No autoresizing to fit the code
Render blocking of the parent page
Apply local draft version or discard it
Auto-close HTML tags
Show line numbers
Enable line wrapping
Indent with tabs
When you click a link its go do scrolltop function after some pixels from top and "a" link is position fixed on top while scroll page.
Add title to make the fiddle public.
/echo simulates AJAX calls:
See docs for more info.
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