# Linuxのみだが
tac

# Macでは
tail -r

sort -k1 -g hoge.txt

sort -k1 -r -g hoge.txt

awk '{a[NR]=$0}END{for(i=NR;i>0;i--)print a[i]}' hoge.txt

while /bin/true ; do condor_q; sleep 2; clear; done

universe = vanilla
executable = hoge
arguments =
output = out.txt
error = err.txt
log = log.txt
queue 1

Universe = vanilla
Executable = hoge
Arguments =
Output = result/out_$(Cluster).$(Process).txt
Error = result/err_$(Cluster).$(Process).txt
Log = result/log_$(Cluster).$(Process).txt
queue 1

condor_rm [ID]
　または
condor_rm [user name]
　または
condor_rm -all

Requirements = Machine == "fedora-virt8.jp.example.org"

The request_memory command is included to ensure that the mathematica jobs match with and then execute on pool machines that provide at least 1 GByte of memory.

####################
#
# Example 3: demonstrate use of multiple # directories for data organization.
#
####################
executable = mathematica
universe = vanilla
input= test.data
output = loop.out
error= loop.error
log= loop.log
request_memory = 1 GB
initialdir = run_1
queue

initialdir = run_2
queue

condor_prio +1 [job ID]

#!/bin/sh

for i in `seq 10 25`
do
　SIZE=$((2 ** $i))
　echo $SIZE
done

convert -delay 10 -loop 0 *.png animation.gif

-resize 250x250
または
-scale 50%

convert -delay 10 -loop 0 `ls -1rt *.png` animation.gif

convert -delay 10 -loop 0 -resize 1000x `ls -1rt *.png` animation.gif

i=`expr $i + 1`

i=$(( i + 1))

% seq 1 10
1
2
3
4
5
6
7
8
9
10

% seq 10 0

% seq 10 -1 0

for i in `seq 0 5`
do
　echo $i
done

% seq -h
usage: seq [-w] [-f format] [-s string] [-t string] [first [incr]] last

% seq -w 1 10 90
01
11
21
31
41
51
61
71

%seq -s- 1 10 90
1-11-21-31-41-51-61-71-81-

%seq -f'%02f' 1 5

% seq 1000000 1000000 5000000
1e+06
2e+06
3e+06
4e+06
5e+06

% seq -f "%.0f" 1000000 1000000 5000000
1000000
2000000
3000000
4000000
5000000

if [[ "$i" =~ ^[0-9]+$ ]]; then
#数字
echo "$i is number"
else
# 数字ではない
echo "$i is not number"
fi

date +%s

date --date "1day ago" +%s

date --date @1382282400

date -r "1461828264"

% date +"%Y/%m/%d %H:%M:%S"
2022/06/02 18:16:05

1 hoge
2 hogeeee
3 foo
4 bar

cat hoge.txt | grep 'hoge$'

^ : 行の先頭を示す
$ : 行の最後を示す

awk '$2=="hoge"{print }' hoge.txt

タブ文字は\t
改行文字は\n

echo -e "abc\n\tdef'"

set prompt = "[%n@hogedayo:%~]"

set prompt = "[%n@`hostname`:%~]"

export PS1="[\u@\h:\w]"

export LD_LIBRARY_PATH=hoge/local/lib

GetEnv= true

sudo port install tree

tree ./

% tree ./Matrix/
./Matrix/
├── Matrixlib.o
├── makefile
├── testMatrix
├── testMatrix.c
└── testMatrix.o

0 directories, 5 files

% tree ./Matrix/ -I "*.[o]"
./Matrix/
├── makefile
├── testMatrix
└── testMatrix.c

% tree ./Matrix/ -P "test*"
./Matrix/
├── testMatrix
├── testMatrix.c
└── testMatrix.o

% find ./Matrix | sed -e "s/[^-][^\/]*\// |/g" -e "s/|\(
[^ ]\)/|-\1/"
|-Matrix
| |-makefile
| |-Matrixlib.o
| |-testMatrix
| |-testMatrix.c
| |-testMatrix.o

