String Types String Types The other kinds of primitive types that are ubiquitous in the ID3 format are strings. In the previous chapter I discussed some of the issues you have ...
The Mighty LOOP (强大的 LOOP ) The Mighty LOOP (强大的 LOOP ) For the simple cases you have DOLIST and DOTIMES . And if they don’t suit your needs, you can fall back on the complete...
About About In this book you’ll learn the C programming language and at the same time learn how to build your very own programming language, a minimal Lisp, in under 1000 line...
Wrapping Up(总结) Wrapping Up(总结) Now, an interesting thing has happened. You removed duplication and made the code more efficient and more general at the same time. That’s often...
WHEN and UNLESS (WHEN 和 UNLESS ) WHEN and UNLESS (WHEN 和 UNLESS ) As you’ve already seen, the most basic form of conditional execution—if x , do y ; otherwise do z --is pro...
Binary Files Binary Files At a sufficiently low level of abstraction, all files are “binary” in the sense that they just contain a bunch of numbers encoded in binary form. Howe...
Practical: A Portable Pathname Library(实践:可移植路径名库) Practical: A Portable Pathname Library(实践:可移植路径名库) As I discussed in the previous chapter, Common Lisp provides an abstractio...