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  2. pandas (software) - Wikipedia

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

    However, if data is a DataFrame, then data['a'] returns all values in the column(s) named a. To avoid this ambiguity, Pandas supports the syntax data.loc['a'] as an alternative way to filter using the index. Pandas also supports the syntax data.iloc[n], which always takes an integer n and returns the nth value, counting from 0. This allows a ...

  3. Data orientation - Wikipedia

    en.wikipedia.org/wiki/Data_orientation

    Data orientation refers to how tabular data is represented in a linear memory model such as in-disk or in-memory.The two most common representations are column-oriented (columnar format) and row-oriented (row format).

  4. Row- and column-major order - Wikipedia

    en.wikipedia.org/wiki/Row-_and_column-major_order

    Note how the use of A[i][j] with multi-step indexing as in C, as opposed to a neutral notation like A(i,j) as in Fortran, almost inevitably implies row-major order for syntactic reasons, so to speak, because it can be rewritten as (A[i])[j], and the A[i] row part can even be assigned to an intermediate variable that is then indexed in a separate expression.

  5. Parents Accused of Leaving Toddler in Closet Overnight with ...

    www.aol.com/parents-accused-leaving-toddler...

    Perez, the girl’s mother, allegedly told police they placed the toddler in her crib around 7 p.m. the night before with a space heater turned as high as it could be set and did not check on her ...

  6. Can Microneedling Actually Prevent Hair Loss? - AOL

    www.aol.com/microneedling-actually-prevent-hair...

    Hair loss in men is common, and a quick Google search reveals all sorts of options for reducing and reversing thinning hair — topical minoxidil, hair transplant surgery, serums, and even ...

  7. Postpartum Weight Loss: 3 Steps to Get Started (& More Tips ...

    www.aol.com/postpartum-weight-loss-3-steps...

    1. Eat Nutritious Foods. A healthy eating plan is the cornerstone of any weight loss journey. Eating nutritious foods can also help you avoid postpartum weight gain. Opt for whole foods full of ...

  8. Nested set model - Wikipedia

    en.wikipedia.org/wiki/Nested_set_model

    The nested set model is a technique for representing nested set collections (also known as trees or hierarchies) in relational databases. It is based on Nested Intervals, that "are immune to hierarchy reorganization problem, and allow answering ancestor path hierarchical queries algorithmically — without accessing the stored hierarchy relation".

  9. How too much fructose may feed cancer tumors - AOL

    www.aol.com/too-much-fructose-may-feed-070000700...

    “For a cancer cell to divide into two, it has to make a new set of cellular contents. That requires a lot of nutrients, which ultimately come from the diet. It is therefore intuitive to imagine ...