There are two files called "a.txt" and "b.txt" both have a list of words. Now I want to check which words are extra in "a.txt" and are not in "b.txt". I need a efficient algorithm as I need to co...

With Python I can do the next: equals = filecmp.cmp(file_old, file_new) Is there any builtin function to do that in go language? I googled it but without success. I could use some hash functio...

There is a lot of discussion on the Internet about how to compare files in PowerShell. For example: Comparing folders and content with PowerShell, StackOverflow, 2011 Easily Compare Two Folders by...

I have a String "ABCD" and a file test.txt. I want to check if the file has only this content "ABCD". Usually I get the file with "ABCD" only and I want to send email notifications when I get anyth...

Is there a way to start new file comparison in an existing meld instance with a command line (like terminal) or programmatically. For example, following two commands start two instances of meld ...

Good file comparison tools were already discussed to the pain, but my problem is more exotic. Is there any visual text comparison tool (like WinMerge) that would allow me easily do visual compariso...

In Ruby 1.8, I would call File.compare() from the "ftools" library to easily compare the contents of two files. However, in Ruby 1.9, "ftools" is replaced by "fileutils", which doesn't have a "com...

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 imp...

The Python 2 docs for filecmp() say: Unless shallow is given and is false, files with identical os.stat() signatures are taken to be equal. Which sounds like two files which are identical exce...

Every time I use the Windows comp command, a message containing: Compare more files (Y/N) ? is shown. Can I avoid it by typing N by default? thanks

Due to some SVN movement I got disconnected from SVN while I was in middle of a fairly large enhancement. Now I have my current workspace (with changes and disconnected from SVN) and new wor...

When versioning or optimizing file backups one idea is to use only the delta or data that has been modified. This sounds like a simple idea at first but actually determining where unmodified data ...

What would be the best approach to compare two hexadecimal file signatures against each other for similarities. More specifically, what I would like to do is to take the hexadecimal representatio...

Possible Duplicate: Tool to compare large numbers of PDF files? I am in the classic scenario where the business gives you a bunch of new pdf forms for the new year with no revision no...

I created a simple "Hello World" application in VS2005. It's a straight-forward console application; it only contains the following lines: Console.WriteLine("Hello World"); Console.ReadLine(); W...