All Questions
12
questions
3
votes
3
answers
730
views
Find files matching one pattern, but not another, using grep, awk or sed [duplicate]
I need to locate .php and .pl files that do not contain one string (e.g. aaa), but do contain another (e.g. bbb).
I'm currently using this command:
find /path/ \( -iname '*.php*' -or -name '*.pl*' \) -...
- 2,742
4
votes
4
answers
691
views
grep multiple patterns with differing number of matching groups?
I'm trying to tally insertions and deletions from git diffs.
I have the following, which when piped one or more strings of the form "4 files changed, 629607 insertions(+), 123 deletions(-)" ...
- 143
1
vote
6
answers
1k
views
print lines between 1st occurence of 1st pattern to last occurence of 2nd pattern with AWK
I have a datafile, with dates in 2nd column
# cat datafile
-;20210106;-;-;-;
-;20210112;-;-;-;
-;20210112;-;-;-;
-;20210112;-;-;-;
...
-;20210217;-;-;-;
-;20210217;-;-;-;
-;20210217;-;-;-;
-;20210217;-...
- 1,951
0
votes
2
answers
396
views
Equivalent of grep string matching to sed & awk [closed]
I am currently processing large files looking for unmatched patterns. I am using grep to achieve this. And for some reason, grep ignores/excludes some of the potential unmatched patterns. Both the ...
- 71
9
votes
12
answers
2k
views
How do I print the last sequence of lines between a start and an end pattern?
Answers to this question:
How to grep lines between start and end pattern?
are not concerned with multiple sequences of lines which fall between the match patterns. Thus, for example, sed -n '/...
- 9,653
0
votes
2
answers
1k
views
grep patterns and keep matches on the same line
From the sample input:
cat file.txt
ID1 sample1 sample2 match1 sample3
ID2 sample4 match2 matchABC
I would like to obtain sample output, keeping only the matched words on ...
- 243
0
votes
2
answers
220
views
Matching columns of File1 to columns of file 2 and printing them in a file using awk
I am new to awk and trying to compare ":" separated columns 1(eg., chr10) and 2 (eg 10000003) between file1 and file 2 ; and write the matching lines into a new file using awk.
File 1:
chr10:...
- 1
0
votes
1
answer
53
views
Grep different kinds of patterns
I have a file that looks like this:
1>>>PROKKA_00001 Transcriptional regulator PadR-like family protein - 137 aa
>>tr|E5G076|E5G076_ARAHY Ara h 1 allergen OS=Arachis hyp (619 aa)
37.3%...
- 13
-4
votes
1
answer
371
views
Extract data between two patterns from a huge (forced) text file
I have filename.json. If I parse it in terminal with
file filename.json
output is:
filename.json: UTF-8 Unicode text, with very long lines
wc -l filename.json
1 filename.json
If I parse it ...
- 79
0
votes
2
answers
151
views
Pattern recognition betweel two sentences in a file which has spaces and special characters?
I have a file in which I want to print all the lines between two patterns. Pattern1 = # Begin TRACE A Data and Pattern 2 =# Done Data $capture, I want to print every line between pattern1 and pattern2....
- 79
1
vote
1
answer
344
views
Match lines between two patters using sed just once [duplicate]
Given: sed -e '/pattern1/,/pattern2/!d' file.org
How can I match the first occurrence of the lines between pattern1 and pattern2, but not the rest?
For example:
pattern1
aaaa
pattern2
pattern1
bbb
...
- 3,865
3
votes
3
answers
780
views
Comparing two files linewise and if pattern of file 1 is not found (fully or partially) in file 2 then print line of file 1
I have two files:
file1 (search):
1
GACGGAGGATGCAAGTGTTATCCGGAATCACTGGGCGTAAAGTTTTTTTTT
2
GACGGAGGATGCAAGTGTTATCCGGAAT
3
GACGGAGGATGCAAGTGTTATCCGGAATCACTGGGCGTAAAGCGTCC
4
...
- 31