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How do I move the turtle in LOGO? [closed]

... // MOVE FORWARD FD 75 // TURN RIGHT RT 54 // TURN LEFT LT 21 // MOVE BACKWARD BK 17 Check out some other turtle commands found here... Turtle Commands BACK ## [BK] - Move turtle back BACKGROUND ## [BG] - Set Background color (0-15) 0 -...
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What does $$ (dollar dollar or double dollar) mean in PHP?

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PHP validation/regex for URL

... 79 I used this on a few projects, I don't believe I've run into issues, but I'm sure it's not exha...
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Capture keyboardinterrupt in Python without try-except

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How to detect orientation change?

... | edited Sep 17 at 8:26 Pranav Kasetti 3,08122 gold badges1515 silver badges3535 bronze badges ...
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微博为什么限制140字(附短信70字限制考) - 闲聊区 - 清泛IT社区,为创新赋能!

...字如果按照160字是短信长度限制的说法,那么国内短信是70字,为什么国内的各微博不限制在70字,而是140字呢?*浪副总编说,因为这刚好是两条短信的长度。看上去挺合理的解释,可还是不禁追问,为什么一定要两条?会不会...
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Regular expression to match a line that doesn't contain a word

... S = │e1│ A │e2│ B │e3│ h │e4│ e │e5│ d │e6│ e │e7│ C │e8│ D │e9│ └──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┴───┴──┘ index 0 ...
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How to write a:hover in inline CSS?

...nathan FinglandJonathan Fingland 52k1111 gold badges7979 silver badges7777 bronze badges 4 ...
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How do I create a crontab through a script

...uldn't use it. – Balmipour Jan 20 '17 at 11:20 47 ...
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What are the pros and cons of performing calculations in sql vs. in your application

... 207 It depends on a lot of factors - but most crucially: complexity of calculations (prefer doing ...