Templates
Templates are reusable code patterns or structures that define a generic blueprint for generating specific instances, commonly used in programming languages, frameworks, and tools to reduce redundancy and enforce consistency. They allow developers to separate static content from dynamic data, enabling efficient code generation, document creation, or UI rendering across various contexts such as web development, documentation, and configuration management. In practice, templates are implemented through template engines, languages, or built-in features that support placeholders, variables, and logic for customization.
Developers should learn and use templates to streamline repetitive tasks, improve maintainability, and ensure uniformity in projects, especially when generating multiple similar outputs like HTML pages, configuration files, or emails. They are essential in web development for server-side rendering (e.g., with Django or Jinja2), in documentation tools for automating reports, and in build systems for managing environment-specific settings. By mastering templates, developers can write cleaner, more scalable code and leverage frameworks that rely on templating for dynamic content delivery.