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Questions tagged [file-comparison]

Compare files, either line by line, byte by byte or blocks of code.

1
vote
1answer
67 views

Compare and partly merge multiple projects without common ancestor

I'm looking for a way to compare/diff 3+ different, strongly related projects, none of which is the others' common ancestor and copy around ("merge") single chunks, and specifically test files. I do ...
0
votes
2answers
167 views

Compare three or more Word documents (*.docx)

I've seen multiple questions and answers for how to compare two Word documents, and I've seen some questions and answers for how to compare three or more raw text files, but I'm struggling to find a ...
2
votes
0answers
114 views

What are the most reliable attributes for comparing two files in order to confirm/verify they are 100% identical?

I had the following situation: I copied 5.5 TB worth of data (in total over 100,000 directories and 10 million files) from an old disk to a newly-purchased external disk. I used Ultracopier on ...
0
votes
0answers
20 views

Can Notepad++ detect WHAT exactly changed when it does File Status Auto-Detection?

Since I do all my Notepad++ work over NppFTP, I very frequently get alerts about my files having changed. Basically, as I understand it, that's because FTP retrieved the newest copy and overwrote it, ...
0
votes
0answers
294 views

Excel: Comparing 3 columns of data against 3 columns of data

I am working on a data mapping project. I have a master file that I track. Column A has the library name. This is not unique. Column B has the file name. This is also not unique. Column C has ...
0
votes
1answer
40 views

Find similar documents between two piles of documents [closed]

I am looking for ways to find similar documents between two group of text documents. I know ways to compare two files. But I am looking for ways to do that between two group of files. Let's say ...
4
votes
3answers
69 views

How to compare two files and output lines which do not appear in the first?

If I have a file A containing a list of fields: 2017-04-23 2017-04-30 2017-05-07 2017-05-14 2017-05-21 2017-05-28 2017-06-04 2017-06-11 2017-06-18 2017-06-25 And another file B containing a list of ...
0
votes
1answer
81 views

Do you know how to compare two PDF and set comment?

I know similiar questions have been asked here, but this one is different! I have to compare two PDFs of a book. One is my original and the second is the pre-print version from the publisher. The two ...
0
votes
0answers
44 views

Automate the comparison of corrupted files

After an unfortunate CHKDSK analysis which corrupted many files on a 3TB HDD (erroneously detected as 746 GB, probably because of a USB2 controler being incompatible with capacities over 2TB), I would ...
2
votes
1answer
1k views

How to check if two files are identical, within a Windows shell script?

I am writing a shell script using the Windows NT(ish) shell scripting language. (My computer has Windows 10.) I want to check if two text files are identical. If the files are identical, I want my ...
0
votes
0answers
39 views

mp3 opens as video file after recovering partition

This is a weird situation. I had a partition for media files and deleted the partition accidentally(just deleted the partition in Windows Disk Management). But I managed to recover it by software (...
0
votes
1answer
52 views

Compare binary files, ignore size mismatch

How can I compare two files and print the differences like Windows' fc does even if the files' sizes are different? I need a program for windows, cygwin programs are accepted too.
0
votes
0answers
563 views

How to Compare Files in HDDs

I made backup of my external HDD (I call it HDD1) on another HDD (I call it HDD2). The two HDD are the same physically, same model. My problem is that the HDD2 has less of the HDD1 file. Something was ...
0
votes
1answer
250 views

What are these odd characters appearing when I use P4Merge with TortoiseSVN?

When comparing files, I get these characters at the start of the diff. Image of the strange characters I'm not sure exactly what more information to provide, but will be watching this question if ...
1
vote
1answer
29 views

Document recovery dialog in MSWord

There is [Autosaved] and [Original] files in the Document Recovery dialog, which lets me to open one or both files and then save them. The problem is that the files are very large and I cannot see ...
0
votes
1answer
32 views

Comparing directories

At some point when there was a software upgrade the previous support person that I took over from made a copy of a directory to the new server for the upgrade. We've kept the old server around ...
0
votes
2answers
365 views

Software that takes an image as input and searches a specified directory for similar images

I'm looking for a program that lets me input an image and then search a directory for visually similar images (much like Google image search, except it compares the image with my the local files in ...
0
votes
1answer
3k views

How to find similarities in two text files?

Given two text files, how can I find passages that are alike? I know that I can use Meld or another diff tool to show the differences, but how to do the reverse thing? For example, here are two texts ...
0
votes
1answer
37 views

Copying files with filtering out same files

I'm having this problem. I copied bunch of files from one disk to another (around 200gb). Some files in the process didn't copy, mostly because the name was to long. So, I'm looking for a tool that ...
19
votes
4answers
4k views

How to check if two DVDs are exactly the same?

