经典linux下C学习宝典，历经30年不衰，是所有学习C语言的必读。适用所有阶段的学习人群-C under linux learning classical canon that has not changed in 30 years, all the must-read to learn C language. Applicable to all stages of the study population

嵌入式C程序员的宝典，你讲学习到各种知识，关于嵌入式的。增强硬功夫的好方法。-Embedded C programmer' s canon that you speak to a variety of knowledge and to learn about embedded. A good way to enhance the hard effort.