moozi

======== 예제1 ========================= R Sys.setenv(HADOOP_HOME="/home/a2d/hadoop/hadoop-2.8.0") Sys.setenv(HADOOP_CMD="/home/a2d/hadoop/hadoop-2.8.0/bin/hadoop") Sys.setenv(HADOOP_STREAMING="/home/a2d/hadoop/hadoop-2.8.0/share/hadoop/tools/lib/hadoop-streaming-2.8.0.jar") library(rhdfs) hdfs.init() library(rmr2) small.ints

==================== 하둡 실행 안될 때 ================================ -- datanode 폴더 내용 삭제 => datanode가 생성 안될때 sudo rm -rf * -- namenode format => namenode가 생성 안될때 bin/hdfs namenode -format -- safemode 종료 => 하둡실행후 R 실행하기 전 실행 bin/hdfs dfsadmin -safemode leave

하둡연습문제01

import pandas as pd import matplotlib.pylab as plt from matplotlib import font_manager, rc font_name = font_manager.FontProperties(fname="c:/Windows/Fonts/malgunbd.ttf").get_name() rc('font', family=font_name) score = pd.read_excel("성적표.xlsx") name = score["이름"] korean=score["국어"] print(name) print(korean) plt.bar(name, korean) plt.show()

성적엑셀파일

python pandas 1.pandas 설치 http://krksap.tistory.com/787 2.pandas, matplot으로 차트그리기 http://krksap.tistory.com/1156?category=494097

파이썬연습문제03

파이썬연습문제02

파이썬연습문제01

R연습문제04

R 쿠팡 검색

shift연산자 image processing https://www.ppgia.pucpr.br/~facon/ComputerVisionBooks/2010ImageProcessingWithCC++.pdf

shift 연산자 나눗셈 곱셈 http://karmainearth.tistory.com/156

R연습문제03

http://ws.bus.go.kr/api/rest/busRouteInfo/getBusRouteList?serviceKey=OckdUErbAGthsbx6VYITeQ9xzEpUow%2F25CZWigZoPo3JVEW%2FU%2Bpd%2B2ZiN06BuDRn3Zjfh21AHXvgg8cWnuP9Hw%3D%3D&strSrch=402 http://ws.bus.go.kr/api/rest/buspos/getBusPosByRtid?serviceKey=OckdUErbAGthsbx6VYITeQ9xzEpUow%2F25CZWigZoPo3JVEW%2FU%2Bpd%2B2ZiN06BuDRn3Zjfh21AHXvgg8cWnuP9Hw%3D%3D&busRouteId=100100063

R연습문제02

R연습문제01

빅데이터개요

runnable jar image https://kldp.org/node/103195

인스톨쉴드 http://yoon-talk.tistory.com/190

launch4j http://forum.falinux.com/zbxe/index.php?document_srl=555614&mid=lecture_tip

how to convert HashMap to array https://stackoverflow.com/questions/1090556/java-how-to-convert-hashmapstring-object-to-array

.ajax() success not work https://stackoverflow.com/questions/14475853/jquery-ajax-call-doesnt-call-success-or-error

mysql rownum http://linuxism.tistory.com/747 set @count:=0 과 같은 구문을 사용할 때는 root_context.xml에 allowMultiQueries=true 추가 http://blog.daum.net/_blog/BlogTypeView.do?blogid=0EgE8&articleno=11585927&categoryId=0&regdt=20141008134325

애플리케이션 배포 유형 http://ecogeo.tistory.com/89

spring redirect 한글 깨짐 https://m.blog.naver.com/PostView.nhn?blogId=software705&logNo=220645774923&proxyReferer=http%3A%2F%2Fwww.google.co.kr%2Furl%3Fsa%3Dt%26rct%3Dj%26q%3D%26esrc%3Ds%26source%3Dweb%26cd%3D1%26ved%3D2ahUKEwjF5t2g0-bbAhUME4gKHX4hBs8QFjAAegQIARAB%26url%3Dhttp%253A%252F%252Fm.blog.naver.com%252Fsoftware705%252F220645774923%26usg%3DAOvVaw0t7TwCg-fXIXauH_xt4QB9

session.update map https://m.blog.naver.com/PostView.nhn?blogId=svljwnv&logNo=60190816840&categoryNo=31&proxyReferer=http%3A%2F%2Fwww.google.co.kr%2Furl%3Fsa%3Dt%26rct%3Dj%26q%3D%26esrc%3Ds%26source%3Dweb%26cd%3D13%26ved%3D0ahUKEwiipsHhnObbAhXFWbwKHTSYA384ChAWCDQwAg%26url%3Dhttp%253A%252F%252Fm.blog.naver.com%252FPostView.nhn%253FblogId%253Dsvljwnv%2526logNo%253D60190816840%2526categoryNo%253D31..

MyBatis if문 http://thswave.github.io/spring/2015/06/18/mybatis-test-string-parameter.html

애플리케이션 테스트 관리 https://drive.google.com/open?id=1p7TeDoiVaNL7glkHPFO7jIqz_ZOYFp5X

스프링 무한스크롤 http://wjheo.tistory.com/entry/Spring-%ED%8E%98%EC%9D%B4%EC%A7%80-%EB%AC%B4%ED%95%9C%EC%8A%A4%ED%81%AC%EB%A1%A4