将所有可更改的限制更改为无限制

死亡的用户限制!
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0

linux命令:for fl in $(ulimit -a | awk '{ gsub(":", "", $1); print $1}'); do ulimit $fl unlimited; done done unlimited; $fl ulimit do $1}'); print $1); "", gsub(":", '{ awk | -a $(ulimit in fl for for fl in $(ulimit -a | awk '{ gsub(":", "", $1); print $1}'); do ulimit $fl unlimited; donerootopen.com
linux命令:for fl in $(ulimit -a | awk '{ gsub(":", "", $1); print $1}'); do ulimit $fl unlimited; done done unlimited; $fl ulimit do $1}'); print $1); "", gsub(":", '{ awk | -a $(ulimit in fl for for fl in $(ulimit -a | awk '{ gsub(":", "", $1); print $1}'); do ulimit $fl unlimited; donerootopen.com
ahlk 2018-06-04 23:14:48
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linux命令:for 详解

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{f%*.zip} strips off the extension from zip filenames

linux命令:for f in *.zip; do unzip -d "${f%*.zip}" "$f"; done done "$f"; "${f%*.zip}" -d unzip do *.zip; in f for for f in *.zip; do unzip -d "${f%*.zip}" "$f"; donerootopen.com
linux命令:for f in *.zip; do unzip -d "${f%*.zip}" "$f"; done done "$f"; "${f%*.zip}" -d unzip do *.zip; in f for for f in *.zip; do unzip -d "${f%*.zip}" "$f"; donerootopen.com
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for循环运行some_script.sh 10次,用它测量执行时间 time for循环的stderr被重定向到stdout,这是为了捕获输出,time所以我们可以grep它 grep ^real 是只得到输出中以“真实”开头的行 time sed是删除行的开头到分钟部分(在输出中time) 对于每一行,awk加上总和,这样它最终可以输出平均值,即总和,除以输入记录的数量(= NR)

linux命令:for i in {1..10}; do time some_script.sh; done 2>&1 | grep ^real | sed -e s/.*m// | awk '{sum += $1} END {print sum / NR}' NR}' / sum {print END $1} += '{sum awk | s/.*m// -e sed | ^real grep | 2>&1 done some_script.sh; time do {1..10}; in i for for i in {1..10}; do time some_script.sh; done 2>&1 | grep ^real | sed -e s/.*m// | awk '{sum += $1} END {print sum / NR}'rootopen.com
linux命令:for i in {1..10}; do time some_script.sh; done 2>&1 | grep ^real | sed -e s/.*m// | awk '{sum += $1} END {print sum / NR}' NR}' / sum {print END $1} += '{sum awk | s/.*m// -e sed | ^real grep | 2>&1 done some_script.sh; time do {1..10}; in i for for i in {1..10}; do time some_script.sh; done 2>&1 | grep ^real | sed -e s/.*m// | awk '{sum += $1} END {print sum / NR}'rootopen.com
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linux命令:for i in {1..10}; do time curl http://localhost:8000 >/dev/null; done 2>&1 | grep real real grep | 2>&1 done >/dev/null; http://localhost:8000 curl time do {1..10}; in i for for i in {1..10}; do time curl http://localhost:8000 >/dev/null; done 2>&1 | grep realrootopen.com
linux命令:for i in {1..10}; do time curl http://localhost:8000 >/dev/null; done 2>&1 | grep real real grep | 2>&1 done >/dev/null; http://localhost:8000 curl time do {1..10}; in i for for i in {1..10}; do time curl http://localhost:8000 >/dev/null; done 2>&1 | grep realrootopen.com
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该命令将查找文件集合中出现的一个或多个模式,并删除与每个文件中的模式匹配的每一行

