General :: Compare 2 Text Files And Change Lines?

Jul 21, 2011

in the shell. how do i compare 2 text files and change matching lines in one of the files ?

example:
cat file_1.txt
line_1

[code]...

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Software :: Compare/diff A Range Of Lines From Two Text Files?

Mar 26, 2010

i tried using diff --GTYPE-group-format= with <%, but not sure that right solution.Here's what im trying to do. I have two c source files, file1 and file2. file1 has a function in it that's been modified in file2. However, the functions begin at differnt line numbers in eachof the files. Is there a way to specify a range of file numbers on file1 and file2 to compare, using diff or any other combination of utilities? I can always output text from a range of lines from each file to two separate and new files and then compare those, but that's tedious. I could also write up a script to automate this type of solution, but I imagine there's an existing way of doing this.

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General :: Comparing Lines In 2 Text Files?

Nov 5, 2010

Is there a way, besides writing a PERL program, to read each line one by one in file A and tell if this line also exists in file B? Can this be done via a shell script?

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General :: Deleting Lines From Text Files

Sep 17, 2009

Is there anyway to delete certain paragraphs within a text file and then insert the paragraph into another text file.I just cannot figure out how to remove the specific lines from the file and then insert them into another file at a certain line within that new file. Thanks again

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General :: Splitting Text Files Into Parts With 2000 Lines

Sep 7, 2010

I am facing a problem while splitting a text file, I need to split a file into some parts and each split file should have 2000 lines, when I do it through "split" command the mother file is kept intact but as per my requirement I need to cut mother file into some parts thus it should not be kept intact.

Example:
file size
motherfile.txt 5000 lines.
after split
motherfile.txt 2000 lines.
childfile1.txt 2000 lines.
childfile2.txt 1000 lines.

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Ubuntu :: Compare Two Pdf Files For Text Differences?

Mar 10, 2010

How can I compare two pdf files for text differences

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General :: Script To Read And Compare Two Consecutive Lines In A File?

Jan 18, 2011

I have a file like below

ADP_Comment- 4758
ADP_Comment-is missing
cbdkbckd- 46983

[code]...

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General :: Change The Restrictions To Some Normal Text Files?

Oct 23, 2010

I'm trying to change the restrictions to some normal text files and their result is not what is expected.

For example, when I put:

chmod 000 testfile.txt

on a file that is

-rwxrwxrwx,

it instead becomes

-r--r--r--.

It doesn't matter whether I do it with a root or the owner of the file, the result is the same.

Also, putting

chmod u-rwx testfile

results in the file becoming, again,

-r--r--r--.

Also, some doesn't have any effect, such as

chmod o-r testfile.

Even if I do this, the result is the same -rwxrwxrwx.

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OpenSUSE :: Count Lines In Multiple Text Files From Command Line?

Apr 27, 2010

I want to (from the command line) be able to counte lines in a bunch of files of a specific type in a folder and all its sub-folders. How would I do this?

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General :: Compare 2 Files In Unix?

Aug 9, 2011

file 1 :

DB_NAME FIRST_ACTIVE_LOG DBPARTITIONNUM
-------- -------------------- --------------
BP1 279231 0
BP1 12735 1
BP1 12734 2
BP1 12735 3
BP1 12616 4

[Code]...

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General :: Compare Two Files In Perl?

Oct 27, 2009

I want to compare two files in perl, I have two files file1.txt & file2.txt. if column1 on file2.txt match column1 on file1.txt then I want my result on file3.txt (column1 column2 file1.txt + column1 column2 column3 file2.txt). this problem was solved with "awk" but I want to do in perl.

file1.txt
---------
column1 column2
------- -------
linux-2049 1
linux-2817 1

[code]....

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General :: Compare Two Files With Different Command

Jan 13, 2011

i have file1 and file2.

[Code]...

Here i want to compare these two files with diff command and need to take the common things in a separate file. File contents are 7 strings in length and everything will start with the character e. File 3 contents should be

[Code]...

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General :: Use AWK To Print Out First Few Lines Of A Text File?

Jul 27, 2011

I have a few rather large text files, and I need a way to look at the first three lines of each. Is there a way to do this using awk?

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Programming :: Bash Text To Variable Accessing Individual Text Lines?

May 2, 2010

i am on processing text tasks And i found that if you assign a text to a variable is chomp'ed automatically the newline

Code:

variable=$(cat file.txt)

The problem is i can only access the items/lines using:

Code:

for line in $variable
do
echo $line
# Other commands
done

how do i convert this to an indexed array. More importantly, how do i get access to individual $line[0], ..., $line[n] Another thing, if the file.txt, has lines with spaces it is a mess using the for...in..., but echoing prints line by line...o_0

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General :: Compare Binary Files In System?

Mar 29, 2010

I need to compare two binary files and get output in form

for every different byte. So if file1.bin is code...

what is the easiest way to accomplish the goal? Standard tool? Some 3rd party tool?

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General :: Compare Files On Ftp-server And In A Folder?

Apr 12, 2010

How to compare files on ftp-server and in a folder in Linux?

