feat: update another-test-markdown.md

Author: jeffreytse

_posts/2016-01-01-another-test-markdown.md

@@ -103,6 +103,19 @@ void insert(const char* key) {
 p ":+1:"
 ```
 
+``` diff
++        'user_exists' => 'SELECT EXISTS(SELECT 1 FROM table WHERE username = (:username || \'@sample'))',
++        'get_users' => 'SELECT split_part(username, \'@\', 1) FROM table WHERE (username ILIKE :search) OR (name ILIKE :search)',
++        'get_password_hash_for_user' => 'SELECT split_part(password, \'{CRYPT}\', 2) FROM table WHERE username = (:username || \'@sample\')',
++        'set_password_hash_for_user' => 'UPDATE table SET password =  \'{CRYPT}\' || :new_password_hash WHERE username = (:username || \'@sample\')',
+```
+
+Reload the Nginx:
+
+``` console
+$ sudo nginx -s reload
+```
+
 |:                        |:                  :|: $$O_3 + C_2H_2 \rightarrow $$         :|||:  $$O_3 + C_2H_4 \rightarrow $$ :|||:       :| 
 |:  ^^ Method            :| ^^ $$\lambda^a$$  |    vdW |    TS |    cycloadd.           |  vdW  |  TS  |  cycloadd.           | ^^ MAE    |
 |-------------------------|-------------------|--------|-------|------------------------|-------|------|----------------------|-----------|