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[4]: 114 A DataFrame is a 2-dimensional data structure of rows and columns, similar to a spreadsheet, and analogous to a Python dictionary mapping column names (keys) to Series (values), with each Series sharing an index. [4]: 115 DataFrames can be concatenated together or "merged" on columns or indices in a manner similar to joins in SQL.
Excel pivot tables include the feature to directly query an online analytical processing (OLAP) server for retrieving data instead of getting the data from an Excel spreadsheet. On this configuration, a pivot table is a simple client of an OLAP server.
Excel for the web is a free lightweight version of Microsoft Excel available as part of Office on the web, which also includes web versions of Microsoft Word and Microsoft PowerPoint. Excel for the web can display most of the features available in the desktop versions of Excel, although it may not be able to insert or edit them.
Senate Democrats held a closed-door election Tuesday morning to name who would fill their top leadership posts for the next two years, most notably filling the No. 3 position held by a retiring ...
A man found 4-month-old and 5-month-old baby girls in a ditch outside his Indianapolis home after they were kidnapped in a vehicle earlier in the day.
From January 2008 to December 2012, if you bought shares in companies when Gary G. Benanav joined the board, and sold them when he left, you would have a 48.8 percent return on your investment, compared to a -2.8 percent return from the S&P 500.
Art Evans, a film and television actor known for his roles in “Die Hard 2” and “Fright Night,” died Dec. 21. He was 82. Evans’ death was confirmed to Variety by publicist Erica Huntzinger.
The strings over an alphabet, with the concatenation operation, form an associative algebraic structure with identity element the null string—a free monoid. Sets of strings with concatenation and alternation form a semiring , with concatenation (*) distributing over alternation (+); 0 is the empty set and 1 the set consisting of just the null ...