unique-CodePudding

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09-14databasePython function to count the number of unique values in a df column, the output must be a df. NOTE:
09-13Mobileunique words by group
09-12databaseHow to create new column with nuniqe values per ID in other column and do not count defined value in
09-09OSHow to count similar groups of items in a list using Excel, filtered by multiple conditions?
09-07Software designHow to find out new index of the element in a vector after using std::unique
09-06databaseGet Unique name list from name range
09-05databaseCheck if there are duplicates elements in a flat list contained in a pandas serie
08-30OSCreate sequential unique id for each group
08-30Software designerror 1004 unable to get the unique property of the worksheetfunction class
08-27NetExcel return nth value from table
08-26Software engineeringI need the loop to stop once 5 unique integers are entered into the list. The program runs but it do
08-26BlockchainSQL - Identify unique person in a customer table with several customer ids, phone numbers and email
08-24Netmysql CHECK constraint on multiple columns and values
08-21NetError message for Non UNIQUE entries in PHP and SQL
08-20OSHow to find index of the first unique elements in Pandas DataFrame?
08-19MobileHow to find index of unique elements in Pandas DataFrame?
08-16BlockchainValidate uniqueness in node.js with Joi
08-05NetCumulative sum of unique values based on multiple criteria
08-04databasehow to determine the number of unique values based on multiple criteria dplyr
08-03Back-endI'd like to get a unique of a series of a dataframe while preserving its index
08-01BlockchainUnique nested dictionary from the 'for' loop Python3
07-26databaseAdd missing timestamps for each different ID in dataframe
07-25Back-endGenerating a unique 10 digit phone number
07-24MobileCan I rely on Go's `crypto/rand` package to give me unique random string?
07-20Software engineeringHow do I create a unique indicator in SQL based on subset of columns?
07-19databasecalculate frequency of unique values per group in R
07-19databaseCreate a dataframe with all observations unique for one specific column of a dataframe in R
07-17otherPostgresSQL: Validate specific value exists once in the column
07-12Back-endExcel - Count Unique and Filtered Values
07-12databaseHow to assign unique values (e.g. increasing numbers) to repeating column values in R?
07-12front endmysql select all records where ColumnA = X but ColumnA has no other value
07-10Enterpriseefficient way of getting unique values by comparing columns in two dataframes pandas
07-08Software engineeringSQL Join Having Group By Count
07-05Software designFind unique values in a column minus values that are in vector
07-04EnterpriseKeep vector elements or matrix columns that only appear once
07-04Back-endPandas.DataFrame - create a new column, based on whether value in another column has occur-ed or not
07-03front endunique constraint on window function output
07-03MobileTry to find unique numbers in a long list, and return them in order. (prev. version did not work)
07-02databaseHow do I count two unique values in one column based on another?
06-30EnterpriseCreate a unique ID based on 2 columns of data in Sheets

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