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  2. List of file signatures - Wikipedia

    en.wikipedia.org/wiki/List_of_file_signatures

    (every 188th byte) ts tsv tsa mpg mpeg MPEG Transport Stream (MPEG-2 Part 1) [68] 00 00 01 BA ␀␀␁º: 0 m2p vob mpg mpeg MPEG Program Stream (MPEG-1 Part 1 (essentially identical) and MPEG-2 Part 1) 00 00 01 B3 ␀␀␁³: 0 mpg mpeg MPEG-1 video and MPEG-2 video (MPEG-1 Part 2 and MPEG-2 Part 2) 66 74 79 70 69 73 6F 6D: ftypisom: 4 mp4

  3. Units of information - Wikipedia

    en.wikipedia.org/wiki/Units_of_information

    In digital computing and telecommunications, a unit of information is the capacity of some standard data storage system or communication channel, used to measure the capacities of other systems and channels. In information theory, units of information are also used to measure information contained in messages and the entropy of random variables ...

  4. Freedom of speech - Wikipedia

    en.wikipedia.org/wiki/Freedom_of_speech

    Adopted in 1791, freedom of speech is a feature of the First Amendment to the United States Constitution. [ 17 ] The French Declaration provides for freedom of expression in Article 11, which states that: The free communication of ideas and opinions is one of the most precious of the rights of man.

  5. Freedom of speech in the United States - Wikipedia

    en.wikipedia.org/wiki/Freedom_of_speech_in_the...

    Freedom of speech, also called free speech, means the free and public expression of opinions without censorship, interference and restraint by the government [1][2][3][4] The term "freedom of speech" embedded in the First Amendment encompasses the decision what to say as well as what not to say. [5] The Supreme Court of the United States has ...

  6. First Amendment to the United States Constitution - Wikipedia

    en.wikipedia.org/wiki/First_Amendment_to_the...

    Restrictions on free speech are only permissible when the speech at issue is likely to produce a clear and present danger of a serious substantive evil that rises far above public inconvenience, annoyance, or unrest. [177] Justice William O. Douglas wrote for the Court that "a function of free speech under our system is to invite dispute. It ...

  7. Transmission Control Protocol - Wikipedia

    en.wikipedia.org/wiki/Transmission_Control_Protocol

    The minimum size header is 5 words and the maximum is 15 words thus giving the minimum size of 20 bytes and maximum of 60 bytes, allowing for up to 40 bytes of options in the header. This field gets its name from the fact that it is also the offset from the start of the TCP segment to the actual data.

  8. Intellectual freedom - Wikipedia

    en.wikipedia.org/wiki/Intellectual_freedom

    Intellectual freedom encompasses many areas including issues of academic freedom, Internet filtering, and censorship. [4] Because proponents of intellectual freedom value an individual's right to choose informational concepts and media to formulate thought and opinion without repercussion, restrictions to access and barriers to privacy of information constitute intellectual freedom issues.

  9. Byte - Wikipedia

    en.wikipedia.org/wiki/Byte

    The byte is a unit of digital information that most commonly consists of eight bits. Historically, the byte was the number of bits used to encode a single character of text in a computer [1][2] and for this reason it is the smallest addressable unit of memory in many computer architectures. To disambiguate arbitrarily sized bytes from the ...