Most stock quote data provided by BATS. US market indices are shown in real time, except for the S&P 500 which is refreshed every two minutes. All times are ET ...

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line graph – to show a change over time pie chart – show the individual parts that make up a whole bar chart – compare things that aren’t directly related scatter graph – look for a pattern or link ...

The words used are very similar to natural language, in particular English. For example, Python uses 'print', ‘if’, 'input' and 'while' statements. They need a translator to be converted into machine ...