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0
votes
1answer
22 views

assign string components into variables [duplicate]

Looking for a smarter way to do something I'm doing already. I have a string: "firstbit.secondbit.thirdbit.fourthbit.fifthbit.sixthbit" The content between the periods changes, but the delimited ...
4
votes
3answers
50 views

Split file by number of lines including header in each one

I need to split a .txt file into smaller ones containing 100 lines each, including the header. I don't know if this is relevant, but the original file is delimited like this: COLUMN1 | COLUMN2 | ...
3
votes
2answers
37 views

pipe process output to command split by line and whitespace

On the system I'm using I often need to cancel jobs I run. I can check my jobs like this: $ showq|grep jquick 2001744 jquick Running 120 00:08:26 Mon Apr 11 11:06:02 2002020 ...
1
vote
1answer
27 views

Split large log file into pieces based on date

I am trying to work out a Linux command to split a large log file into pieces based on date. Using ...
1
vote
1answer
33 views

Split text file in random halves based on category

I have a text file that looks like this: n03250847/n03250847_0.JPEG n03250847 n03250847/n03250847_1.JPEG n03250847 ... n03250847/n03250847_499.JPEG n03250847 ... n03255030/n03255030_0.JPEG n03255030 ...
2
votes
2answers
65 views

Split File into 10 files with unique item in each file and maximum line number limit in each file

I have a huge file (more than 2M records in it). Here is my requirement: Initially, break the one big file up in to 10 smaller files. The files should be formatted as follows: ...
1
vote
1answer
36 views

How to set csplit output filenames by pattern?

Is there a way to set output names of csplit through the pattern? I want to split the ssh-config by hosts to corresponding files. If there is a solution without csplit I'm happy as well.
4
votes
1answer
49 views

Split file and know how many files were generated

I'm using the following lines to split a file into smaller parts: split --line-bytes=100M -d $input $output/FILENAME echo "$input was split into ??? 100MB files." >> demo.log After that, I ...
0
votes
1answer
30 views

splitting a tar

I was tossed into Linux at work and have no experience with it what so ever. The guy that's training me gives me little tasks to figure out as I go, and I'm stuck. Today he told me to tar a file and ...
0
votes
1answer
23 views

Split a large file into unique files [duplicate]

I have huge file 100M, that has the text (few lines below,) stack of lines are unique scaffold1_, scaffold2_ and on. I would like to have a new file that is specific to each scaffold.1...txt tried ...
0
votes
2answers
50 views

Bash: split multi line input into array

I've got a file with strings and base64 encoded data over multiple lines, that are sepearated by a comma. Example: 1,meV9ivU4PqEKNpo5Q2u2U0h9owUn4Y8CF83TTjUNWTRQs7dEgVxnsMgf4lvg9kvxcIaM3yB4Ssim ...
0
votes
1answer
67 views

Split string into array and print each element on a new line with commandline

I'm having a String which is seperated by commas like a,b,c,d,e,f that I want to split into an array with the comma as seperator. Then I want to print each element on a new line. The problem I'm ...
1
vote
4answers
147 views

Split comma separated list ignoring commas within matching {}

I want to split a csv, but ignore any commas within matching curly brace groups, and loop through each of the list members. The code below works great but does not consider commas within curly brace ...
1
vote
1answer
76 views

split file into multiple pieces

Problem: given a file samplein, it can be split up into multiple pieces as follows: $ cat samplein START Unix Linux START Solaris Aix SCO $ awk '/START/{x="F"++i;}{print > x}' samplein $ ls F* ...
5
votes
2answers
217 views

split a string into path and application

If I have a string such as /home/user/a/directory/myapp.app or just /home/user/myapp.app how can I split this so that I just have two variables (the path and the application) e.g. ...
2
votes
1answer
46 views

Sanity check (MD5 sums) fails after joining a file

I'm having a problem passing a sanity check, when combining a split file back to its original state even if it tarred with atime-preserve. Example below. filename=FILENAME newfilename=FILENAME2 ...
14
votes
11answers
1k views

Bash script: split word on each letter

How can I split a word's letters, with each letter in a separate line? For example, given "StackOver" I would like to see S t a c k O v e r I'm new to bash so I have no clue where to start.
3
votes
4answers
120 views

Split columns based on patterns in fields

Example: I'd like to split $2 in input file, putting a tab after pattern surname Input: name surname1 name surname30000 name surname456 Desired output: name surname 1 name ...
3
votes
1answer
54 views

How to split images using ImageMagick?

