Merge branch 'main' into fix-consistent-naming-106

exercises/046_optionals2.zig

@@ -48,7 +48,7 @@ pub fn main() void {
 // If e1 and e2 are valid pointers to elephants,
 // this function links the elephants so that e1's tail "points" to e2.
 fn linkElephants(e1: ?*Elephant, e2: ?*Elephant) void {
-    e1.?.*.tail = e2.?;
+    e1.?.tail = e2.?;
 }
 
 // This function visits all elephants once, starting with the

exercises/105_threading2.zig

@@ -39,7 +39,7 @@
 // in practice. Because either you don't need the precision, or you use a
 // calculator in which the number is stored as a very precise constant.
 // But at some point this constant was calculated and we are doing the same
-// now.The question at this point is, how many partial values do we have
+// now. The question at this point is, how many partial values do we have
 // to calculate for which accuracy?
 //
 // The answer is chewing, to get 8 digits after the decimal point we need