From 8f5b18e0221365ad4837e25dbebd532e1e3bcf52 Mon Sep 17 00:00:00 2001 From: Curtis Date: Thu, 24 Mar 2022 16:46:44 -0500 Subject: [PATCH] Update CONTRIBUTING.md The link to the previously referenced PDF Specification was broken. Updated the link to a currently hosted version of that specification document. --- docs/CONTRIBUTING.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/CONTRIBUTING.md b/docs/CONTRIBUTING.md index 9cea86af7..55e58c280 100644 --- a/docs/CONTRIBUTING.md +++ b/docs/CONTRIBUTING.md @@ -54,7 +54,7 @@ If it's possible to build your PR without introducing new dependencies, then tha Most contributions will require you to understand the structure of PDF files. You might be able to find some articles online explaining this, but they're generally pretty sparse. PDFs are a rather niche area in open source programming 🙂. -The [PDF specification](https://www.adobe.com/content/dam/acom/en/devnet/pdf/pdfs/PDF32000_2008.pdf) is an invaluable reference and a great way to get started. It can be a bit dense sometimes and you certainly don't need to read all of it. But the first few sections related to PDF syntax and object structure will be useful to most contributors. +The [PDF specification](https://www.levien.com/pdf/PDF32000_2008.pdf) is an invaluable reference and a great way to get started. It can be a bit dense sometimes and you certainly don't need to read all of it. But the first few sections related to PDF syntax and object structure will be useful to most contributors. All contributors are advised to read the following sections: