sdiff command in linux is used to compare two files and then writes the results to standard output in a side-by-side format. It displays each line of the two files with a series of spaces between them if the lines are identical.
How do I compare two files in Linux?
Comparing files (diff command)
- To compare two files, type the following: diff chap1.bak chap1. This displays the differences between the chap1. …
- To compare two files while ignoring differences in the amount of white space, type the following: diff -w prog.c.bak prog.c.
Which command is used to compare two files?
cmp command in Linux/UNIX is used to compare the two files byte by byte and helps you to find out whether the two files are identical or not.
What does 2 mean in Linux?
38. File descriptor 2 represents standard error. (other special file descriptors include 0 for standard input and 1 for standard output). 2> /dev/null means to redirect standard error to /dev/null . /dev/null is a special device that discards everything that is written to it.
How do you compare text files for differences?
How to Compare Document Text Using Windows 10
- In the search box on the toolbar type Word. …
- Select Word from the search options. …
- On the MS Word toolbar click Review. …
- In the Review menu, click Compare. …
- From the two options available, select Compare…
Which command is used to display and create files?
Explanation: As cat command is also used to create files, so if we want to create a file with the same filename which already exists in the directory then the existing file will be overwritten.
How do I compare two windows command prompt?
The fc (file compare) command is used to compare two files to one another. Once fc is run and completed, it returns lines that differ between the two files. If no lines differ, you will receive a message indicating as such.
How do you sort files in Linux?
How to Sort Files in Linux using Sort Command
- Perform Numeric Sort using -n option. …
- Sort Human Readable Numbers using -h option. …
- Sort Months of an Year using -M option. …
- Check if Content is Already Sorted using -c option. …
- Reverse the Output and Check for Uniqueness using -r and -u options.
What is 2 in bash script?
File descriptor 1 is stdout and File descriptor 2 is stderr . Using > to redirect output is the same as using 1> . This says to redirect stdout (file descriptor 1).