C# Singleton basics

Introduction The Singleton pattern ensures that a class has only one instance throughout an application and provides a single, globally accessible way to retrieve it. Learn through examples of common use cases with several code samples. All code was written in Microsoft Visual Studio 2026. Advantages : A Singleton provides controlled access to a shared resource, avoids the overhead and…

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Wild beats mold linking Rust 20 times out of 20, and in release the linker is no longer the bottleneck

I measured Wild 0.10.0, mold 2.42.1, rust-lld and GNU ld linking ripgrep and cargo. Wild won all 20 repetitions of each project, by 1.9 ms and about 8 ms .

1h ago ·dev.to

TabPFN and TabICL against tuned XGBoost: the model that does not train won on fourteen tables out of fourteen

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1h ago ·dev.to

Rust Coreutils 0.12 vs GNU 9.12: almost everything works the same, starting a process costs nearly 3x more

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1h ago ·dev.to

Every line of my recovery code was correct. It failed every single time."

I run an automated trading system on a paper account. Two pipelines, a handful of small single-purpose agents, no human in the loop once it starts.

Recovery code verified correct, system failed each attempt
Position left unprotected despite self-healing routine
Retry mechanism generated same clientorderid for each attempt

1h ago ·dev.to

Tango Fuel App Expands to Five African Countries

Emma Okonji Tango Brook Technologies Limited, Nigeria’s fast-emerging energy technology and intelligence company, has expanded its footprints into five African countries within one year of its…

Brook Technologies expands Tango App to five African countries in one year
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1h ago ·thisdaylive.com

Nested Arrays in JavaScript

Introduction When working with arrays in JavaScript, we usually start with a simple list of values. This works well when all the values belong to the same group.

Nested arrays contain multiple arrays within a single array
Access nested array values using multiple indices
Syntax: array[firstIndex][secondIndex]

1h ago ·dev.to