diff --git a/joining-threads-example.zip b/joining-threads-example.zip new file mode 100644 index 0000000..6ba2d06 Binary files /dev/null and b/joining-threads-example.zip differ diff --git a/optimizing-for-throughput-example.zip b/optimizing-for-throughput-example.zip new file mode 100644 index 0000000..b572b3d Binary files /dev/null and b/optimizing-for-throughput-example.zip differ