linux命令:for file in $(egrep 'abc|def' *.sql | cut -d":" -f1 | uniq); do sed -i '/abc/d' ./$file ; sed -i '/def/d' ./$file; done done ./$file; '/def/d' -i sed ; ./$file '/abc/d' -i sed do uniq); | -f1 -d":" cut | *.sql 'abc|def' $(egrep in file for for file in $(egrep 'abc|def' *.sql | cut -d":" -f1 | uniq); do sed -i '/abc/d' ./$file ; sed -i '/def/d' ./$file; donerootopen.com
linux命令:for file in $(egrep 'abc|def' *.sql | cut -d":" -f1 | uniq); do sed -i '/abc/d' ./$file ; sed -i '/def/d' ./$file; done done ./$file; '/def/d' -i sed ; ./$file '/abc/d' -i sed do uniq); | -f1 -d":" cut | *.sql 'abc|def' $(egrep in file for for file in $(egrep 'abc|def' *.sql | cut -d":" -f1 | uniq); do sed -i '/abc/d' ./$file ; sed -i '/def/d' ./$file; donerootopen.com
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linux命令:for FILE in *; do tar -jxf $FILE; done done $FILE; -jxf tar do *; in FILE for for FILE in *; do tar -jxf $FILE; donerootopen.com
linux命令:for FILE in *; do tar -jxf $FILE; done done $FILE; -jxf tar do *; in FILE for for FILE in *; do tar -jxf $FILE; donerootopen.com
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linux命令:for i in *.flac; do flac -c -d "$i" | lame -m j -b 192 -s 44.1 - "${i%.flac}.mp3"; done done "${i%.flac}.mp3"; - 44.1 -s 192 -b j -m lame | "$i" -d -c flac do *.flac; in i for for i in *.flac; do flac -c -d "$i" | lame -m j -b 192 -s 44.1 - "${i%.flac}.mp3"; donerootopen.com
linux命令:for i in *.flac; do flac -c -d "$i" | lame -m j -b 192 -s 44.1 - "${i%.flac}.mp3"; done done "${i%.flac}.mp3"; - 44.1 -s 192 -b j -m lame | "$i" -d -c flac do *.flac; in i for for i in *.flac; do flac -c -d "$i" | lame -m j -b 192 -s 44.1 - "${i%.flac}.mp3"; donerootopen.com
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在Ubuntu中第一个用户(在安装期间创建的)。让另一个用户具有相同的权限,所有您需要做的就是添加用户组相同。

linux命令:for i in $(grep :boss /etc/group | cut -f1 -d:); do adduser wife $i; done done $i; wife adduser do -d:); -f1 cut | /etc/group :boss $(grep in i for for i in $(grep :boss /etc/group | cut -f1 -d:); do adduser wife $i; donerootopen.com
linux命令:for i in $(grep :boss /etc/group | cut -f1 -d:); do adduser wife $i; done done $i; wife adduser do -d:); -f1 cut | /etc/group :boss $(grep in i for for i in $(grep :boss /etc/group | cut -f1 -d:); do adduser wife $i; donerootopen.com
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循环当前目录,并使用Bash内置的大小写修改扩展将其转换为小写。

