Reference API KEY for running Translate sample in README

remi Taylor · remi Taylor · commit 6ed17e4eeb47 · 2016-08-31T12:39:44.000-07:00
diff --git a/translate/README.md b/translate/README.md
@@ -16,6 +16,8 @@ To run the sample, first install dependencies:
 
 Run the sample:
 
+    export TRANSLATE_KEY="Your Translate API key"
+
     bundle exec ruby translate_samples.rb
 
 Usage:
