I'd probably keep a pointer to the end of the string and use sprintf. ... i++) { /* "sprintf" converts each byte in the "buf" array into a 2 hex string ... ... <看更多>

C program demonstrating byte array to hex string. GitHub Gist: instantly share code, ... #include <stdio.h> // printf, sprintf, fprintf. ... <看更多>

Don't mix signed and unsigned. GCC warns about 192329.c:8:79: warning: conversion to 'long unsigned int' from 'int' may change the sign of ... ... <看更多>

What is the difference between a Field and a Property in C#. ... <看更多>

像是bit flags 就被寫成是array 的語法，在Objective-C 當中原本Foundation ... extension Data { func hexString() -> String { return self.map ... ... <看更多>