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  2. pandas (software) - Wikipedia

    en.wikipedia.org/wiki/Pandas_(software)

    [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.

  3. Data transformation (computing) - Wikipedia

    en.wikipedia.org/wiki/Data_transformation...

    In computing, data transformation is the process of converting data from one format or structure into another format or structure. It is a fundamental aspect of most data integration [1] and data management tasks such as data wrangling, data warehousing, data integration and application integration.

  4. Group by (SQL) - Wikipedia

    en.wikipedia.org/wiki/Group_by_(SQL)

    A GROUP BY statement in SQL specifies that a SQL SELECT statement partitions result rows into groups, based on their values in one or several columns. Typically, grouping is used to apply some sort of aggregate function for each group.

  5. Research Shows Food Comas Are Real — and They Do More Than ...

    www.aol.com/research-shows-food-comas-real...

    Gifts, Christmas carols, seasonal decorations, and mulled wine are all great, but is there really anything better about the holidays than the abundant freedom to nap?

  6. NJ deli crafts fried ravioli Christmas trees that are fry-ing ...

    www.aol.com/nj-deli-crafts-fried-ravioli...

    They’re having themselves a cheesy little Christmas. A New Jersey deli is crafting 2-foot-tall ravioli Christmas trees — and they’re fry-ing off the shelf.

  7. Data transformation (statistics) - Wikipedia

    en.wikipedia.org/wiki/Data_transformation...

    Equation: = + Meaning: A unit increase in X is associated with an average of b units increase in Y. Equation: ⁡ = + (From exponentiating both sides of the equation: =) Meaning: A unit increase in X is associated with an average increase of b units in ⁡ (), or equivalently, Y increases on an average by a multiplicative factor of .

  8. LeBron James to miss second straight game for Lakers; JJ ...

    www.aol.com/sports/lebron-james-set-miss-second...

    The Lakers (13-11) also stumbled into the NBA Cup break with seven losses in 10 games, including a 134-93 defeat to the Heat on Dec. 4. If there are opportunities for James to take a step back ...

  9. Type conversion - Wikipedia

    en.wikipedia.org/wiki/Type_conversion

    In computer science, type conversion, [1] [2] type casting, [1] [3] type coercion, [3] and type juggling [4] [5] are different ways of changing an expression from one data type to another. An example would be the conversion of an integer value into a floating point value or its textual representation as a string , and vice versa.