英文:TechBar 译文:外刊IT评论
echo >/dev/tcp/8.8.8.8/53&& echo'open'
Ctrl + z
fg
openssl rand -hex n
source /home/user/file.name
${variable:0:5}
ssh -vvv user@ip_address
ssh user@ip_address -i key.pem
wget -r --no-parent --reject'index.html*'http://hostname/ -P /home/user/dirs
mkdir -p /home/user/{test,test1,test2}
ps axwef
jar -cvf name.war file
ddif=/dev/zero of=/tmp/output.img bs=8k count=256k; rm -rf /tmp/output.img
hdparm -Tt /dev/sda
echo -n'text'| md5sum
xmllint --noout file.xml
tar zxvf package.tar.gz -C new_dir
curl -I http://www.
touch -t0712250000file
wget -m ftp://username:password@hostname
LANG=c < /dev/urandom tr -dc _A-Z-a-z-0-9| head -c${1:-16};echo;
cp some_file_name{,.bkp}
smbclient -U'DOMAIN\user'//dc.domain.com/share/test/dir
!100
unzip package_name.zip -d dir_name
cat > test.txt
\> test.txt ntpdate ntp.ubuntu.com
netstat -lnt4 | awk'{print $4}'| cut -f2 -d: | grep -o'[0-9]*'
qemu-img convert -f qcow2 -O raw precise-server-cloudimg-amd64-disk1.img \precise-server-cloudimg-amd64-disk1.raw
watch ps -ef
getent passwd
mount -o remount,rw /
mount --bind /source /destination
nsupdate <
grep -r'some_text'/path/to/dir
lsof / | awk'{ if($7 > 1048576) print $7/1048576 'MB '$9 }'| sort -n -u | tail
free -m | grep cache | awk'/[0-9]/{ print $4' MB' }'
vim + some_file_name
git clone git@github.com:name/app.git -b master
git checkout develop
git branch -d myfeature
git push origin :branchName
git push -u origin mynewfeature
!cat:p
!cat
find /home/user -maxdepth1-type d -empty
< test.txt sed -n'50,60p'
sudo !!
mount -t tmpfs tmpfs /tmpram -o size=512m
grep -w'name'test.txt
echo'some text'| sudo tee -a /path/file
kill -l
kill -9$$
nmap -p8081172.20.0.0/16
git config --globaluser.email'me@'
git pull --rebase origin master
find -iname'*txt*'-execmv -v {} /home/user \;
paste test.txt test1.txt
pv data.log
echo'hosts.sampleHost 10 `date +%s`'| nc192.168.200.23000
expand test.txt > test1.txt
< space >cmd
cd -
split –b100m /path/to/large/archive /path/to/output/files cat files* > archive
curl -sL -w'%{http_code}\\n'www. -o /dev/null
/usr/bin/mysql_secure_installation
Ctrl + \
stat -c %U file.txt
lsblk -f
find . -type f -execegrep -l' +$'{} \;
find . -type f -execegrep -l $'\t'{} \;
printf'%100s\n'| tr' '= 【今日微信公号推荐↓】 其中推荐了包括技术、设计、极客 和 IT相亲相关的热门公众号。技术涵盖:Python、Web前端、Java、安卓、iOS、PHP、C/C++、.NET、Linux、数据库、运维、大数据、算法、IT职场等。点击《值得关注的技术和设计公众号》,发现精彩!
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