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  2. List of filename extensions - Wikipedia

    en.wikipedia.org/wiki/List_of_filename_extensions

    Lists of filename extensions include: List of filename extensions (0–9) List of filename extensions (A–E) List of filename extensions (F–L) List of filename extensions (M–R) List of filename extensions (S–Z)

  3. pandas (software) - Wikipedia

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

    Pandas (styled as pandas) is a software library written for the Python programming language for data manipulation and analysis. In particular, it offers data structures and operations for manipulating numerical tables and time series. It is free software released under the three-clause BSD license. [2]

  4. Python (programming language) - Wikipedia

    en.wikipedia.org/wiki/Python_(programming_language)

    Python uses the + operator for string concatenation. Python uses the * operator for duplicating a string a specified number of times. The @ infix operator is intended to be used by libraries such as NumPy for matrix multiplication. [104] [105] The syntax :=, called the "walrus operator", was introduced in Python 3.8. It assigns values to ...

  5. Concatenation - Wikipedia

    en.wikipedia.org/wiki/Concatenation

    A spreadsheet's concatenate ("&") function is used to assemble a complex text string—in this example, XML code for an SVG "circle" element. In formal language theory and computer programming, string concatenation is the operation of joining character strings end-to-end. For example, the concatenation of "snow" and "ball" is "snowball".

  6. File URI scheme - Wikipedia

    en.wikipedia.org/wiki/File_URI_scheme

    The single slash between host and path denotes the start of the local-path part of the URI and must be present. [5] A valid file URI must therefore begin with either file:/path (no hostname), file:///path (empty hostname), or file://hostname/path. file://path (i.e. two slashes, without a hostname) is never correct, but is often used.

  7. Help:Advanced table formatting - Wikipedia

    en.wikipedia.org/wiki/Help:Advanced_table_formatting

    For years in HTML, a table has always forced an implicit line-wrap (or line-break). So, to keep a table within a line, the workaround is to put the whole line into a table, then embed a table within a table, using the outer table to force the whole line to stay together. Consider the following examples: Wikicode (showing table forces line-break)

  8. Comparison of programming languages (basic instructions)

    en.wikipedia.org/wiki/Comparison_of_programming...

    level-number type OCCURS min-size TO max-size «TIMES» DEPENDING «ON» size. [e] ^a In most expressions (except the sizeof and & operators), values of array types in C are automatically converted to a pointer of its first argument.

  9. cat (Unix) - Wikipedia

    en.wikipedia.org/wiki/Cat_(Unix)

    Concatenate two text files and display the result in the terminal cat file1.txt file2.txt > newcombinedfile.txt: Concatenate two text files and write them to a new file cat >newfile.txt: Create a file called newfile.txt. Type the desired input and press CTRL+D to finish. The text will be in file newfile.txt.