Introduction
Nim is a compiled language for web and systems with Python-like syntax.
Read more →Welcome to Nim Notes: Your Gateway to Nim Coding
Discover Nim Notes – Your go-to resource for free nim tutorials and coding guides. Perfect for beginners and intermediates eager to learn nim!
Basics
Installation
Nim installation uses choosenim or package managers for setup.
Read more →Running Code
Nim code runs via nim c or nim r with .nim files.
Read more →Syntax
Nim syntax uses indentation and no semicolons for readability.
Read more →Variables
Nim variables use var let or const for mutability control.
Read more →Data Types
Nim data types include int string and bool with type inference.
Read more →Type Inference
Nim type inference reduces explicit type declarations for clarity.
Read more →Constants
Nim constants use const for compile-time immutable values.
Read more →Operators
Nim operators include arithmetic and logical with type safety.
Read more →If Else
Nim if-else statements control flow with expression syntax.
Read more →Case
Nim case statements handle conditions with pattern matching.
Read more →Loops
Nim loops use while and for with break and continue.
Read more →Comments
Nim comments use # or #[]# for documentation.
Read more →Errors
Nim errors use try-except with custom exception types.
Read more →Debugging
Nim debugging uses echo and --debugger:on for tracing.
Read more →Best Practices
Nim best practices include explicit types, minimal macros.
Read more →Security Basics
Nim security ensures safe memory access with bounds checking.
Read more →Modules
Nim modules use import and export for code organization.
Read more →Packages
Nim packages are managed with nimble for dependencies.
Read more →echo
Nim echo outputs to console with string formatting.
Read more →Functions
proc
Nim proc defines functions with typed parameters and returns.
Read more →Anonymous Procs
Nim anonymous procs use lambda-like syntax for inline logic.
Read more →Generic Procs
Nim generic procs use [T] for type-safe polymorphism.
Read more →Inline Procs
Nim inline procs optimize performance with inline pragma.
Read more →Closures
Nim closures capture variables with closure iterator.
Read more →Iterators
Nim iterators use yield for custom iteration logic.
Read more →Function Types
Nim function types define signatures with proc types.
Read more →Macros
Macros
Nim macros generate code at compile-time with quote do.
Read more →Templates
Nim templates inject code with hygienic substitution.
Read more →Metaprogramming
Nim metaprogramming uses macros for dynamic code generation.
Read more →Objects
Objects
Nim objects define custom types with fields and methods.
Read more →Object Variants
Nim object variants use case for tagged unions.
Read more →Enums
Nim enums define named constants with ordinal values.
Read more →References
Nim references use ref for managed heap objects.
Read more →Data Structures
Arrays
Nim arrays are fixed-length typed sequences with indexing.
Read more →Sequences
Nim sequences are dynamic arrays with add and len.
Read more →Tables
Nim tables store key-value pairs with hash-based lookup.
Read more →Sets
Nim sets store unique elements with bit operations.
Read more →Strings
Nim strings are mutable sequences, with strutils for manipulation.
Read more →Concurrency
Threading
Nim threading uses spawn for concurrent tasks with GC safety.
Read more →Async Procs
Nim async procs use async/await for non-blocking I/O.
Read more →Channels
Nim channels enable thread communication with send/receive.
Read more →Locks
Nim locks ensure thread-safe access with Lock type.
Read more →File I/O
File Reading
Nim file reading uses readFile with error handling.
Read more →File Writing
Nim file writing uses writeFile with buffered streams.
Read more →File Paths
Nim file paths use std/paths for cross-platform handling.
Read more →File Deletion
Nim file deletion uses removeFile with error checks.
Read more →HTTP
HTTP Server
Nim HTTP server uses Jester for lightweight web apps.
Read more →HTTP Client
Nim HTTP client uses httpclient for API calls.
Read more →HTTP Routing
Nim HTTP routing uses Jester for defining endpoints.
Read more →JSON
JSON Handling
Nim JSON handling uses json module for parsing and generation.
Read more →JSON Parsing
Nim JSON parsing uses parseJson with typed nodes.
Read more →JSON Generation
Nim JSON generation uses toJson with data structures.
Read more →Web Development
Web Frameworks
Nim web frameworks, like Jester and Karax, enable server-side apps.
Read more →Jester
Nim Jester framework provides fast routing for REST APIs.
Read more →Karax
Nim Karax framework builds single-page apps with VDOM.
Read more →REST APIs
Nim REST APIs use Jester with JSON responses.
Read more →WebSockets
Nim WebSockets use ws for real-time communication.
Read more →Authentication
Nim authentication uses JWT for secure API endpoints.
Read more →Environment Variables
Nim environment variables use os.getEnv for config.
Read more →Logging
Logging
Nim logging uses logging module for structured logs.
Read more →Error Logging
Nim error logging captures exceptions with logging.
Read more →Request Logging
Nim request logging tracks API calls with Jester middleware.
Read more →Testing
Testing
Nim testing uses unittest module with test macros.
Read more →Unit Testing
Nim unit testing uses check for function assertions.
Read more →Integration Testing
Nim integration testing validates APIs with httpclient.
Read more →Mocking
Nim mocking uses custom procs for isolated unit tests.
Read more →Benchmarking
Nim benchmarking uses std/monotimes for performance tests.
Read more →Databases
SQLite
Nim SQLite uses db_sqlite for local database queries.
Read more →PostgreSQL
Nim PostgreSQL uses db_postgres for typed queries.
Read more →MongoDB
Nim MongoDB uses mongonim for document-based data.
Read more →Database Connections
Nim database connections use dbConn for queries.
Read more →Examples
REST API
Nim REST API with Jester handles CRUD with JSON responses.
Read more →Web App
Nim web app uses Jester for server-side rendering.
Read more →File Server
Nim file server serves static files with Jester.
Read more →Authentication API
Nim authentication API uses JWT for secure endpoints.
Read more →Database CRUD
Nim database CRUD with SQLite handles data operations.
Read more →Concurrent Tasks
Nim concurrent tasks use asyncdispatch for parallelism.
Read more →API Testing
Nim API testing with httpclient validates REST endpoints.
Read more →Logging Setup
Nim logging setup with logging module logs requests.
Read more →Dockerized App
Nim Dockerized app uses Dockerfile for deployment.
Read more →WebAssembly App
Nim WebAssembly app compiles to WASM for browser use.
Read more →Explore Our Tools
Nim Code Commenter
This page provides the Nim Code Commenter tool. Utilize it for your tasks.
Go to tool →Nim Code Formatter
This page provides the Nim Code Formatter tool. Utilize it for your tasks.
Go to tool →Nim Doc Generator
This page provides the Nim Doc Generator tool. Utilize it for your tasks.
Go to tool →Nim Error Explainer
This page provides the Nim Error Explainer tool. Utilize it for your tasks.
Go to tool →Nim Macro Explainer
This page provides the Nim Macro Explainer tool. Utilize it for your tasks.
Go to tool →Nim Standard Library Reference
This page provides the Nim Standard Library Reference tool. Utilize it for your tasks.
Go to tool →Nim to C Converter Preview
This page provides the Nim to C Converter Preview tool. Utilize it for your tasks.
Go to tool →Nim Type Safety Analyzer
This page provides the Nim Type Safety Analyzer tool. Utilize it for your tasks.
Go to tool →