$ cat /etc/redhat-release
$ cat /proc/version
$ cat /proc/cpuinfo
$ cat /proc/meminfo

$ cat /etc/os-release

# 履歴を表示
history
# 一括で削除
history -c
# 指定した番号の履歴だけを削除 今は100番だけ
history -d 100

#!/bin/sh
for i in `ls *.txt`
do
　echo $i
done

#!/bin/sh
while read line; do
　echo $line
done < $data1

#!/bin/sh
while read line; do
if [ -n "$line" ]; then
　　echo $line
　fi
done < $data1

hoge=`echo $line | awk '{print $1}'`

while read line
do
if [ ${#line} -eq 0 ]; then
continue
fi

# do something
echo "hoge"
done <hoge.txt

#!/bin/sh

grep -v '^\s*#' hoge.txt |grep -v '^\s*$' > tmp.txt
while read line; do
　
　# ここでなんか処理する
　echo $line

done < tmp.txt

grep -v "hoge" *.txt

labellist=("A" "B" "C" "D")

echo ${labellist[@]}

echo ${labellist[$index]}

hoge=()

#!/bin/sh

plotdata=()
i=0

for data in `ls ./*.txt`
do
echo $data

FILE=$data
basename=${FILE##*/} # ディレクトリ名を消して、ファイル名だけにする
filename=${basename%.*} # ファイル名から拡張子を取り除いた部分

# ファイル名からGPS時刻を取得
# ここは関係ないので気にしない
if [ "$i" -eq 0 ]; then
GPS=$filename
echo $GPS
fi

# これでリストに収めていく 通し番号は0, 1, 2, ...
plotdata+=("$data")

echo $i
# リストが10個溜まったらプロットさせる
if [ "$i" -eq 9 ]; then
echo ${plotdata[@]}

gnuplot <<EOF
set term png
set output "${GPS}.png"

set xlabel "GPS[s] - ${GPS}"
set ylabel "something"
set title "hoge" noenhanced

plot "${plotdata[0]}" w l lw 2 notitle,\
"${plotdata[1]}" u (\$1+32):2 w l lw 2 notitle,\
"${plotdata[2]}" u (\$1+32*2):2 w l lw 2 notitle,\
"${plotdata[3]}" u (\$1+32*3):2 w l lw 2 notitle,\
"${plotdata[4]}" u (\$1+32*4):2 w l lw 2 notitle,\
"${plotdata[5]}" u (\$1+32*5):2 w l lw 2 notitle,\
"${plotdata[6]}" u (\$1+32*6):2 w l lw 2 notitle,\
"${plotdata[7]}" u (\$1+32*7):2 w l lw 2 notitle,\
"${plotdata[8]}" u (\$1+32*8):2 w l lw 2 notitle,\
"${plotdata[9]}" u (\$1+32*9):2 w l lw 2 notitle
EOF
i=-1
plotdata=()
# ここでリストを空にする
# これで次の10個が溜まったらまたこの分岐に入って、プロットできる
fi

# for文みたいに通し番号を増やしていく
i=`expr $i + 1`

done

echo ${#array[@]}
echo ${#array[*]}

sed '/#/d' hoge.txt

grep -v # hoge.txt

#!/bin/sh
for file in ./*
do
　mv "$file" `echo $file | tr ' ' '_'`
done

#!/bin/sh
echo ${@:$#:1}

${@:$#:1}

cat hoge.txt | sed -e "s/AAA/BBB/g"

$ chmod +x twpicdl.sh
$ mkdir pic
$ twpicdl.sh [twitter account name] ./pic

awk -F, '{print $2}' timeseries.csv | sed -e "1d" > hoge.txt

sed -e "5,10d"

set datafile separator ","

tr "hoge" "foo" < foo.txt

[1,2,3,4,5]

1
2
3
4
5

tr ',' '\n' < hoge.txt | tr ']' '\n' | tr -d '[' >mod_hoge.txt
もしくは
tr ',' '\n' < hoge.txt | tr -d ']' | tr -d '[' > mod_hoge.txt

tr -d "[" < hoge.txt

tr '123' '456' < hoge.txt