Update README.md

Author: BaseMax

README.md

@@ -1,2 +1,19 @@
-# StackoverflowCrawler
+# Stackoverflow Crawler
+
 A web crawler which crawls the stackoverfolw website.
+
+### Try API
+
+- https://api.stackexchange.com/2.2/questions?order=desc&sort=activity&site=askubuntu&pagesize=100
+- https://api.stackexchange.com/2.2/questions/1163244?order=desc&sort=activity&site=askubuntu
+- https://api.stackexchange.com/2.2/questions/1160229/answers?order=desc&sort=activity&site=askubuntu
+
+### Stack Exchange API
+
+- https://api.stackexchange.com/
+- https://api.stackexchange.com/docs
+- https://stackapps.com/questions/7/how-to-list-your-application-library-wrapper-script-here
+- http://stackapps.com/apps/oauth/register
+- https://api.stackexchange.com/docs/throttle
+- https://api.stackexchange.com/docs/authentication
+- https://api.stackexchange.com/docs/write