When, if ever, is “number of lines of code” a useful metric?

Question

Some people claim that code\'s worst enemy is its size, and I tend to agree. Yet every day you keep hearing things like

• I write blah lines of code in a day.

Answer 1

I wrote 2 blog post detailling the pro and cons of counting Lines of Code (LoC):

How do you count your number of Lines Of Code (LOC) ? : The idea is to explain that you need to count the logical number of lines of code instead of a physical count. To do so you can use tools like NDepend for example.

Why is it useful to count the number of Lines Of Code (LOC) ?: The idea is that LoC should never be used to measure productivity, but more to do test coverage estimation and software deadline estimation.