Top "Duplicate-data" questions

The "duplicates" tag concerns detecting and/or dealing with multiple instances of items in collections.

How do I find duplicate values in a table in Oracle?

What's the simplest SQL statement that will return the duplicate values for a given column and the count of their …

sql oracle duplicate-data
How to remove duplicate values from a multi-dimensional array in PHP

How can I remove duplicate values from a multi-dimensional array in PHP? Example array: Array ( [0] => Array ( [0] => abc [1] => …

php arrays duplicate-data
How to remove duplicate values from an array in PHP

How can I remove duplicate values from an array in PHP?

php arrays duplicate-data
Best way to remove duplicate entries from a data table

What is the best way to remove duplicate entries from a Data Table?

c# .net datatable duplicate-data
Xcode duplicate/delete line

Coming from Eclipse and having been used to duplicate lines all the time, it's pretty strange finding out that Xcode …

xcode line duplicate-data
what are the fast algorithms to find duplicate elements in a collection and group them?

Say you have a collection of elements, how can you pick out those with duplicates and put them into each …

c++ algorithm elements duplicate-data
Techniques for finding near duplicate records

I'm attempting to clean up a database that, over the years, had acquired many duplicate records, with slightly different names. …

r duplicate-data duplicate-removal fuzzy-comparison
duplicate data insert in CodeIgniter

I am just inserting data in codeigniter controller part at pastebin http://pastebin.com/KBtqrAkZ public function add_product() { $this-&…

php codeigniter duplicate-data double-submit-prevention
Using grep with a pattern file: print single and duplicate entries

Let me start off by saying I don't want to print only the duplicate lines nor do I want to …

grep duplicate-data line-breaks no-match