Feb 15 · 33 min read · Introduction Solidity is a statically-typed language, meaning every variable must have its type declared at compile time. At the lowest level of this type system sit value types — the atomic building blocks from which all smart contract logic is cons...
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Sep 10, 2025 · 7 min read · TL;DR C# developers have better options than relying on null. Use value types for guaranteed validity, Option<T> in libraries like LanguageExt for explicit absence, required/init for complete object construction, and Nullable Reference Types for safe...
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May 10, 2025 · 18 min read · Introduction: Understanding how data lives and moves in memory is essential for writing reliable and efficient software, no matter what language you use. Concepts like stack vs heap, value vs reference types, and shallow vs deep copying aren't just t...
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Mar 26, 2025 · 4 min read · What is the real difference between let and var in swift? The first and the usual answer is: The let is immutable, the var is mutable Here's a breakdown of the key differences between let and var, grouped by aspects: Usage Performance Safety and t...
Join discussionOct 19, 2024 · 4 min read · Value Types vs. Reference Types In Swift, types are split into two categories: value types and reference types. They behave differently, and knowing how they work is key to writing smooth, bug-free code. To paint a picture, imagine you're working on ...
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Sep 18, 2024 · 7 min read · Value types and Reference types are two different ways data is handled in memory. Here’s a simple explanation with examples : Value Types: A value type stores the data directly in the memory allocated for the variable. When you assign a value to a va...
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Oct 21, 2023 · 11 min read · The previous post introduced the concepts of Object and Class and how they are used to develop computer programs. This article will explain how objects are stored in the computer's memory compared to primitive data types. This is crucial for comprehe...
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Jul 11, 2023 · 6 min read · When designing a code snippet of a system, we had data types such as Array Tuple, Dictionary, and Sets to hold multiple values simultaneously. But we need to standardize this as much as possible. So always using class and struct can make things eas...
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Mar 30, 2023 · 4 min read · Introduction JavaScript is a dynamic, loosely typed language that allows developers to create and manipulate variables with ease. One of the fundamental concepts in JavaScript is the difference between reference and value types. Understanding the dif...
Join discussionFeb 26, 2023 · 3 min read · Value Types In JavaScript, a value type is also referred to as a primitive type. These are the most basic data types in the language and include: String Number Boolean Null Undefined Symbol (added in ES6) When a primitive value is assigned to...
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