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  2. pandas (software) - Wikipedia

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

    By default, a Pandas index is a series of integers ascending from 0, similar to the indices of Python arrays. However, indices can use any NumPy data type, including floating point, timestamps, or strings. [4]: 112 Pandas' syntax for mapping index values to relevant data is the same syntax Python uses to map dictionary keys to values.

  3. Comma-separated values - Wikipedia

    en.wikipedia.org/wiki/Comma-separated_values

    Comma-separated values (CSV) is a text file format that uses commas to separate values, and newlines to separate records. A CSV file stores tabular data (numbers and text) in plain text, where each line of the file typically represents one data record. Each record consists of the same number of fields, and these are separated by commas in the ...

  4. Data loading - Wikipedia

    en.wikipedia.org/wiki/Data_loading

    Data loading, or simply loading, is a part of data processing where data is moved between two systems so that it ends up in a staging area on the target system.. With the traditional extract, transform and load (ETL) method, the load job is the last step, and the data that is loaded has already been transformed.

  5. Array (data type) - Wikipedia

    en.wikipedia.org/wiki/Array_(data_type)

    Other languages provide only one-based array types, where each index starts at 1; this is the traditional convention in mathematics for matrices and mathematical sequences. A few languages, such as Pascal and Lua, support n-based array types, whose minimum legal indices are chosen by the programmer. The relative merits of each choice have been ...

  6. Some retailers tell consumers Trump's tariffs are a reason to ...

    www.aol.com/retailers-tell-consumers-trumps...

    Some retailers are using President-elect Donald Trump's proposed tariffs to urge consumers to shop now, suggesting if the import duties go into effect next year, a range of goods could cost ...

  7. College Football Playoff rankings: Projected 12-team bracket ...

    www.aol.com/college-football-playoff-rankings...

    Based on latest CFP rankings and projections. First Round: No. 16 Arizona State at No. 2 Ohio State. No. 8 Tennessee at No. 7 Georgia. No. 10 Indiana at No. 4 Penn State. No. 9 SMU at No. 5 Notre Dame

  8. Extract, transform, load - Wikipedia

    en.wikipedia.org/wiki/Extract,_transform,_load

    A common use case for ETL tools include converting CSV files to formats readable by relational databases. A typical translation of millions of records is facilitated by ETL tools that enable users to input csv-like data feeds/files and import them into a database with as little code as possible.

  9. Target Stock Plunges: Should You Buy the Dip or Run for Cover?

    www.aol.com/target-stock-plunges-buy-dip...

    Image source: Target. What's ailing Target. The company trotted out familiar excuses. Management said that "We encountered some unique challenges and cost pressures that impacted our bottom-line ...