Learn JULIA with Real Code Examples
Updated Nov 18, 2025
Performance Notes
Use type-stable functions
Avoid global variables
Prefer broadcasting over loops
Leverage @inbounds & @simd
Use StaticArrays for small fixed arrays
Security Notes
Validate user input manually
Use sandboxing for untrusted code
Limit system calls in external libraries
Ensure package integrity via Pkg server
Be cautious with eval and macros
Monitoring Analytics
Logging stdlib
Telemetry packages
HPC job monitors
Pluto notebook diagnostics
Code Quality
Use JuliaFormatter
BenchmarkTools for profiling
Revise.jl for fast iteration
Document functions with docstrings