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Qiang Xue
Works at Capital One
Attended Duke University, USA
Lives in Washington DC, USA
572 followers|16,188 views
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Qiang Xue

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Qiang Xue

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Qiang Xue

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I defended against a #zergrush on Google Search.
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Qiang Xue

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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.
Geohash. From Wikipedia, the free encyclopedia. Jump to: navigation, search. This article refers to a system for encoding geographic coordinates. Also refers to a location in the sport of geohashing. ...
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Alexander Makarov's profile photoWei Zhuo's profile photoQiang Xue's profile photoXiaoning Li's profile photo
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This should be great for my interview question.
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People
Have him in circles
572 people
thư thanh's profile photo
Gu Lalun's profile photo
mahdi jabbari's profile photo
Donia Alizandra Ruelas Acero's profile photo
Văn Chương Hồ's profile photo
hoàng nguyễn's profile photo
delight trs's profile photo
Eric Nouwe's profile photo
Petre Irimus'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
  • Capital One
    Technology Fellow, 2015 - present
  • MicroStrategy Inc.
    Software Engineer, 2005 - 2015
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
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