Update README.md

README.md

@@ -1 +1,23 @@
-# 64links.github.io
+# 64 links
+### Create a permanent link to your short message without transferring any byte!
+
+E.g., classic `Hello, world!` greeting has the following link: https://64links.github.io/u/#SGVsbG8sIHdvcmxkIQo%3d
+
+### Creating a link on Mac OS X
+```shell
+echo 'My awesome message' \
+| base64 \
+| sed -e 's/+/%2b/g' -e 's/\//%2f/g' -e 's/=/%3d/g' \
+| awk '{print "https://64links.github.io/u/#"$1}'
+```
+
+### Creating a link on Linux
+```shell
+echo 'My awesome message' \
+| base64 -w 0 \
+| sed -e 's/+/%2b/g' -e 's/\//%2f/g' -e 's/=/%3d/g' \
+| awk '{print "https://64links.github.io/u/#"$1}'
+```
+
+### Creating a link on Windows
+TODO