Supplements of guideline of compilation on macOS with make and clean up some code#334

Merged

ShooterIT merged 6 commits intoapache:unstablefrom LykxSassinator:unstable

Jul 20, 2021

+11-10

Commits on Jul 18, 2021

Supplements of guideline of compilation on MacOS with make.
lucasliang
committed
Code clean-up and tiny improvements by diminshing unnecessary usages of Copy Constructors.
lucasliang
committed
Revoke unnecessary refinement.
lucasliang
committed

Commits on Jul 19, 2021

Commits on Jul 20, 2021

Fix the cpplint errors while checking the code-style on Ubuntu.
lucasliang
committed