如果你想成为一个专业人士，你还是要了解HTML的标识的含义。特别在Unix下的软件编译，你就不能不自己写makefile了，会不会写makefile，从一个侧面说明了一个人是否具备完成大型工程的能力。-If you want to be a professional, you have to understand HTML or the meaning of the logo. Especially in the software compiled under Unix, you can not help but to write a makefile would not write makefile, from one side shows whether a person has the ability to complete major projects.