All Questions
12,337
questions
-2
votes
4
answers
101
views
How to append some static content within a single cell of an existing CSV file
Let's assume I need to append the below content within the first cell (not be row by row) of the existing CSV file which has details of the customer. How can I achieve it?
Content to be added:
"...
2
votes
3
answers
70
views
Using sed to remove differences in two arrays (updated ssh keys)
My aim is to updated automate the update of ssh keys in the authorized_keys file. Due to restrictions i am unable to use ansible which would have been a lot simpler.
Steps:
read keys from the file
...
- 25
-1
votes
5
answers
114
views
How do I delete all the lines that match and one after each of them?
I have a large file and a list of my specific strings. The output should not contain my specific lines and one more after each of them. 2 consecutive matches are impossible due to structure of file ...
-1
votes
2
answers
77
views
BASH: Assign values to variables with echo | sed | read [duplicate]
I'm trying to pass a string through a pipe going from echo to sed to read, but something isn't working:
#!/bin/bash
STR="alef|bet|gimel|daled"
echo $STR
echo $STR | sed 's/\|/ /g' | read ...
- 126
2
votes
5
answers
49
views
Delete line containing pattern in between specific range of lines
I want to completely remove lines containing a pattern ignoring first few lines. I tried:
$ sed -i '2,$s/pattern/d' file.txt
but it says unterminated's' command.
For example I have a file:
pattern # ...
- 735
0
votes
1
answer
57
views
SED --- in a string, replace word1 by word2 after token 1 --- replace only once
input string : PARAM
Piece of code that did not work.
PARAM="0 \" 0 - ${TEXT0}\" off 1 \" 1 - ${TEXT1}\" off 2 \" 2 - ${TEXT2}\" off 3 \" 3 - ${TEXT3}\&...
- 67
0
votes
1
answer
41
views
sed command is not replacing the files in my directory [duplicate]
When I run my bash script(given below) the files are not changed. The replacement does not happen for some reason. I am running the command as sudo, and the html folder has permssions 775 with the ...
-1
votes
0
answers
22
views
When I try to change a variable in a file I stack with error [duplicate]
I have two bash files:
1:
#!/bin/bash
PATH="/home/jk/go/src/emdr/emd_server"
sed -i 's|^COMPOSE="[^"]*"|COMPOSE="'$PATH'/docker_compose.yml"|' "$PATH/up/...
- 39
-1
votes
3
answers
109
views
How to find strings in multiple lines of txt file then add all to new csv line
I have thousands of txt files that were converted from emails that included a "Contact Us" form. I need to find/select strings in the second "column", but the number of lines to ...
- 7
1
vote
4
answers
86
views
Duplicating entries in textfile for empty entries until a non-empty entry is found, then continue with the new entry
I have a very large textfile in which some entries are missing. The logic is persistent, as the first line of each "section" has the correct entries, every line after this initial line is ...
- 879
2
votes
5
answers
85
views
How to insert a character in front of a line one line above a specific character?
In my text file there are many lines whose contents are almost the same. Here are some of them.
So, what I want is to overwrite the / with - on every line and then insert - in front of the line ...
- 25
0
votes
0
answers
38
views
capture hash value from git log --oneline --graph using regex [duplicate]
When running git log --oneline --graph you can get something like this
* 7e5dbb0 Merge
|\
| * c873a96 My
| * f5817ba Amazing
* | f6a34ac Feature
|/
* f5a51ce Other stuff
I want to take that and ...
- 63
0
votes
1
answer
60
views
sed command changing while robot tests are runs
I am running a sed command within robot test:
${stdout01}= Run echo ${stdout0} | sed "s/\'/\"/g"
It is not running properly and giving me error:
/bin/sh: 1: Syntax error: ...
- 71
-5
votes
7
answers
173
views
Replace delimiter in the file
Let's take
"apple" , "tomato,potato", 100, 250, "banana"
is my data I want replace the outer delimiter i.e. , which is same as inner delimiter. Ultimately, want my data ...
- 7
0
votes
3
answers
37
views
Remove prepending character from block of lines in bash
I have a text file that has at some point a text like this:
[....previous text...]
#[ID1]
#my_url="http://miccheck12.com"
#your_url="http://miccheck12.com"
#comments=""
...
- 9,044