diff --git a/.gitignore b/.gitignore
index 5ca2fa24..599c27af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,4 +61,7 @@ target/
 scratch/
 
 # IPython Notebook templates
-template.ipynb
\ No newline at end of file
+template.ipynb
+
+# Intellij
+.idea
\ No newline at end of file
diff --git a/README-ar.md b/README-ar.md
new file mode 100644
index 00000000..e69de29b
diff --git a/README.md b/README.md
index 90d2a6ac..eeecc6b3 100644
--- a/README.md
+++ b/README.md
@@ -437,6 +437,7 @@ Generally, you should aim for **maximal throughput** with **acceptable latency**
 
 ## Availability vs consistency
 
+
 ### CAP theorem
 
 <p align="center">