diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..a6971e1
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,2 @@
+[*]
+insert_final_newline=true
diff --git a/samples/java/.editorconfig b/samples/java/.editorconfig
new file mode 100644
index 0000000..a6971e1
--- /dev/null
+++ b/samples/java/.editorconfig
@@ -0,0 +1,2 @@
+[*]
+insert_final_newline=true
diff --git a/samples/kotlin/.editorconfig b/samples/kotlin/.editorconfig
new file mode 100644
index 0000000..a6971e1
--- /dev/null
+++ b/samples/kotlin/.editorconfig
@@ -0,0 +1,2 @@
+[*]
+insert_final_newline=true
diff --git a/samples/kotlin/kobaltw b/samples/kotlin/kobaltw
old mode 100644
new mode 100755