I have an image which contains multiple images in it. I want to split the image into multiple image files, one file per image. How do I do this using ImageMagick? I have attached a sample image file. ...
0
votes
1answer
45 views

Search for a pattern in a file and move it to the new files one by one

I am trying to search for a particular pattern in a file and move it to a new files one by one. I am a noob and I tried sed -n 's/CREATE PROCEDURE/,/END ;/p' File It is again printing the same file. ...
1
vote
5answers
49 views

split the content of a specific column

I need to split the content of the second column of my file into 2 columns, for example: Id allele id2 30 TC 12 211 GG 12 327 AA 13 688 TC 15 760 TT 18 868 CC ...
3
votes
2answers
121 views

How to split a file by counting digit numbers within a row?

I have a file with 45000 character within each line and I I want to split the original file based on specific numbers of character within a line. as an small example my input file looks like: ...
4
votes
2answers
258 views

split a large file to new file with unique file names

I need to split a file into unique file names. I can do it with sed command eg, sed -n '/scaffold135_/w 135-scaf.txt' input file.txt but it's time consuming so I need a smart way to do it faster. ...
0
votes
0answers
74 views

unix file split resultant files suffix should start with 1 instead of zero

I want split a file based on record count but the resultant split file name suffix should start with "1" instead of "0". Is there a simple way I can achieve this?
1
vote
0answers
24 views

How to save/reload split windows in vim?

How do I get the same split-settings back if I exited vim with :qa?
1
vote
2answers
44 views

Split file in two on line before pattern

This is an almost identical question to split file into two parts, at a pattern but instead of having the lines up to XYZ in file1 in the example file.txt: ABC EFG XYZ HIJ KNL I want to have the ...
8
votes
8answers
813 views

Split text file into lines with fixed number of words

Related, but no satisfactory answers: How can I split a large text file into chunks of 500 words or so? I'm trying to take a text file (http://mattmahoney.net/dc/text8.zip) with > 10^7 words all in ...
1
vote
1answer
118 views

split not working as required?

I want to split a file into 'n' chunks, the suffixes should be of 'a' length and should using numeric suffixes starting from number 'd'. e.g. n = 10, a=4, d=5, As all options look correct and I tried ...
8
votes
4answers
816 views

Splitting file for every 10000 numbers ( not lines )

I have a file that looks like the following: chr19 61336212 + 0 0 CG CGT chr19 61336213 - 0 0 CG CGG chr19 61336218 + ...
1
vote
2answers
38 views

Why doesn't GNU Screen split show up for remote user?

I have a screen session running on my local machine: ~/test@example.com$screen -S pair Then, turn on multiuser: ctrl-a:multiuser on Finally, allow the user pair to connect to the session: ...
2
votes
4answers
203 views

Need to print the matching lines in different file

For example, I have data like this 1111111 test1 test2 test3 1111111 block 1 block 2 block 3 1111111 page1 page2 page3 I would like to print the content as different files as shown below. Test1 - ...
2
votes
3answers
318 views

Split binary data of fixed byte offset by byte position?

I have binary data which I review by xxd -ps in hex format. I notice that the byte distance is 48300 (=805*60) bytes between two headers where the separator is fafafafa. There is the beginning of ...
0
votes
1answer
100 views

Which version of split supports flag -p?

This command does not work in GNU Coreutils split, split of Cern Linux 5 (Redhat) and BSD (Apple Yosemite 10.10.3): split -p'\0' input.txt where input.txt is masi\0hello\0world. Some comments ...
8
votes
7answers
1k views

How to efficiently split up a large text file wihout splitting multiline records?

