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Questions tagged [file-manipulation]

219 questions
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Copying files from a series of directories based off a list in a text file

I am attempting to use either rsync or cp in a for loop to copy files matching a list of 200 of names stored on new lines in a .txt file that match filenames with the .pdbqt extension that are in a series of subdirectories with one parent folder.…
proteinmodels
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Renaming Files in a Directory From List using R

I want to use a csv file with old file names and their new file names to rename files in a directory using R. I am quite the amateur in R but I'm hoping someone can help. I've tried to create two character vectors with the names to compare. I…
Mission Critical Dev
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Writeline() add empty line at end of file [Python]

This is my code to delete last line of file but after rewriting it to the same file there is an extra empty line that exist. lines = open('file.csv', 'r').readlines() del lines[-1] open('file.csv', 'w').writelines(lines) Notice that initial file…
bumbumpaw
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manipulate bulk of 1000+ images

Hi all I will be glad to get some help with windows batch script file to manipulate images, I am migrating from old software, it used to save the files in folder and each file had its own user id (e.g. 10050.jpg) I have like 1000 of these images, I…
JavaSheriff
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How can I delete a file that doesn't have a matching file with a different extension

It's a bit hard to expliain, but I'm looking for a relatively easy bash script that can delete a file if it doesn't find a file of the same name that is an mp4. Essentially I have files like: S01E02 - Name of Episode 2.description S01E02 - Name of…
Zach Dokuchic
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Python Pandas: Compare two CSV files and delete lines from both the file by matching a column

We need to delete lines from both of the files if the value of the first column is not present in the other file. Lets consider two CSV files: file1.csv: yrdi_391 111 1.11 1.0 1.1 111.0 yfyrn_9132 222 2.22 2.0 2.2 …
RandomCoder
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awk/sed solution for printing only next line after it matches a pattern

I have multiple files in a folder. This is how a file look like File1.txt ghfgh gfghh dffd kjkjoliukjkj sdf ffghf sf 898575 sfkj utiith ## my data to be extracted I want to extract the line immediately below "##" pattern from all the…
akang
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Linux File Manipulation

I have been trying to manipulate a file using tr and have a task on removing all punctuation in one file and moving the contents into another. cat file1 | tr --delete [:punct:] | cp file1 file2 When this command is used I'm returned with a preview…
Samuel Langley
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How to delete a file from the working directory in Julia?

How do I delete a file from my current directory in Julia? Is there a direct function like file.remove() in R?
Ashrith Reddy
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Call a PHP file from another one multiple times (+ file reading)

What I am trying to do is read a value from blankVoteOB.txt, delete the value and repeat this process multiple times. blankVote.php global $cur_random; for ($i=0; $i<2; $i++){ include 'readWriteRandomBV.php'; $random[$i]=$cur_random; …
Mag
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Remove a block of code present in a file inside curly braces in UNIX

I have a file from which I want to remove a block of code present inside { }. I tried using the command sed '/method2/,/}/d' filename.txt but the problem I have is I have other } inside the block I want to remove and my command removes only till the…
MasterOfNone
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How to use "append" command on specific position in a text file using Visual Basic?

Text file: test1 test2 test3 test4 I want to write after "test2" - something. I tried first time to open the file and I read the position where is test2. After that I opened the text file in Append format but I don't know how to write on specific…
Pop Adrian
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How to filter Unicode characters

I have a file containing a list of Unicode characters which (due to a copy paste fail) also has the hex code every 16 characters e.g. Ս Վ Տ 0550 Ր Ց Ւ Փ Ք Օ Ֆ ՗ ՘ ՙ ՚ ՛ ՜ ՝ ՞ ՟ 0560 ՠ ա բ գ with the 0550 and 0560in the middle. I want to make a…
caird coinheringaahing
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Copy files from multiple folders with including folder name in Linux

I have multiple sub folders e.g.: ls ./ F1 F2 F5 F8 F12 ... Each folder contain file "file.txt" How to copy all file.txt files to main folder containing folder name? cp ./F1/file.txt ./file_1.txt cp ./F2/file.txt ./file_2.txt ...
Pasi
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Row manipulation in files, bash

I have a file called SSH which contains two lines of information. It looks like this: src=192.168.60.111 ttl: 64 last_seen: 4295187854 oldest_pkt: 16 4295157111, 4295168442, 4295172078, 4295172078, 4295172328, 4295172328, 4295172829, 4295172829,…
Louise
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