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  2. Concatenation - Wikipedia

    en.wikipedia.org/wiki/Concatenation

    v. t. e. 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". In certain formalisations of concatenation theory, also called string theory, string concatenation is a primitive notion.

  3. Microsoft Excel - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Excel

    Microsoft Excel A simple bar graph being created in Excel, running on Windows 11 Developer(s) Microsoft Initial release November 19, 1987 ; 36 years ago (1987-11-19) Stable release 2312 (Build 17126.20132) / January 9, 2024 ; 9 months ago (2024-01-09) Written in C++ (back-end) Operating system Microsoft Windows Type Spreadsheet License Trialware Website microsoft.com microsoft-365 /excel ...

  4. Comma-separated values - Wikipedia

    en.wikipedia.org/wiki/Comma-separated_values

    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 ...

  5. Integer partition - Wikipedia

    en.wikipedia.org/wiki/Integer_partition

    In number theoryand combinatorics, a partitionof a non-negative integern, also called an integer partition, is a way of writing nas a sumof positive integers. Two sums that differ only in the order of their summandsare considered the same partition. (If order matters, the sum becomes a composition.)

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. List of presidents of the United States by military service

    en.wikipedia.org/wiki/List_of_presidents_of_the...

    The 48-year tenure of veteran presidents after World War II was a result of that conflict's "pervasive effect […] on American society." [2] In the late 1970s and 1980s, almost 60 percent of the United States Congress had served in World War II or the Korean War, and it was expected that a Vietnam veteran would eventually accede to the presidency.

  8. Enter key - Wikipedia

    en.wikipedia.org/wiki/Enter_key

    The enter key is a computer innovation, which in most cases causes a command line, window form, or dialog box to operate its default function. This is typically to finish an "entry" and begin the desired process, and is usually an alternative to clicking an OK button. [ 2 ] Additionally, it can act as the equal to= button in calculator programs.

  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.