I have a big text file (~50Gb when gz'ed). The file contains 4*N lines or N records; that is every record consists of 4 lines. I would like to split this file into 4 smaller files each sized roughly ...
0
votes
1answer
93 views

Splitting a file using perl

I have a csv file and like to split the file into smaller files based on column matching in the file using perl. I am new to perl. I am working on Linux Rhel6. example: fruit1, ...
0
votes
2answers
57 views

CentOS 6 Partitioning Root Drive

I have recently installed CentOS (into a machine with only one hard drive) and I would like to know how to Partition the main hard drive into two. As it is a fresh install there is no data to lose ...
6
votes
6answers
2k views

split file into two parts, at a pattern

How to split a large file into two parts, at a pattern? Given an example file.txt: ABC EFG XYZ HIJ KNL I want to split this file at XYZ such that file1 contains lines up-to XYZ and rest of the ...
1
vote
1answer
158 views

splitting an image into multiple pieces

I have an image as below. It is 2579*2388 pixels. Lets assume that it's bottom left corner is at 0,0. From that image I want to create multiple images as follows and save them in the working folder. ...
5
votes
4answers
3k views

Split single string into character array using ONLY bash

I want to split 'hello' into h e l l o in an array using only bash, I could do it in sed with sed 's/./& /g' but I want to know how to split a string into an array in Bash when I do not know what ...
2
votes
1answer
194 views

How to split file and save parts to multiple locations?

How do I split a large file into multiple smaller chunks and write each part of it into separate locations? split command seems to only output all the files into one location. The context I need to ...
0
votes
1answer
94 views

VIM switching between split buffers

i tried to split a vim in 2 buffers with 2 different files vim file1.txt :sp file2.txt but ctrl + w is not working to switch between them. giving below error E486: Pattern not found: ...
0
votes
1answer
200 views

How should I split a string with no spaces in vim script?

How should I split a string with no spaces in vim script? All the options which I see are to split a string with spaces. I even tried split(string_name) without a delimiter , but it doesn't work.
0
votes
2answers
79 views

Cut a string up to a certain character [closed]

I've searched the site and I've seen similar questions but I couldn't get them to work. I tried to follow: Splitting a string up to a specific location but it didn't work. I working with Korn. I ...
1
vote
1answer
62 views

file (vdi) increase (at double) size after split and then cat operation

I'd splitted a vdi file with 7 gigabytes and then joined with cat command. The file works normally on VBox, but get 14 gigabytes after be re-joined. The exact operation was: $ split -- bytes=2000M ...
3
votes
0answers
333 views

Splitting ddrescue output image into 2 files

My ext4 disk crashed and I'm using ddrescue to try to rescue it. However the crashed disk is 3tb, and I only have another 3tb drive for the image file. I assumed that this image file will be too big ...
1
vote
1answer
262 views

split line based on space and delete the second part

I have a big file >fid|29290408|locus|VBIEntCas2262_0001| Phosphoglycolate phosphatase (EC 3.1.3.18) [Enterococcus casseliflavus EC20] ...
0
votes
1answer
117 views

Tar Create and Split files into subdir

I have this command: tar -cf - input/* | split --bytes=1m Which splits my huge gz files into small ones. This works fine. However I want the output (the small files) to be created in the input/ ...
4
votes
0answers
152 views

screen & xterm: how to select text with the mouse in one only pane when window is divided vertically

Interestingly enough, this has also been a tmux issue for some: http://daemonforums.org/showthread.php?t=7311 But currently I am sticking to screen, and I'd like to know how I can make screen ...
6
votes
4answers
995 views

How to split text between separator into multiple files?

I have a text file contaning the following: "random textA" "random random textB" The separator is " How can I split the containt into multiple file as follow using a bash command? File 1 : ...
4
votes
2answers
3k views

How to split an image vertically using the comand line?

So, say I have a large 800x5000 image, how would I split that into 5 separate images with dimensions 800x1000 using the command line?