All Questions
203 questions
0
votes
1
answer
115
views
Find all files in directory and apply commands to each of them
I want to apply commands below to all files in a directory instead of one file.
cat file.txt | sed -E "s/\@([0-9]+)\W+~(.*?)/\1 \2/g" | tr -d '~'
cat file.txt | sed -E "s/\@([0-9]+).*\~...
- 103
0
votes
1
answer
57
views
Replacing variable correctly in alias function
I'm trying to create an alias function to remove inputted line from file:
function remove_line(){
line_to_remove="'s/^"$1"$//g'"
sed -i $(line_to_remove) my_file
}
...
- 137
-1
votes
2
answers
561
views
Use find, cat, etc... to generate an M3U playlist from album playlists
I have a music folder with selected playlists in each folder titled "playlist.m3u" (should also match *.m3u8).
What I would like to do is have a shell script generate a playlist concatenated ...
- 109
2
votes
2
answers
516
views
Update any date to the current date in a text file
I have a text file which contains several occurrences of dates. All the dates are written in the format Mon-DD-YYYY. I have to update all these dates in the current date keeping the format Mon-DD-YYYY....
- 81
2
votes
2
answers
159
views
Unpivoting Delimited String to get the parent child relationship
I have a scenario where in need to unpivot the data to achieve the parent child relationship.
My source data is as below:
Key_Col|Hierarchy
1|a,b,c,d
2|a,b,c,d,e
My Expected Output below:
Key Col
...
- 43
3
votes
1
answer
549
views
How to get the result of smbstatus into a shell script variable
Running smbstatus on the command line I get the following:
❯ smbstatus
Samba version 4.17.3
PID Username Group Machine Protocol Version Encryption ...
- 51
1
vote
0
answers
464
views
how do i put a $variable inside {curly..brackets} in a bash loop? [duplicate]
i'm writing a text art script where i take some input and repeat it, textbook simple.
echo "a script that takes some input and repeats it 100 times"
read -e -p "text input " ...
- 33
2
votes
2
answers
54
views
get delimiter index and convert EPOCH time
I need to search time in the first line and get the position index and then convert other lines' EPOCH time to human readable time. The EPOCH time position is random but it has a header. Sample as ...
- 41
1
vote
3
answers
108
views
get specific output in linux after string
Controller loading lists...
-------------------------------------------------
command: select SERVICE_NAME from <table_name>
-------------------------------------------------
...
- 11
0
votes
1
answer
147
views
Permutation with bash - Spread Five over Eight
Assuming I have the values A B C D E and eight places 1 2 3 4 5 6 7 8. How can I get all possible combinations printed with two- and three-time repetitions?
Example:
1 2 3 4 5 6 7 8
_______________
A ...
- 6,074
0
votes
1
answer
76
views
Perform text-processing task on remote server using shell variable specified on local machine
I'm trying to write a shell script that proceses user information on a remote server via SSH. The user to be processed will be read interactively by the script.
My current attempt looks like this
#!/...
- 105
0
votes
1
answer
5k
views
add a new line after a specific string in a file? [duplicate]
Right now I'm using
echo sed '/\Random/a \
newly added line' info.txt
to append some text to a file but I also need to add text below a certain string let's say random, I know it is possible with ...
0
votes
1
answer
2k
views
RegEx to extract file paths from a logfile
I need to get the file paths from a log file. I thought I will try this with regex.
A file path would look like this:
75/751234/751234V0001_test-tag1-tag02-75x75_01.jpg
I'm not a pro in Regex, so I ...
- 15
0
votes
4
answers
479
views
Merge 2 CSV file to create one CSV file with one more column of difference
I have 2 CSV files. Let's call them 1.csv and 2.csv
The first one (1.csv) looks as follows:
1,3543
23,3632
12,7665
1,9795
32,8793
35,0290
The second file (2.txt) looks as follows:
1,4543
3,3223
4,...
- 3
0
votes
2
answers
649
views
How to match multiple keywords in a log file that occur on the same line using bash script
I created an array with keywords to match in a log file and display the matching lines on standard output. If a line contains more than one keyword, I want the output to highlight all the keywords ...
- 546