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General :: Script In Bash - Compare Two Files Name

Mar 7, 2010

I want to compare 2 name files, for instance. I got the package foo1.tgz and the foo2.tgz. and I want a script in bash that detects foo2 is newer than foo1 and delete foo1. Can it be done for managing collection of slackware packages.

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Programming :: Adding Lines Of Text To Beginning Of Text File

Jan 19, 2009

I need to insert 3-4 lines of text to the beginning of a text file. The file is a largish MYSQL dump, the result of a backup shell script. This shell script should insert the required text.I've wrestled with sed, but lost.

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General :: Grep Multiple Lines From A Text File

Jun 17, 2009

I have a list of words that I want to grep in many files to see which ones have it and which ones dont. in the text file I have all the words listed line by line, ex: list.txt:

check
try this
word1
word2
open space
list ..

I want to grep each line one by one. like I want it to

grep "check" *.log
grep "try this" *.log
grep "word1" *.log .. etc how can I do this?

and maybe write the output to a file.

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General :: Set More Lines To Scroll Backwards, In Text Mode?

Dec 27, 2010

I want to scroll back 10000+ lines in text mode linux terminal. As there is an unlimit option in gnome-terminal, so I guess if this is also possible in text mode?

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General :: Show Specific Lines In A Text File?

Feb 3, 2011

I have created a text file in Linux, and I only want to show certain users. Here is my text file:

usr user tty Limbo?
11 12:06:13 APW no
12 12:06:13 APW no

[code]...

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General :: Remove Lone Lines From A Text File?

Jul 6, 2011

anyone has ideas how to remove lone lines from a text file?

If I have a file that is like this:
-----------------------------------
line 1

[code]...

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General :: Sed - Replacing Only Text With Several Specific Lines Excluded

Jun 17, 2010

As much as I didn't want to ask a sed question, especially considering there's already one on this page I've looked as best I could and cant find the solution. Id like to use sed to replace occurrences of a pattern but exclude two or 3 specific lines that are not consecutive. For example I know with 1,10 i could exclude the first 10 lines, what is the syntax if I just wanted to exclude line 3 and 7. The sed command I'm working with right now is for rearranging Ethernets.

cat /etc/udev/rules.d/70-persistent-net.rules | sed -e '/'"$found1fullmac"'/!s/eth1/'"found1eth"'/' > /etc/udev/rules.d/70-persistent-net.rules

I would like to replace $found1fullmac with two variables representing line numbers to exclude from the replacement.

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General :: Compare The Files Differences Between 2 Virtualbox Snapshot?

May 20, 2011

How to compare the files differences between 2 virtualbox snapshots?

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General :: Compare Files And Pull Out Required Data?

Nov 10, 2010

I have 2 files to compare and then print out information that match a certain pattern. I know basic scripting and was heading down the path of merging the 2 files together but this is the wrong approach. Would really appreciate a script that can do what is required:

file 1 contains dates, times and ID's:
2010-10-28 10:42 5939697357
2010-10-28 11:56 5919543491

[code]...

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General :: Compare Directory/files In Two Different Linux Boxes?

Apr 5, 2011

How can I use diff to compare the files of similar directories on to diferent linux boxes.

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General :: Compare Directory Structure Without Matching Data In Files

Jul 22, 2010

What is the best and simplest way to compare two directory structures without actually comparing the data in files. This works fine:
diff -qr dir1 dir2
But it's really slow because it's comparing files too. Is there a switch for diff or another simple cli tool to do this?

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General :: Shell Scripting - Compare Strings From Two Different Simple .txt Files?

Jul 29, 2010

what command is to be used to call strings from other files to the script and then comparing strings from two different files in the script to check if strings are matched then return the result to another script.

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General :: Remove Lines From A Syslog Text File That Have Duplicate Strings

Mar 17, 2011

Trying to remove lines from a syslog text file that have duplicate strings

Mar 10 06:51:11[http-8080-1] INFO com.MYCOMPANY.webservices.userservice.web.UserServiceController [u:2533274802474744|360] Authorize [platformI$tformIdAndOs=2533274802474744|360, userRegion=America|360]

then a few lines down

Mar 10 06:52:03 [http-8080-1] INFO com.MYCOMPANY.webservices.userservice.web.UserServiceController [u:2533274802474744|360] Authorize [platformI$tformIdAndOs=2533274802474744|360, userRegion=America|360

got the same thing in terms of a u: number but the issue is I need to remove duplicates and just leave one and the file has multiple duplicates of different u: numbers and it's 14,000 lines long. can anyone tell me if I can use awk? sed? or sort for something like this to? removing lines that have a certain string in there that's a duplicate.

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General :: Sed - Append Four Commas ',,,,' At The End Of Lines Containing The Pattern 'Response' In A Text File

Nov 5, 2010

Using sed, I am trying to append four commas ',,,,' at the end of lines containing the pattern 'Response' in a text file with lines such as these:

6,Pulse,50,254968,14886,NA,,,,
7,Picture,8,265157,0,1,15045,2,0,15000
7,Response,1,271553,6396,1
7,Pulse,50,274969,9812,NA,,,,
8,Picture,1,290232,0,1,15045,2,0,15000
8,Pulse,50,294969,4737,NA,,,,
[Code].....

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