learning Go
following https://github.com/mathieuancelin/duplicates and https://github.com/karrick/godirwalk
- learning to use github, having access problem with c:\programdata\git\config manually open the folder with file explorer temporarly solve it using ssh copy ssh-key to github then re-clone it with ssh
- flag -- trying to learn flag package try to compare various flag packages : https://github.com/karrick/golf ; https://github.com/spf13/pflag