preface: C language skills -> programming language skills

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>

diff --git a/contents/preface.md b/contents/preface.md
index d438b60b3e6f90e0353eb36f3e62297b1ae22cf6..35099daec5b9f5fcde37847e4d0fa5b6f7b13d31 100644 (file)
--- a/contents/preface.md
+++ b/contents/preface.md
@@ -63,7 +63,7 @@ try for students interested in the inner mechanics of their systems.
 
 Readers who do not have a programming background may wish to skip
 everything related to instrumentation, which requires, most of the
-time, some C language skills.
+time, some programming language skills.
 
 <div class="tip">
 <p><span class="t">Note to readers:</span>This is an <strong>open