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There’s a specific kind of stress only backend engineers understand. Everything looks fine. Until it isn’t. This is how we rebuilt our exam attendance projection system — and how I learned (again) that PostgreSQL will humble you the moment you rush d...
Introduction A cache is a temporary storage area that holds frequently accessed data to reduce the need for costly retrievals from slower sources, such as databases or external APIs. An LRU cache implements a specific eviction policy that removes the...
Communication Protocols Are the foundation of efficient information exchange between various nodes within a computer network. They establish a structured set of rules and procedures that govern how data is transmitted, received, and interpreted. Enab...
What is a Network A network can be defined as a strategically designed interconnection between two or more entities, enabling the exchange of information, resources, or data. Therefore, a computer network can be defined as an interconnection between ...
Introduction When developing applications in Go, it is crucial to understand how to create and utilize context effectively. The context package in Go's standard library provides functions and methods that allow developers to create a context and prop...
A struct in Go is a collection of data fields that are useful for creating records of grouped data types. It can be thought of as a class variable in object-oriented programming. The fields of a struct can be accessed using dot notation, for example ...
In Go, error handling differs from other programming languages in that it doesn't rely on shipping explicit error messages. Instead, Go utilizes the concept of returning multiple values, where the first value represents the expected or appropriate va...
Data types are a fundamental aspect of programming and development, providing a structured way to represent and manipulate information. In Go programming, a statically typed language, understanding data types is crucial for writing reliable and effic...
