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Tag RSS Feed: duplicates
Tue, 10 Nov 2009 00:57:59 +0000
60
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How to find duplicate records in MySQL across multiple columns
https://answers.oreilly.com/topic/622-how-to-find-duplicate-records-in-mysql-across-multiple-columns/
We have a MySQL 4 table of authors with separate first name and last name columns. I wanted to get a list of all possible duplicates (authors in the table with the exact same first name and last name...
Tue, 10 Nov 2009 00:57:59 +0000
https://answers.oreilly.com/topic/622-how-to-find-duplicate-records-in-mysql-across-multiple-columns/
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How to Reduce Duplicate Content Issues
https://answers.oreilly.com/topic/540-how-to-reduce-duplicate-content-issues/
Duplicate content is sub-optimal and can result in a lower ranking. The following excerpt from The Art of SEO can help you identify, diagnose, and cure your duplicate content issues.
Duplicate cont...
Mon, 02 Nov 2009 20:29:36 +0000
https://answers.oreilly.com/topic/540-how-to-reduce-duplicate-content-issues/
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How to remove duplicate lines with regular expressions
https://answers.oreilly.com/topic/503-how-to-remove-duplicate-lines-with-regular-expressions/
There is a variety of software (including the Unix command-line
utility uniq and Windows PowerShell
cmdlet Get-Unique) that can help you remove duplicate lines in a file or
...
Fri, 30 Oct 2009 16:35:03 +0000
https://answers.oreilly.com/topic/503-how-to-remove-duplicate-lines-with-regular-expressions/
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How to Avoid Duplicate Entries in a Column with Excel
https://answers.oreilly.com/topic/386-how-to-avoid-duplicate-entries-in-a-column-with-excel/
I take inbound calls at a tech-support center, and we track the various callers by recording their phone number in a spreadsheet. The number of different callers is supposedly vital information, and m...
Mon, 12 Oct 2009 20:15:08 +0000
https://answers.oreilly.com/topic/386-how-to-avoid-duplicate-entries-in-a-column-with-excel/