10.19 reading

The Billion Dollar Startup Club


Screenshot from 2015-10-19 10:46:17

snapchat: video or pic msg, destroyed once read.

palantir: data analysis

WeWork is an American company which provides shared workspace, community, and services for entrepreneurs, freelancers, startups and small businesses.

lufux:Shanghai Lujiazui International Financial Asset Exchange Co:peer to peer lending for startup

spotify: music


10.19 reading

erase os with ubuntu

I went through with almost the same thing with


after erasing os with ubuntu, a blinking question mark came out during the starting up.

thanks to the author replying email, I found this


but still, using the internet recovery, I can finally open with a os-like desktop with


until I can’t find any disk to install OS

then searching online again , found this




according to this:

  1. Back up drive on time machine.
  2. Restart, rebooting on Lion install disk.
  3. Go to Disk Utility.
  4. Erase Partition.
  5. Erase HD.
  6. Re-erase partition again, this time giving it a name.
  7. Click on HD.
  8. Verify HD to confirm EFI error message no longer appears.
  9. Go back to install screen.
  10. Choose restore from back up.

finally, there is no “efi error” happening.

Yet still, no disk is found.

At last, after clicking “mount” button, it’s OK.

erase os with ubuntu