Sed can do it as follows: sed -n ‘/^======/{:a;N;/\n——/!ba;/score +/p}’ infile ====== Ann Smith score + —— where -n prevents printing, and /^======/ { # If the pattern space starts with “======” :a # Label to branch to N # Append next line to pattern space /\n——/!ba # If we don’t match “——“, branch to … Read more
<(command) is a bashism called Process substitution You have to run your script with bash, eg do bash script.bash Or if you want to use sh, you could write the results to a file, like this : grep eth0 /proc/net/dev > file1 sleep 1 ; grep eth0 /proc/net/dev > file2 diff file1 file2 7 solved … Read more
With GNU grep: grep ‘[[:alpha:]]’ file or GNU sed: sed ‘/[[:alpha:]]/!d’ file Output: 0hjjAby68xp H5e 1 solved How do you delete all lines that contain no letters from the alphabet using either grep, sed, or awk? [closed]
awk ‘$1 != “Banana” {s+=$(NF-2)} END { print s}’ RS= fruites.txt The key here is the RS= assignment which makes awk treat each section of text delimited by blank lines as a separate record. Note that you may prefer to write RS=”” fruites.txt for clarity, but that is not necessary. Be sure not to omit … Read more
This one should work: awk ‘BEGIN{ OFS = “\t” }NR==1{ for ( i = 1; i <= NF; i++) if ( $i ~”Pval” ) a[i]; print $0}NR>1{for ( i in a ) if ( $i > 0.5 ) $i = “NA”; print $0 }’ file Output: Rv_FC Rv_Pval Gc_FC Gc_Pval 2 0.001 3 NA 3 … Read more
I am not sure if it is what you need, yet you can use sed in bash. I also assume that your data is stored in a file called temptest2 sed “s/\(.*Specialty.*\)\”/\1\n/g” temptest2 Use -i to save the output to the temptest2 () specify a field for you, which is being called by \1 and … Read more
With awk: awk ‘BEGIN{FS=”[ ,]”; OFS=”,”} {for (i=2; i<=NF; i++) print $i,$1}’ file Output: foo,ted bar,ted zoo,ted ket,john ben,john See: 8 Powerful Awk Built-in Variables – FS, OFS, RS, ORS, NR, NF, FILENAME, FNR solved How can I manipulate text in bash? [closed]
Filter on the line numbers; only match those divisible by 3. awk ‘NR % 3 == 0’ file.txt 0 solved Bash- awk one liner { print every third line of a text file }
This code converts the standard -rwxrwxrwx style of permissions generated by ls -l into octal numbers that could be used with chmod, and prepends them onto each line. For example, it would make the following conversions: -rwxr-xr– 7 5 4 -rwx-wx— 7 3 0 Note that this awk script does NOT support sticky or setuid … Read more
From what we can discern of this question, you’re attempting to create a programmatic rule to rename files ending in extensions stdout-captured, stderr-captured, and status-captured (assuming one typo) into files ending in extensions stdout-expected, stderr-expected, and status-expected, respectively. Obviously, if each of these definitions is inclusive of exactly one file, a rote mv may be … Read more
Of course, try this: $0 ~ fun { count = 1 while (! ($0 ~ /{/)) getline getline } count > 0 { if ($0 ~ /{/) count++ if ($0 ~ /}/) count– if ($0 ~ query) print FILENAME “: l” FNR “. ” $0 } And invoke the script like this: awk -v query=”pankaj” … Read more
cat file1 1 10.0 2 12.1 3 5.2 4 13.0 cat file2 15 11.1 10 12.3 17 2.1 12 15.5 11 7.0 command : awk -f script.awk file2 file1 script.awk #! /bin/awk -f function abs(val) { return val < 0 ? -val : val } ARGV[1] == FILENAME{ a[$1] = $2; } ARGV[2] == FILENAME{ … Read more
I think you are looking for this: awk ‘/^[JM]/{print $1,$2}’ i_ve_got_an_vi_edirtor_with_some_collums.file update Now i need the same but only for students that the surname starts from [A-D] awk ‘$2~/^[A-D]/{print $1,$2}’ i_ve_got_an_vi_edirtor_with_some_collums.file 16 solved Use awk to find letters and print results [closed]
If you can slurp whole input: perl -e’undef$/; $a=<>; print “$_\n” for $a=~m/(?:\b\S+\b\s+){5}your regexp(?:\s+\b\S+\b){5}/sg ‘ <input — 5 words of context. solved how to print n words of context while searching text [closed]
You can use awk like this: awk ‘FNR==NR{a[substr($2,1,3)];next} substr($2,1,3) in a’ file1 file2 9 132185894 132209127 DUP 99 23234 3 solved How to find first three digits matching pattern from a single column between two text files [closed]