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  2. Apache Spark - Wikipedia

    en.wikipedia.org/wiki/Apache_Spark

    The Dataframe API was released as an abstraction on top of the RDD, followed by the Dataset API. In Spark 1.x, the RDD was the primary application programming interface (API), but as of Spark 2.x use of the Dataset API is encouraged [3] even though the RDD API is not deprecated. [4] [5] The RDD technology still underlies the Dataset API. [6] [7]

  3. pandas (software) - Wikipedia

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

    Subsets of data can be selected by column name, index, or Boolean expressions. For example, df[df['col1'] > 5] will return all rows in the DataFrame df for which the value of the column col1 exceeds 5. [4]: 126–128 Data can be grouped together by a column value, as in df['col1'].groupby(df['col2']), or by a function which is applied to the index.

  4. B-tree - Wikipedia

    en.wikipedia.org/wiki/B-tree

    Reading and searching the first (and only) block of the aux-aux index which is the root of the tree identifies the relevant block in aux-index in the level below. Reading and searching that aux-index block identifies the relevant block to read, until the final level, known as the leaf level, identifies a record in the main database.

  5. Explainer-How Trump could bypass the Senate to install his ...

    www.aol.com/news/explainer-trump-could-bypass...

    By Andy Sullivan. WASHINGTON - President-elect Donald Trump has said he might install his picks for top administration posts without first winning approval in the U.S. Senate.

  6. Jay-Z Accused Of Raping 13-Year-Old Girl With Diddy As ...

    www.aol.com/jay-z-accused-raping-13-011720464.html

    Jay-Z is accused in a lawsuit of raping a 13-year-old girl with fellow music mogul Sean “Diddy” Combs. The lawsuit was first filed in October but did not list Jay-Z, whose given name is Shawn ...

  7. Jaro–Winkler distance - Wikipedia

    en.wikipedia.org/wiki/Jaro–Winkler_distance

    In computer science and statistics, the Jaro–Winkler similarity is a string metric measuring an edit distance between two sequences. It is a variant of the Jaro distance metric [1] (1989, Matthew A. Jaro) proposed in 1990 by William E. Winkler.

  8. 7 of the most famous American investors - AOL

    www.aol.com/finance/7-most-famous-american...

    The idea here is that markets can create their own successes or failures merely through the belief of investors. So, if investors continue to fund a money-losing business through tough times, they ...

  9. GNX (album) - Wikipedia

    en.wikipedia.org/wiki/GNX_(album)

    Kendrick Lamar released his fifth studio album, Mr. Morale & the Big Steppers, on May 13, 2022, to critical and commercial success. [7] [8] After concluding The Big Steppers Tour in March 2024, [9] Lamar shared on social media that he had purchased a vintage, limited-run 1987 Buick Grand National Experimental (GNX), [10] the same model that his father used to take him home from the hospital ...