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#titanic sink #get train datatrain_data<-read.csv('C:\\NotBackedUp\\fu\\temp\\Titanic Sink\\data\\train.csv') #pick vip attributestrain_data.pick <- t 阅读全文
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library(RODBC) #ODBCdbhandle <- odbcDriverConnect('driver={SQL Server};server=xxx;database=xxx;trusted_connection=true')data_hrchy <- sqlQuery(dbhandl 阅读全文
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1. Google Map #reference:https://rpubs.com/Japhilko82/ggmap FinalMap<-qmap("Australia",zoom=4) library(RODBC) dbhandle <- odbcDriverConnect('driver={S 阅读全文
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1.google map import requests response = requests.get('https://maps.googleapis.com/maps/api/geocode/json?address=1600+Amphitheatre+Parkway,+Mountain+Vi 阅读全文
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1. switch schema SET search_path = new_schema 2.pgadmin4: import/export to use that, you should configure binary path first 阅读全文
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1. add changesgit add --all 2.commit changes and add notegit commit -m "<Description of changes>" 3. push change to the branchgit push origin master g 阅读全文
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软件架构software architecture目标: 1)将大系统划分成小模块 2)如果表示众多的模块 3)模块间的消息传递 rest for Tweets: https://dev.twitter.com/rest/public 阅读全文
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Supervised Machine Learning The majority of practical machine learning uses supervised learning. Supervised learning is where you have input variables 阅读全文
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Inmon: Top-bottom. First have DW, then have DM Sources -> Stages -> Enterprise Data Warehouse(Centralized, Normalized and Cleaned DW) -> Data Marts. K 阅读全文
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Amp: Virtual Processor VDisk: Virtual Store Distributed by 'Primary Index' 阅读全文