Profile

Cover photo
Qiang Xue
Works at MicroStrategy Inc.
Attended Duke University, USA
Lives in Washington DC, USA
316 followers|3,367 views
AboutPostsPhotosVideos

Stream

Qiang Xue

Shared publicly  - 
 
I defended against a #zergrush on Google Search.
1
Add a comment...

Qiang Xue

Shared publicly  - 
 
Geohash is nice: http://en.wikipedia.org/wiki/Geohash
Was using a spatial index in mysql to search for nearby POIs. Couldn't tell much difference in speed when compared to using btree index with latitude and longitude. I believe this geohash technique should improve the speed a lot.
5
Alexander Makarov's profile photoQiang Xue's profile photoXiaoning Li's profile photoWei Zhuo's profile photo
5 comments
 
This should be great for my interview question.
Add a comment...
In his circles
24 people
Have him in circles
316 people
Andy Huang's profile photo
Imre Mehesz's profile photo
Qing Shu's profile photo

Qiang Xue

Shared publicly  - 
1
Add a comment...
People
In his circles
24 people
Have him in circles
316 people
Andy Huang's profile photo
Imre Mehesz's profile photo
Qing Shu's profile photo
Education
  • Duke University, USA
    Computer Science, 1999 - 2005
  • Zhejiang University, China
    Computer Science, 1992 - 1999
Basic Information
Gender
Male
Work
Occupation
Software Engineer
Employment
  • MicroStrategy Inc.
    Software Engineer, 2005 - present
Places
Map of the places this user has livedMap of the places this user has livedMap of the places this user has lived
Currently
Washington DC, USA
Previously
Jiangshan, China
Links