Ron's programming blacklist

History is not a manual of instructions, but a collection of mistakes not to repeat.

• Dr. Zheng Zhou

Unstable APIs

We do not break user space. Seriously. You can do whatever you want inside the kernel, but once you export an interface, you keep it working.

• Linus Torvalds

Yet those people break their user spaces left and right :

• Nitro/h3
  • v1 > v2