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--- course_planning:code-testing [2024/01/19 13:36] – caballero
+++ course_planning:code-testing [2024/01/19 13:42] – caballero
@@ Line 40: / Line 40: @@
 dt = 0.3
+while True:
+    rate(200)
+    ball.pos = ball.pos + (ball.p/ball.mass)*dt
+    if not (side > ball.pos.x > -side):
+        ball.p.x = -ball.p.x
+    if not (side > ball.pos.y > -side):
+        ball.p.y = -ball.p.y
+    if not (side > ball.pos.z > -side):
+        ball.p.z = -ball.p.z
+</code>
+## With Line Numbers and Highlighting
+### Syntax
+```
+<code python [enable_line_numbers="true", highlight_lines_extra="ARRAY_OF_LINE_NUMBERS"]>
+{YOUR CODE}
+</code>
+```
+### Example
+<code python [enable_line_numbers="true", highlight_lines_extra="27,29"]>
+Web VPython 3.2
+scene.caption = """To rotate "camera", drag with right button or Ctrl-drag.
+To zoom, drag with middle button or Alt/Option depressed, or use scroll wheel.
+  On a two-button mouse, middle is left + right.
+To pan left/right and up/down, Shift-drag.
+Touch screen: pinch/extend to zoom, swipe or two-finger rotate."""
+side = 4.0
+thk = 0.3
+s2 = 2*side - thk
+s3 = 2*side + thk
+wallR = box (pos=vector( side, 0, 0), size=vector(thk, s2, s3),  color = color.red)
+wallL = box (pos=vector(-side, 0, 0), size=vector(thk, s2, s3),  color = color.red)
+wallB = box (pos=vector(0, -side, 0), size=vector(s3, thk, s3),  color = color.blue)
+wallT = box (pos=vector(0,  side, 0), size=vector(s3, thk, s3),  color = color.blue)
+wallBK = box(pos=vector(0, 0, -side), size=vector(s2, s2, thk), color = color.gray(0.7))
+ball = sphere (color = color.green, radius = 0.4, make_trail=True, retain=200)
+ball.mass = 1.0
+ball.p = vector (-0.15, -0.23, +0.27)
+side = side - thk*0.5 - ball.radius
+dt = 0.3
+while True:
+    rate(200)
+    ball.pos = ball.pos + (ball.p/ball.mass)*dt
+    if not (side > ball.pos.x > -side):
+        ball.p.x = -ball.p.x
+    if not (side > ball.pos.y > -side):
+        ball.p.y = -ball.p.y
+    if not (side > ball.pos.z > -side):
+        ball.p.z = -ball.p.z
+</code>
+## With Line Numbers, Highlighting, Title, and ReNumbering
+### Syntax
+```
+<code python [enable_line_numbers="true", highlight_lines_extra="ARRAY_OF_LINE_NUMBERS", start_line_numbers_at="NUMBER"] | TITLE>
+{YOUR CODE}
+</code>
+```
+### Example
+<code python [enable_line_numbers="true", highlight_lines_extra="27,29", start_line_numbers_at="42"] | Focusing on the Loop >
 while True:
     rate(200)