linux命令:for i in *; do mv "$i" "${i,,}"; done done "${i,,}"; "$i" mv do *; in i for for i in *; do mv "$i" "${i,,}"; donerootopen.com
linux命令:for i in *; do mv "$i" "${i,,}"; done done "${i,,}"; "$i" mv do *; in i for for i in *; do mv "$i" "${i,,}"; donerootopen.com
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linux命令:for f in `find`; do mv -v "$f" "`echo $f | tr '[A-Z]' '[a-z]'`"; done done '[a-z]'`"; '[A-Z]' tr | $f "`echo "$f" -v mv do `find`; in f for for f in `find`; do mv -v "$f" "`echo $f | tr '[A-Z]' '[a-z]'`"; donerootopen.com
linux命令:for f in `find`; do mv -v "$f" "`echo $f | tr '[A-Z]' '[a-z]'`"; done done '[a-z]'`"; '[A-Z]' tr | $f "`echo "$f" -v mv do `find`; in f for for f in `find`; do mv -v "$f" "`echo $f | tr '[A-Z]' '[a-z]'`"; donerootopen.com
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linux命令:for x in 2 4; do /usr/share/vboot/bin/make_dev_ssd.sh --remove_rootfs_verification --partitions $x; done done $x; --partitions --remove_rootfs_verification /usr/share/vboot/bin/make_dev_ssd.sh do 4; 2 in x for for x in 2 4; do /usr/share/vboot/bin/make_dev_ssd.sh --remove_rootfs_verification --partitions $x; donerootopen.com
linux命令:for x in 2 4; do /usr/share/vboot/bin/make_dev_ssd.sh --remove_rootfs_verification --partitions $x; done done $x; --partitions --remove_rootfs_verification /usr/share/vboot/bin/make_dev_ssd.sh do 4; 2 in x for for x in 2 4; do /usr/share/vboot/bin/make_dev_ssd.sh --remove_rootfs_verification --partitions $x; donerootopen.com
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linux命令:for i in $(adb shell pm list packages | awk -F':' '{print $2}'); do adb pull "$(adb shell pm path $i | awk -F':' '{print $2}')"; mv *.apk $i.apk 2&> /dev/null ;done ;done /dev/null 2&> $i.apk *.apk mv $2}')"; '{print -F':' awk | $i path pm shell "$(adb pull adb do $2}'); '{print -F':' awk | packages list pm shell $(adb in i for for i in $(adb shell pm list packages | awk -F':' '{print $2}'); do adb pull "$(adb shell pm path $i | awk -F':' '{print $2}')"; mv *.apk $i.apk 2&> /dev/null ;donerootopen.com
linux命令:for i in $(adb shell pm list packages | awk -F':' '{print $2}'); do adb pull "$(adb shell pm path $i | awk -F':' '{print $2}')"; mv *.apk $i.apk 2&> /dev/null ;done ;done /dev/null 2&> $i.apk *.apk mv $2}')"; '{print -F':' awk | $i path pm shell "$(adb pull adb do $2}'); '{print -F':' awk | packages list pm shell $(adb in i for for i in $(adb shell pm list packages | awk -F':' '{print $2}'); do adb pull "$(adb shell pm path $i | awk -F':' '{print $2}')"; mv *.apk $i.apk 2&> /dev/null ;donerootopen.com
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linux命令:for i in `adb shell "su -c find /data /system -name '*.key'"`; do mkdir -p ".`dirname $i`";adb shell "su -c cat $i" > ".$i";done ".$i";done > $i" cat -c "su shell $i`";adb ".`dirname -p mkdir do '*.key'"`; -name /system /data find -c "su shell `adb in i for for i in `adb shell "su -c find /data /system -name '*.key'"`; do mkdir -p ".`dirname $i`";adb shell "su -c cat $i" > ".$i";donerootopen.com
linux命令:for i in `adb shell "su -c find /data /system -name '*.key'"`; do mkdir -p ".`dirname $i`";adb shell "su -c cat $i" > ".$i";done ".$i";done > $i" cat -c "su shell $i`";adb ".`dirname -p mkdir do '*.key'"`; -name /system /data find -c "su shell `adb in i for for i in `adb shell "su -c find /data /system -name '*.key'"`; do mkdir -p ".`dirname $i`";adb shell "su -c cat $i" > ".$i";donerootopen.com
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linux命令:for ((i=1; i<=99; ++i)); do echo $i; done done $i; echo do ++i)); i<=99; ((i=1; for for ((i=1; i<=99; ++i)); do echo $i; donerootopen.com
linux命令:for ((i=1; i<=99; ++i)); do echo $i; done done $i; echo do ++i)); i<=99; ((i=1; for for ((i=1; i<=99; ++i)); do echo $i; donerootopen.com
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解锁VMS以避免在一些失败的任务结束后出现的问题

linux命令:for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; done done "Unlocked"; echo $i; unlock qm $i; "Unlocking:" echo do VMID); -v grep | }' $1 print '{ awk | list $(qm in i for for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; donerootopen.com
linux命令:for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; done done "Unlocked"; echo $i; unlock qm $i; "Unlocking:" echo do VMID); -v grep | }' $1 print '{ awk | list $(qm in i for for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; donerootopen.com
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用'*'代替'ls'

linux命令:for f in *;do echo $f;done $f;done echo *;do in f for for f in *;do echo $f;donerootopen.com
linux命令:for f in *;do echo $f;done $f;done echo *;do in f for for f in *;do echo $f;donerootopen.com
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解锁您的VMS以避免在一些失败的任务结束后出现问题。

