one of its most useful features is the ability to express immutability through the readonly modifier. However, there are times when we want to reverse that behavior — making a type's properties mutable again. That's where the Mutable<

How to Make TypeScript Types Mutable (and Why You Might Need To)

How to Make TypeScript Types Mutable (and Why You Might Need To)

In TypeScript, immutability is a great feature that protects your data structures from unwanted changes. By using readonly properties, you can ensure that once an object is created, its shape or values can’t be modified accidentally. But sometimes, you do need to mutate the data — especially in scenarios like

Why You Should Never Expose Docker Ports Carelessly (and What to Do Instead)

Why You Should Never Expose Docker Ports Carelessly (and What to Do Instead)

Docker makes it easy to containerize and run services, but with convenience often comes oversight—especially when it comes to networking and port exposure. One of the most common mistakes is this innocent-looking line in your docker-compose.yml: ports: - "3000:3000" While it may work perfectly for

Querying Price Ranges in MySQL Without Splitting the Column

Querying Price Ranges in MySQL Without Splitting the Column

When designing a restaurant database, it's common to store a price range—for example, "$8-$4000"—as a single string. It’s simple, user-friendly, and works well for display. However, this structure poses a challenge when you need to filter or sort based on the minimum

Avoiding Deprecated Dynamic Properties in PHP 8.2+: A Guide for Legacy Codebases

Avoiding Deprecated Dynamic Properties in PHP 8.2+: A Guide for Legacy Codebases

As PHP continues to evolve, so do its standards for better performance, reliability, and clarity. One such change that caught many developers off guard was introduced in PHP 8.2 — the deprecation of dynamic property creation on classes that do not explicitly declare them. If you’ve recently upgraded your