Monthly Read Posts in Feb 2017
- Don’t forget to check correlations between resources in request URL
- Some rare used HTTP headers might be helpful
- Restrict API request frequency
Main observation: Use union to implement/simulate bitfields.
Each bitfield is implemented by using a single union member with mask and bit-length being set up initially.
非常 stunning 的一个实现，但是很可惜，根据 comments 这个实现仍然是 undefined behavior，because it call member functions on inactive union members.