c - hanoo.org

Clean and secure use of printf and scanf 'C'

A small guide on how to properly use the printf function to obtain a display clean and safe.

C and gcc optimisations

Options and compilation instructions for faster softwares execution.

The C preprocessor

The C language preprocessor can get some useful information, simplify the code, here are some examples.

Get environment variables in C on linux

Different ways to retrieve environment variables in language C on linux.

Using C bits

A small overview of how to independently use bits of a byte in the 'C' language.

I/O bits c stdlib.h tips scanf I/O c sprintf security tips file gcc preprocessor tips file file tips sscanf sscanf linux snprintf env tips tips c I/O byte security security

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