enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Power Query - Wikipedia

    en.wikipedia.org/wiki/Power_Query

    Power Query is built on what was then [when?] a new query language called M.It is a mashup language (hence the letter M) designed to create queries that mix together data. It is similar to the F Sharp programming language, and according to Microsoft it is a "mostly pure, higher-order, dynamically typed, partially lazy, functional language."

  3. Extract, transform, load - Wikipedia

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

    Selecting only certain columns to load: (or selecting null columns not to load). For example, if the source data has three columns (aka "attributes"), roll_no, age, and salary, then the selection may take only roll_no and salary. Or, the selection mechanism may ignore all those records where salary is not present (salary = null).

  4. Data Analysis Expressions - Wikipedia

    en.wikipedia.org/wiki/Data_Analysis_eXpressions

    Data Analysis Expressions (DAX) is the native formula and query language for Microsoft PowerPivot, Power BI Desktop and SQL Server Analysis Services (SSAS) Tabular models. DAX includes some of the functions that are used in Excel formulas with additional functions that are designed to work with relational data and perform dynamic aggregation.

  5. Document-term matrix - Wikipedia

    en.wikipedia.org/wiki/Document-term_matrix

    This matrix is a specific instance of a document-feature matrix where "features" may refer to other properties of a document besides terms. [1] It is also common to encounter the transpose, or term-document matrix where documents are the columns and terms are the rows.

  6. Why norovirus is so hard to kill: Here's how to protect ... - AOL

    www.aol.com/why-norovirus-hard-kill-heres...

    There is no specific medicine that is used to treat the disease. Instead, symptoms can be managed with oral rehydration solutions like Pedialyte, which can help restore fluids and electrolytes ...

  7. In-place matrix transposition - Wikipedia

    en.wikipedia.org/wiki/In-place_matrix_transposition

    Typically, the matrix is assumed to be stored in row-major or column-major order (i.e., contiguous rows or columns, respectively, arranged consecutively). Performing an in-place transpose (in-situ transpose) is most difficult when N ≠ M , i.e. for a non-square (rectangular) matrix, where it involves a complex permutation of the data elements ...

  8. Here’s the last day to send your gifts in time for the holidays

    www.aol.com/last-day-send-gifts-time-143042135.html

    USPS notes that the actual delivery date varies based on conditions including origin, destination and post office acceptance time. FedEx. Here are the shipping deadlines for December 24 delivery:

  9. Who really gets the H-1B visas Elon Musk is fighting about?

    www.aol.com/finance/really-gets-h-1b-visas...

    These kinds of efforts should deter fraud, but "not be so stifling that [the program] doesn't work in practice," she said, noting there are very real needs H-1B workers are filling.