',
              lang: 'erlang',
              display_indent_guides : true
            });
    }

    // https://cheef.github.io/jquery-ace/
    // https://ace.c9.io/
    function set_editor_value(Text, cursorPos, lang) {
        // Decorator
        var decorator = $('.code-editor').data('ace')
        // ACE Code Editor instance
        if (decorator != null) {
            var aceInstance = decorator.editor.ace
            // If you really want to change the height then
            // fix static/css/aceb