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tee /usr/local/demo.txt <<- 'EOF'
  xyz
  EOF
  
docker run -d -p 5000:5000 --restart=always --name registry \
  -v `pwd`/certs:/certs \
  -e REGISTRY_HTTP_TLS_CERTIFICATE=/certs/domain.crt \
  -e REGISTRY_HTTP_TLS_KEY=/certs/domain.key \
  registry:2
  

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dpkg -l | grep pkgname

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ssh -p port user@ip
scp -P port localfile user@ip:remotefile

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git config --global http.proxy http://proxyuser:proxypwd@proxy.server.com:8080
git config --global https.proxy https://proxyuser:proxypwd@proxy.server.com:8080
git config --global --unset http.proxy
git config --global --unset https.proxy


https://help.github.com/articles/generating-ssh-keys/

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function Student(name) {
  this.name = name;
}

var a = new Student("x");
var b = new Student("y");
Student.name = "z";
console.log(a.name);
console.log(b.name);

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INSERT INTO moretv_bak SELECT * FROM moretv;

SELECT * INTO moretv_bak FROM moretv;

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USE siteData;
WITH TEST AS  
 (  
    SELECT ROW_NUMBER()   
    OVER(PARTITION BY id ORDER BY ID )   
    AS NUM,* FROM moretv_bak  
 )  
 DELETE FROM TEST  
 WHERE NUM != 1  

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查看总的访问次数
cat itv-update.openspeech.cn.access.log | wc -l

查看访问的ip总数
cat itv-update.openspeech.cn.access.log | aw '{a[$1]+=1;}END{for(i in a){print i " >> "a[i];}}' | wc -l

按访问量大小排序所有的访问ip，并且答应出具体的ip 和访问次数
cat itv-update.openspeech.cn.access.log | awk '{a[$1]+=1;}END{for(i in a){print i " >> "a[i];}}' | sort -nr 

jmpcyc

查看总的访问次数
cat itv-update.openspeech.cn.access.log | wc -l

查看访问的ip总数
cat itv-update.openspeech.cn.access.log | aw '{a[$1]+=1;}END{for(i in a){print i " >> "a[i];}}' | wc -l

按访问量大小排序所有的访问ip，并且答应出具体的ip 和访问次数
cat itv-update.openspeech.cn.access.log | awk '{a[$1]+=1;}END{for(i in a){print i " >> "a[i];}}' | sort -nr 

jmpcyc

1. tasklist /fi "imagename eq cmd.exe" 
    查看cmd.exe这个进程
    
2.taskkill /f /im cmd.exe /t
    杀死cmd.exe这个进程