I have two DVDs and if I open the DVDs and copy the content to the HDD and compare the respective files on the HDD it shows no difference. As I know DVD does also have some additional content (this ...
5
votes
2answers
12k views

How do I compare two folders recursively and generate a list of files and folders that are different?

tl;dr and an example I'm looking for a way to compare two folders recursively and output the relative paths all files (and folders) that are different (by size or by timestamp, à la rsync). For ...
3
votes
1answer
1k views

Free file comparison tool for Windows, with simple interface similar to Kompare [closed]

There's a ton of file comparison programs, but I'm looking for something specific and haven't found it yet. I need a graphical file comparison tool for Windows, suitable for non-power users - it ...
1
vote
2answers
512 views

How can I find the differences in visually identical PDF files? [duplicate]

I have two PDF files that look the same when viewed or printed, which diff says are binary and differ. How can I find out what the differences are? I prefer an answer that will run on Mac OS X or on ...
0
votes
0answers
94 views

Directory contents comparer by file content, ignoring name

Is there an utility to compare the contents of a directory by file contents alone? I have two sets of files, most of them binary same, but some of them different; but each files of a pair have ...
9
votes
3answers
5k views

Beyond-compare wont ignore line-breaks?

I have this comparison : I want those line to be treated equal. but it showes me they are different. I already applied those settings : What am I doing wrong ?
2
votes
2answers
141 views

Check if a large file includes another (smaller) file

I have a 3MB and a 5MB text file. I want to make sure that the larger file includes all the lines that are in smaller file. The output needs to show all the lines of the smaller file not included in ...
2
votes
2answers
2k views

I want to compare 2 files down to the folders orders and contents

I want to compare two big folders – some 300 GB. I backed up my data, and I fear I might've changed some of the new copied folders contents by moving them accidentally. I want to compare the new ...
2
votes
2answers
3k views

Remove difference b/w PC and Unix Text in beyond compare

My problem is I'm try to compare two folders which are almost same but some little difference. But when I compare both of the folders then it shows difference in each file. When i open the file its ...
5
votes
2answers
8k views

Diff two files side by side, new lines on left column for no match

This has been getting the good half of my day and I am sure such a solution must exist (if not, then I am programming one), but alas, here is the question. I have two files, hpc.sorted.modules.txt ...
1
vote
2answers
3k views

How to compare two folders in Linux when they are almost the same?

Normally I use meld to compare folders, however, it is not handy when a folder has many subfolders, because I have to click into each subfolder to see if there is any difference. Is there a tool to ...
1
vote
0answers
3k views

Command-line option to compare 2 images in FastStone Image Viewer

I find FastStone Image Viewer a useful freeware to compare 2 images side by side, by selecting the images (by holding down Ctrl and clicking) in its Browser view, then pressing P. Is there a command-...
3
votes
1answer
3k views

Free WinMerge alternative with more clear line comparison [closed]

I use WinMerge to compare text files, usually alogn with TortoiseSVN. It is pretty good. The only thing which is inconvenient for me is very rough line comparison. For instance, if I have two long ...
3
votes
3answers
3k views

How do I compare the contents of two folders on a Mac?

Here's my deal in a nutshell: I use a Macbook and a PC, where I sync 2-3 large folders between the two with Windows Live Mesh. About 5 days ago my Macbook battery died, and I just upgraded to a ...
2
votes
1answer
4k views

FileZilla as local files manager - comparing files and directories on local disks

Is there a way to open local directory instead of server directory? Do you know if there is some plugin to make it avaible? I would like to use FileZilla as local file manager just to compare ...
4
votes
3answers
2k views

Identify differences between MP3 files

I have 2 old similar directory trees with MP3 files in them. I am happily using tools like diff and Rsync to identify and merge the files that are only present on one side, or are identical, I'm left ...
2
votes
1answer
281 views

Comparing files that differ by extension .php and php5

I have a situation that I need to have files with .php5 extension on the server to use php version 5, otherwise php version 4 is used (with .php extension). I started the development locally with ....
5
votes
1answer
3k views

How to configure BeyondCompare to mark newline differences as unimportant?

Newline additions in the middle of a line in BeyondCompare are marked as important. I want them to become unimportant. How to do that? Example: A: <img src="a.gif"/> B: <img src="a....
14
votes
5answers
8k views

How to compare mp3, flac audio data in a file, ignoring header data (ID3 tag) etc.?

I've backed up some audio files up in 2 places and added ID3 tags into one backup but not the other, since time has passed my own memory has faded on whether the backups are actually the same, but now ...
0
votes
1answer
165 views

File comparison, one-to-many

I need a program that allows comparing one text file to many others without having to open each one manually. This is how it would work: 1) select the file which all others will be compare with 2) ...
0
votes
2answers
597 views

Program to compare binary files

I'm looking for a freeware program that compares two binary files with each other, and can do the following things: Give a percentage of similarity Hash the files (give a few basic, as well as fuzzy ...
195
votes
17answers
403k views

How to compare the differences between two PDF files on Windows?

Do you know a good way to compare PDF files side-by-side and show the modifications between the two? I'm looking for Windows software to accomplish this. It would be great if you can post both free ...