From sjl’s utilities (thanks so much for the nice docstrings). The goal here is to read some code and learn about (hidden) gems. The following snippets should be copy-pastable. They are the ones I find most interesting, I left some behind. To reduce the dependency load, Alexandria or Quickutil functions can be imported one by one with Quickutil. Table of Contents Higher order functions Sequences Debugging and logging Profiling (with SBCL) Higher order functions See also https://github.