Join two copies of the string "Hello".

11.1

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Make a single string of the whole alphabet, in uppercase.

11.2

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Generate a string of the alphabet in reverse order.

11.3

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Join 100 copies of the string "AGCT".

11.4

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Use StringTake, StringJoin and Alphabet to get "abcdef".

11.5

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Create a column with increasing numbers of letters from the string "this is about strings".

11.6

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Make a bar chart of the lengths of the words in “A long time ago, in a galaxy far, far away”.

11.7

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Find the string length of the Wikipedia article for “computer”.

11.8

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Find how many words are in the Wikipedia article for “computer”.

11.9

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Find the first sentence in the Wikipedia article about “strings”.

11.10

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Make a string from the first letters of all sentences in the Wikipedia article about computers.

11.11

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Find the maximum word length among English words from WordList[].

11.12

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Count the number of words in WordList[ ] that start with “q”.

11.13

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Make a line plot of the lengths of the first 1000 words from WordList[].

11.14

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Use StringJoin and Characters to make a word cloud of all letters in the words from WordList[].

11.15

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Use StringReverse to make a word cloud of the last letters in the words from WordList[].

11.16

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Find the Roman numerals for the year 1959.

11.17

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Find the maximum string length of any Roman-numeral year from 1 to 2020.

11.18

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Make a word cloud from the first characters of the Roman numerals up to 100.

11.19

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Use Length to find the length of the Russian alphabet.

11.20

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Generate the uppercase Greek alphabet.

11.21

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Make a bar chart of the letter numbers in “wolfram”.

11.22

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Use FromLetterNumber to make a string of 1000 random letters.

11.23

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Make a list of 100 random 5-letter strings.

11.24

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Transliterate “wolfram” into Greek.

11.25

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Get the Arabic alphabet and transliterate it into English.

11.26

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Make a white-on-black size-200 letter “A”.

11.27

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Use Manipulate to make an interactive selector of size-100 characters from the alphabet, controlled by a slider.

11.28

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Use Manipulate to make an interactive selector of black-on-white outlines of rasterized size-100 characters from the alphabet, controlled by a menu.

11.29

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Use Manipulate to create a “vision simulator” that blurs a size-200 letter “A” by an amount from 0 to 50.

11.30

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Generate a string of the alphabet followed by the alphabet written in reverse.

x11.1

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Make a column of a string of the alphabet and its reverse.

x11.2

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Find how many sentences are in the Wikipedia article for “computer”.

x11.3

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Join together without spaces, etc. the words in the first sentence in the Wikipedia article for “strings”.

x11.4

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Find the length of the longest word in the Wikipedia article about computers.

x11.5

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Plot the lengths of Roman numerals for numbers up to 2000.

x11.6

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Generate a string by joining the Roman numerals up to 100.

x11.7

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Make a line plot of the successive letter numbers for the concatenation of all Roman numerals up to 30.

x11.8

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Find the maximum string length of the name of any integer up to 1000.

x11.9

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Make a list of uppercase size-20 letters of the alphabet in random colors.

x11.10

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Make a list of 100 random 5-letter strings with the Russian alphabet.

x11.11

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Create a Manipulate to display edges in size-200 letter A, blurred from 0 to 50.

x11.12

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Add together white-on-black size-200 letters A and B.

x11.13

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