linux命令:for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; done done "Unlocked"; echo $i; unlock qm $i; "Unlocking:" echo do VMID); -v grep | }' $1 print '{ awk | list $(qm in i for for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; donerootopen.com
linux命令:for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; done done "Unlocked"; echo $i; unlock qm $i; "Unlocking:" echo do VMID); -v grep | }' $1 print '{ awk | list $(qm in i for for i in $(qm list | awk '{ print $1 }' | grep -v VMID); do echo "Unlocking:" $i; qm unlock $i; echo "Unlocked"; donerootopen.com
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这样可以安全地开始处理您的源文件

linux命令:for i in `cat list`; do cp "$i" "$i".bak ; done done ; "$i".bak "$i" cp do list`; `cat in i for for i in `cat list`; do cp "$i" "$i".bak ; donerootopen.com
linux命令:for i in `cat list`; do cp "$i" "$i".bak ; done done ; "$i".bak "$i" cp do list`; `cat in i for for i in `cat list`; do cp "$i" "$i".bak ; donerootopen.com
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linux命令:for i in $(aws ec2 describe-regions --output text --region "" | cut -f 3); do aws ec2 describe-images --output text --region $i --filter Name=name,Values=myimage | cut -f 6 | grep ami* | xargs -I {} aws ec2 deregister-image --region $i --image-id {};done {};done --image-id $i --region deregister-image ec2 aws {} -I xargs | ami* grep | 6 -f cut | Name=name,Values=myimage --filter $i --region text --output describe-images ec2 aws do 3); -f cut | "" --region text --output describe-regions ec2 $(aws in i for for i in $(aws ec2 describe-regions --output text --region "" | cut -f 3); do aws ec2 describe-images --output text --region $i --filter Name=name,Values=myimage | cut -f 6 | grep ami* | xargs -I {} aws ec2 deregister-image --region $i --image-id {};donerootopen.com
linux命令:for i in $(aws ec2 describe-regions --output text --region "" | cut -f 3); do aws ec2 describe-images --output text --region $i --filter Name=name,Values=myimage | cut -f 6 | grep ami* | xargs -I {} aws ec2 deregister-image --region $i --image-id {};done {};done --image-id $i --region deregister-image ec2 aws {} -I xargs | ami* grep | 6 -f cut | Name=name,Values=myimage --filter $i --region text --output describe-images ec2 aws do 3); -f cut | "" --region text --output describe-regions ec2 $(aws in i for for i in $(aws ec2 describe-regions --output text --region "" | cut -f 3); do aws ec2 describe-images --output text --region $i --filter Name=name,Values=myimage | cut -f 6 | grep ami* | xargs -I {} aws ec2 deregister-image --region $i --image-id {};donerootopen.com
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将前缀添加到文件名

linux命令:for i in *.pdf; do mv "$i" CS749__"$i"; done done CS749__"$i"; "$i" mv do *.pdf; in i for for i in *.pdf; do mv "$i" CS749__"$i"; donerootopen.com
linux命令:for i in *.pdf; do mv "$i" CS749__"$i"; done done CS749__"$i"; "$i" mv do *.pdf; in i for for i in *.pdf; do mv "$i" CS749__"$i"; donerootopen.com
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在当前目录中创建一个字母文件夹,并在文件夹中移动具有相应首字母的文件。

linux命令:for i in *; do I=`echo $i|cut -c 1|tr a-z A-Z`; if [ ! -d "$I" ]; then mkdir "$I"; fi; mv "$i" "$I"/"$i"; done done "$I"/"$i"; "$i" mv fi; "$I"; mkdir then ]; "$I" -d ! [ if A-Z`; a-z 1|tr -c $i|cut I=`echo do *; in i for for i in *; do I=`echo $i|cut -c 1|tr a-z A-Z`; if [ ! -d "$I" ]; then mkdir "$I"; fi; mv "$i" "$I"/"$i"; donerootopen.com
linux命令:for i in *; do I=`echo $i|cut -c 1|tr a-z A-Z`; if [ ! -d "$I" ]; then mkdir "$I"; fi; mv "$i" "$I"/"$i"; done done "$I"/"$i"; "$i" mv fi; "$I"; mkdir then ]; "$I" -d ! [ if A-Z`; a-z 1|tr -c $i|cut I=`echo do *; in i for for i in *; do I=`echo $i|cut -c 1|tr a-z A-Z`; if [ ! -d "$I" ]; then mkdir "$I"; fi; mv "$i" "$I"/"$i"; donerootopen.com
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