abc 1 def 11 ghi 5
cat test1.txt \
| awk '$2 >= 10 {FS="\t"; OFS="\t"; print $1, $2}'
def 11
■setenforce で permissive モードに変更 sudo setenforce 0 ■setenforce は一次的な設定変更のため、/etc/selinux/config を変更 #SELINUX=enforcing SELINUX=permissive
split -l 1000 -d text.txt text.txt.
text.txt.00 text.txt.01 text.txt.02 text.txt.03
sudo yum install -y epel-release sudo yum groupinstall -y Xfce
[appstream] name=CentOS Linux $releasever - AppStream baseurl=http://linuxsoft.cern.ch/centos-vault/8.4.2105/AppStream/$basearch/os/ #mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=AppStream&infra=$infra #baseurl=http://mirror.centos.org/$contentdir/$releasever/AppStream/$basearch/os/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial
wget --timeout 3 -t 1 https://www.goo.ne.jp/
$ cat test.txt abc1 1 100 abc2 1 50 abc3 1 100 abc4 1 50 def1 2 50 def2 2 25 def3 2 50 def4 2 25 ghi1 5 20 ghi2 5 10 ghi3 5 20 ghi4 5 10 jkl1 10 10 jkl2 10 5 jkl3 10 10 jkl4 10 5 $ cat test2.txt | sort -k 2n -k 3nr -k 1 abc1 1 100 abc3 1 100 abc2 1 50 abc4 1 50 def1 2 50 def3 2 50 def2 2 25 def4 2 25 ghi1 5 20 ghi3 5 20 ghi2 5 10 ghi4 5 10 jkl1 10 10 jkl3 10 10 jkl2 10 5 jkl4 10 5
$ cat test1.txt col11 col12 col13 col14 col21 col22 col23 col24 $ cat test1.txt | cut -f 1,2 col11 col12 col21 col22
$ cat test1.txt | cut -f 1,3,2 col11 col12 col13 col21 col22 col23
$ cat test1.txt | awk -F "\t" '{OFS="\t"; print $1, $3, $3, $2}'
col11 col13 col13 col12
col21 col23 col23 col22
curl 'http://search.goo.ne.jp/web.jsp' \ -v \ --get \ --url-urlencode 'IE=UTF-8' \ --url-urlencode 'OE=UTF-8' \ --url-urlencode 'MT=検索'
GET /web.jsp?IE=UTF-8&OE=UTF-8&MT=%E6%A4%9C%E7%B4%A2 HTTP/2
curl -v 'http://search.goo.ne.jp/web.jsp?IE=UTF-8&OE=UTF-8&MT=検索
GET /web.jsp?IE=UTF-8&OE=UTF-8&MT=検索 HTTP/2
<RequireAll>
Require all granted
<RequireAny>
Require ip xx.xx.xx.xx
Require ip yy.yy.yy.yy
Require ip zz.zz.zz.zz
</RequireAny>
<RequireAll>
ProxyPass /foo/ http://localhost:9000/bar/ ProxyPassReverse /foo/ http://localhost:9000/bar/
sudo setsebool -P httpd_can_network_connect on
sudo getsebool httpd_can_network_connect
[google-chrome] name=google-chrome baseurl=http://dl.google.com/linux/chrome/rpm/stable/$basearch enabled=1 gpgcheck=1 gpgkey=https://dl-ssl.google.com/linux/linux_signing_key.pub
google-chrome \
--disable-gpu \
--headless \
--print-to-pdf={pdf_file} \
{url}
google-chrome \
--disable-gpu \
--headless \
--print-to-pdf=www_goo_ne_jp.pdf \
'https://www.goo.ne.jp'
if ($obj =~ /^\xff\xd8/) {
print("jpg\n");
}
elsif ($obj =~ /^\x89\x50\x43\x47/) {
print("png\n");
}
elsif ($obj =~ /^\x47\x49\x46/) {
print("gif\n");
}
elsif ($obj =~ /^\x1f\x8b/) {
print("gzip\n");
}
else {
print("other\n");
}
$ cat test.tsv
1 a 1a
1 b 1b
1 c 1c
2 a 2a
2 b 2b
2 c 2c
$ cat test.tsv | awk -F "\t" '{OFS="\t"; gsub(/a/, "A", $3); print $1, $2, $3}'
1 a 1A
1 b 1b
1 c 1c
2 a 2A
2 b 2b
2 c 2c