typos

https://course.dyalog.com/basic-syntax-and-arithmetic/

Celcius .. s/b/ Celsius
Follwing

https://course.dyalog.com/dfns-and-assignment/
Celcius
Farenheight (missing the first “h”)

https://course.dyalog.com/array-logic-data-driven-conditionals/
joined uptext

https://course.dyalog.com/cells-and-axes/
millimeters

https://course.dyalog.com/finding-and-replacing-values/
boolean (multiple times)

https://course.dyalog.com/selecting-from-arrays/
diclosing
boolean

https://course.dyalog.com/loops-and-recursion/
boolean

https://course.dyalog.com/Assignment/
boolean

https://course.dyalog.com/Assignment/
Boolean – many times

https://course.dyalog.com/Help/
Inconsistent use of aplcart and APLcart (this might extend across other pages too)

https://course.dyalog.com/user-defined-functions/
Is “Name scope, locals and globals“ a heading and should it be in a different font etc ?
Similarly “Avoid globals” and maybe others

https://course.dyalog.com/error-handling-and-debugging/
occuring

https://course.dyalog.com/Data/
centimeter
unicode (should be upper U)
“Dyalog resells [Progress DataDirect ODBC drivers](http://www.datadirect.com/products/datadirect-connect/odbc-drivers), but these require a different version of SQAPL which is licensed separately. Contact Dyalog sales if you require the use of Progress DataDirect ODBC drivers.”
This is not true .. we do it only on AIX and only for IC. I think that this should be removed asap.
millimeters

https://course.dyalog.com/Code/
pcopy .. would )pcopy be better as you don’t mention that pcopy is a system command ..
which which