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Questions tagged [file-comparison]

File comparison is the act of comparing one file's properties with another's.

Use this tag for questions related to comparing the size, content, etc. of two or more files.

146 questions
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Compare two version of files and apply changes to older file

I've been searching & googling a lot about this question, and I already know how to compare two files (hashes, checksums, etc.). But it's not quite what I need. What I need is described below. Lets assume I have a file and I've backuped it. Later…
GaaRa
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Comparing two files using perl md5

I wanted to run a code that continuosuly checks if a file exits if it exists then checks the files' MD5 against the previous MD5 . If there is some changes then it executes some code. But the perl MD% seems to be changing every time I call the…
Dexters
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How to match similar filenames and rename so that diff tools like Beyond Compare see them as a pair to perform a binary comparison?

I'm looking for the best approach to comparing files that I believe are identical but which have different filenames. Comparison tools like BeyondCompare are great but they don't yet handle different filenames - when comparing files in separate…
therobyouknow
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How can I compare two files with same content but with different Host OS?

I am comparing two jar files that has the same content but they have different Host OS ( UNIX / FLAT ), as a result they get different CRC. How do I compare them without extracting them ? I do not want to extract the jar file because actually the…
Unkown
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.NET Library for merging files

Do You know any .net library that can be used for comparing and especially merging of two files (like .pst) - would be the best if open-source or inexpensive.
michal zygula
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How to compare two huge text files (more than 50gb each)?

I have 2 huge text files and want to find the difference between them? What is the fast command/ utility/ or script to do this job? I try using unix diff but, it failed for huge files. It show me "Permission Denied" Also, I try unix bdiff (as I…
sara
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SQL Job Step to Compare File Names

I have a folder which gets populated automatically with text files with names of SQL functions. I have another folder at a set location that has all the actual SQL functions in them. What I'm trying to do is come up with a SQL job that will look…
Aerobane
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Are two File pointing to the same file?

I want to make sure that two java.io.File are not pointing to the same file, I have tried various methods, and finally found a way, but I want to make sure there is no loophole around it. it's important because I am trying to write a program to…
hanbin615
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Compare local file and cloud file (using Dropbox with DropNet lib)

in C# I'm creating a client to sync local files and Dropbox folder, using DropNet lib. If the same file is present both in the cloud and in the local folders, how do I check if they are equivalent, or which of the two is more up to date? If I…
T. Phanelly
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Eclipse (3.5) how to compare files horizontally?

Normally Eclipse 'File Compare' compares files in vertical panels like: Is there a way I can compare them horizontally like: Compare using Horizontal Panel http://www.sqlservertool.com/images/ad_hex_diff_small.gif Its too tiring to scroll everytime…
lud0h
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Batch file compare returning 0 when files are different

I use a scheduling system on a Windows 2003 server that requires batch files to run different jobs. I have one job that checks if a file exists, compares that the file is not empty, then does something based on the results. Each time I run this,…
MikeL
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How to find extra lines by comparing two files using php?

I have two files. First one has 482 lines. Second one has only 519 lines. I would like to find extra lines by comparing two files using php. Lets say my first file has lines like this Mango Orange Cherry Apple Blackberry And lets say my second…
Giri
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GUI XML Comparison tool that parses the XML before diffing for Linux

I am looking for an XML comparison tool that will parse the XML before diffing for Linux (RHEL 5.7, Gnome). The files that I am diffing are 99% different in a line comparison but 85% the same after parsing. I have found ExamXML Pro which appears…
user1161495
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Is there a way to display the progress of filecmp.dircmp in Python?

I would like to have a progress bar like tqdm or progress that is changing as dircmp is comparing two directories for left_only, right_only and diff_files. Is this possible? I have tried to use tqdm with a for loop and writing them to a list but it…
PaddyBomb
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compare two files at key level (id) and display the differences at column level

I am looking for a way to compare two files at a key level (id) and display the changes at the column level file_1.txt id|description|name|date 1|Row 1|a|2019-06-15 00:20:15:00 2|Row 2|b|2019-06-16 15:18:10:00 3|Row 3|c|2019-06-17…
tech_sms169
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