How to catch duplicate entries in text file in linux
10174
How to delete duplicate lines in a file without sorting it in Unix?
93925
How to create an array of unique elements from a string/array in bash?
20429
How to avoid duplicate entries in .bash_history
7005
Removing duplicate strings from an array?
3910
How can I remove duplicates in my .bash_history, preserving order?
11271
find difference between two text files with one item per line
148417
How do i find out lines of a file that are not present in another file?
26399
Comparing two text files
52581
index() match() join() I want to show all duplicate results disregarding their order
51721
How to use awk to print nth column and remove duplicates?
5664
How can I extract/change lines in a text file whose data are separated into fields?
6965
Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
32468
How to remove duplicate entries in dash?
116258
Count number of occurrences of a pattern on same line
146689
How do I count the number of occurrences of a word in a text file with the command line?
157871
Techniques for finding near duplicate records
103134
Remove duplicate $PATH entries with awk command