Remove 'the' duplicates

akka-http-core/src/main/java/akka/http/javadsl/model/DateTime.java

@@ -66,7 +66,7 @@ public abstract class DateTime {
     public abstract String weekdayStr();
 
     /**
-     * Returns the the month as a 3 letter abbreviation:
+     * Returns the month as a 3 letter abbreviation:
      * `Jan`, `Feb`, `Mar`, `Apr`, `May`, `Jun`, `Jul`, `Aug`, `Sep`, `Oct`, `Nov` or `Dec`
      */
     public abstract String monthStr();

akka-http-core/src/main/java/akka/http/javadsl/model/Uri.java

@@ -57,7 +57,7 @@ public abstract class Uri {
   public abstract String path();
 
   /**
-   * Returns the the path segments of this Uri as an Iterable.
+   * Returns the path segments of this Uri as an Iterable.
    */
   public abstract Iterable<String> pathSegments();
 

akka-http-core/src/test/scala/io/akka/integrationtest/http/HttpModelIntegrationSpec.scala

@@ -113,7 +113,7 @@ class HttpModelIntegrationSpec extends WordSpec with Matchers with BeforeAndAfte
       parseErrors shouldBe empty
 
       // Most of these headers are modeled by Akka HTTP as a Seq[HttpHeader],
-      // but the the Content-Type and Content-Length are special: their
+      // but the Content-Type and Content-Length are special: their
       // values relate to the HttpEntity and so they're modeled as part of
       // the HttpEntity. These headers need to be stripped out of the main
       // Seq[Header] and dealt with separately.

akka-protobuf/src/main/java/akka/protobuf/RopeByteString.java

@@ -181,7 +181,7 @@ class RopeByteString extends ByteString {
           && leftRope.getTreeDepth() > right.getTreeDepth()) {
         // Typically for concatenate-built strings the left-side is deeper than
         // the right.  This is our final attempt to concatenate without
-        // increasing the tree depth.  We'll redo the the node on the RHS.  This
+        // increasing the tree depth.  We'll redo the node on the RHS.  This
         // is yet another optimization for building the string by repeatedly
         // concatenating on the right.
         ByteString newRight = new RopeByteString(leftRope.right, right);