The count Function in RIn R, count() lets you quickly count the unique values of one or more variables: df %>% count(a, […] April 6, 2023 in R Language tagged group / by / frequency / count / summarize by Mike
SQL Server COUNT DISTINCTYou can count the number of unique values in a column with COUNT DISTINCT. The Microsoft Press book […] February 13, 2023 in SQL Server tagged sql / distinct / count / unique / SQL Count by Mike
Excel COUNTIF FunctionUse COUNTIF, one of the statistical functions, to count the number of cells that meet a criterion; for […] February 4, 2023 in Excel tagged condition / countifs / count by Mike
Excel Totals in TablesWhen you are working with a table in Excel you can have the aggregations calculate automatically. How can […] October 27, 2022 in Excel tagged table / count / total / sum / reference / average / Excel Tables by Mike
T-SQL Count Character OccurrencesDo you have a table in SQL Server that has a column with a string that has several […] November 16, 2021 in SQL Server tagged occurrences / character / count / char / how / many / parts / SQL Server Parsing by Mike
SQL Count NULLsHow many NULLs are there in a column? What would the SQL query be? For small tables you […] November 12, 2021 in SQL Server tagged count / null / SQL Count by Mike
SQL Server Count DuplicatesYou may have a need to count the number of duplicates in a column. Perhaps you want to […] November 12, 2021 in SQL Server tagged duplicates / count / duplicate / SQL Count by Mike
SQL Server COUNTIn T-SQL, COUNT returns the number of items in a group. COUNT works like the COUNT_BIG function. The […] February 16, 2018 in SQL Server tagged sql / distinct / count / SQL Count by Mike
SQL Server Finding String LengthSuppose you have a table with a column that needs some data validation performed on it. The data […] October 10, 2017 in SQL Server tagged length / count / order / string / data validation / max / longest / shortest by Mike
SQL Server Duplicates Part 1When working with databases you will often need to check if there are any duplicates in your tables. […] May 7, 2017 in SQL Server tagged duplicates / count / SQL Server Duplicates by Mike
Notepad++ Text EditorMost computer programmers use more than one text editor. I have Notepad++, Sublime Text, Atom and Visual Studio […] March 3, 2017 in Text Editors tagged editor / text / count / newline / words / crlf by Mike