Use headings instead of bold text in index.md #238

dependency-injection/index.md

@@ -9,7 +9,8 @@ tags:
  - Difficulty-Beginner
 ---
 
-**Intent:** Dependency Injection is a software design pattern in which one or
+## Intent
+Dependency Injection is a software design pattern in which one or
 more dependencies (or services) are injected, or passed by reference, into a
 dependent object (or client) and are made part of the client's state. The
 pattern separates the creation of a client's dependencies from its own
@@ -18,7 +19,8 @@ inversion of control and single responsibility principles.
 
 ![alt text](./etc/dependency-injection.png "Dependency Injection")
 
-**Applicability:** Use the Dependency Injection pattern when
+## Applicability
+Use the Dependency Injection pattern when
 
 * when you need to remove knowledge of concrete implementation from object
 * to enable unit testing of classes in isolation using mock objects or stubs