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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.
It is extremely low in fat (around 0.5%) and it has a powerful penetrating smell. The cheese is registered as protected designation of origin under the official name Tiroler Graukäse g.U. [8] The registration of the PDO states that its production has been a significant element of Tyrolean peasant gastronomy for centuries. Graukäse making ...
For example, in a phone book organized by city first, then by last name, and then by first name, in a particular city, one can easily extract the list of all phone numbers. However, it would be very tedious to find all the phone numbers for a particular last name. One would have to look within each city's section for the entries with that last ...
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.
Pages in category "Products with protected designation of origin" The following 17 pages are in this category, out of 17 total. This list may not reflect recent changes .
Image credits: historycoolkids The History Cool Kids Instagram account has amassed an impressive 1.5 million followers since its creation in 2016. But the page’s success will come as no surprise ...
Product name API gravity Sulphur content (as % of mass) Operating company Location of field Port of sale Abu Bukhoosh 31.6° 2.0% Total Abu Al Bukhoosh Dubai: Abu Al-Bukhoosh Agbami 47.5° 0.044% Chevron: Nigeria: offshore Undisclosed Undisclosed Undisclosed Genel Energy/CPC Taiwan Somaliland: Central Somaliland oil fields Aktobe 41.6° 0.73% ...
An entity–attribute–value model (EAV) is a data model optimized for the space-efficient storage of sparse—or ad-hoc—property or data values, intended for situations where runtime usage patterns are arbitrary, subject to user variation, or otherwise unforeseeable using a fixed design.