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--- gibson:teaching:fall-2016:math753:notebook-workflow [2016/09/01 09:38]
gibson created
+++ gibson:teaching:fall-2016:math753:notebook-workflow [2016/09/01 09:42]
gibson [Executing a line of code with shift-enter]
@@ Line 14: / Line 14: @@
 . Click on the line ''In [ ]: typeof(10)''. The line will be highlighted with a green box, and you should see a blinking cursor after ''typeof(10)''.
-. Hold down the shift key while pressing "enter" (we'll call this "shift-enter"). This will make the Julia computational engine execute the line of Julia code and print its return value. You should now see the following.
+. Hold down the shift key while pressing "enter" (we'll call this "shift-enter"). This will make the Julia computational engine execute the line of Julia code and print its return value. You should now see the following. Note that Julia has told us that the value 10 has type Int64, i.e. 64-bit integer.
 {{ :gibson:teaching:fall-2016:math753:notebookworkflow1.jpg |}}
+. Try clicking on the ''typeof(10)'' line again, modifying it to read ''typeof(10.0)'', and hitting shift-enter. You will see that the type of 10.0 is Float64, i.e. a 64-bit floating-point number.
+{{ :gibson:teaching:fall-2016:math753:notebookworkflow2.jpg |}}

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