In programming jargon the first use (“code was written”) is clearly correct while the second use (“New code was written”) is incorrect.

I suspect that this use of the word “code” is the strange one from a broader linguistic perspective.

If the word CSS codes (a collection of rules) is used in regular language, it is entirely correct to say “a code” (e.g. C) (e.g., C ++). The code consists of data, an example of software and program elements. Where is the source information? “a code of conduct”, “a building code”, “a code for telegraphic communication”)?

Which is a count noun where for ordinary use “code” is for mass?

In The Jargon File, the word code hasn’t been changed for 8 years and very few more

1. words are coming out. This entry for the word code shows that this conflict is very well established. What software writers write, either in source form or after production, by assembler, compiler, compiler or compiler systems. Often used in opposition to “code”, which is the stuff that code operates on. What does that means if you modify a part of a structure that is re-purposed? What is the physical code used to sort bubbles with a dictionary? “, or “The code is loaded at the high end of RAM. Among scientific programmers it is sometimes a count noun equilvalent to program; thus they may speak of code in the plural. Is the term software code pretty straight forward?

Why don’t some people eat chocolate?