I am pretty proficient with coding, but now and then I come across code that seems to do basically the same thing. My main question here is, why would you use .append() rather then .after() or vice verses? I have been looking and cannot seem to find a clear definition of the differences between the … Read more
Assuming I have an array that has a size of N (where N > 0), is there a more efficient way of prepending to the array that would not require O(N + 1) steps? In code, essentially, what I currently am doing is function prependArray(value, oldArray) { var newArray = new Array(value); for(var i = … Read more
list.append() is the obvious choice for adding to the end of a list. Here’s a reasonable explanation for the missing list.prepend(). Assuming my list is short and performance concerns are negligible, is list.insert(0, x) or list[0:0] = [x] idiomatic? 7 s 7 The s.insert(0, x) form is the most common. Whenever you see it though, … Read more
