This tutorial talks about the steps required to unhide the develop menu in Safari browser. The develop menu in Safari has some useful features for the web developers.
Click the Edit menu and select Preferences from the list of menu option.
In the Preferences window, click the Advanced tab.
Mark the checkbox with label as Show Develop menu in menu bar, this would unhide the develop menu in Safari browser.
Now the the develop will be displayed in Safari menu bar as shown below.