- added codefolding

- new post on optimizeAPA
- post formatting changes
- added link to DSS Blogs in menubar

assets/js/codefolding.js

@@ -0,0 +1,58 @@
+window.initializeCodeFolding = function(show) {
+
+  // handlers for show-all and hide all
+  $("#rmd-show-all-code").click(function() {
+    $('div.r-code-collapse').each(function() {
+      $(this).collapse('show');
+    });
+  });
+  $("#rmd-hide-all-code").click(function() {
+    $('div.r-code-collapse').each(function() {
+      $(this).collapse('hide');
+    });
+  });
+
+  // index for unique code element ids
+  var currentIndex = 1;
+
+  // select all R code blocks
+  var rCodeBlocks = $('pre.sourceCode, pre.r, pre.python, pre.bash, pre.sql, pre.cpp, pre.stan, pre.js');
+  rCodeBlocks.each(function() {
+
+    // create a collapsable div to wrap the code in
+    var div = $('<div class="collapse r-code-collapse"></div>');
+    if (show)
+      div.addClass('in');
+    var id = 'rcode-643E0F36' + currentIndex++;
+    div.attr('id', id);
+    $(this).before(div);
+    $(this).detach().appendTo(div);
+
+    // add a show code button right above
+    var showCodeText = $('<span>' + (show ? 'Hide Code' : 'Show Code') + '</span>');
+    var showCodeButton = $('<button type="button" class="btn btn-default btn-xs code-folding-btn pull-right"></button>');
+    showCodeButton.append(showCodeText);
+    showCodeButton
+        .attr('data-toggle', 'collapse')
+        .attr('data-target', '#' + id)
+        .attr('aria-expanded', show)
+        .attr('aria-controls', id);
+
+    var buttonRow = $('<div class="row"></div>');
+    var buttonCol = $('<div class="col-md-12"></div>');
+
+    buttonCol.append(showCodeButton);
+    buttonRow.append(buttonCol);
+
+    div.before(buttonRow);
+
+    // update state of button on show/hide
+    div.on('hidden.bs.collapse', function () {
+      showCodeText.text('Show Code');
+    });
+    div.on('show.bs.collapse', function () {
+      showCodeText.text('Hide Code');
+    });
+  });
+
+}

assets/js/collapse.js

@@ -0,0 +1,212 @@
+/* ========================================================================
+ * Bootstrap: collapse.js v3.3.7
+ * http://getbootstrap.com/javascript/#collapse
+ * ========================================================================
+ * Copyright 2011-2016 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * ======================================================================== */
+
+/* jshint latedef: false */
+
++function ($) {
+  'use strict';
+
+  // COLLAPSE PUBLIC CLASS DEFINITION
+  // ================================
+
+  var Collapse = function (element, options) {
+    this.$element      = $(element)
+    this.options       = $.extend({}, Collapse.DEFAULTS, options)
+    this.$trigger      = $('[data-toggle="collapse"][href="#' + element.id + '"],' +
+                           '[data-toggle="collapse"][data-target="#' + element.id + '"]')
+    this.transitioning = null
+
+    if (this.options.parent) {
+      this.$parent = this.getParent()
+    } else {
+      this.addAriaAndCollapsedClass(this.$element, this.$trigger)
+    }
+
+    if (this.options.toggle) this.toggle()
+  }
+
+  Collapse.VERSION  = '3.3.7'
+
+  Collapse.TRANSITION_DURATION = 350
+
+  Collapse.DEFAULTS = {
+    toggle: true
+  }
+
+  Collapse.prototype.dimension = function () {
+    var hasWidth = this.$element.hasClass('width')
+    return hasWidth ? 'width' : 'height'
+  }
+
+  Collapse.prototype.show = function () {
+    if (this.transitioning || this.$element.hasClass('in')) return
+
+    var activesData
+    var actives = this.$parent && this.$parent.children('.panel').children('.in, .collapsing')
+
+    if (actives && actives.length) {
+      activesData = actives.data('bs.collapse')
+      if (activesData && activesData.transitioning) return
+    }
+
+    var startEvent = $.Event('show.bs.collapse')
+    this.$element.trigger(startEvent)
+    if (startEvent.isDefaultPrevented()) return
+
+    if (actives && actives.length) {
+      Plugin.call(actives, 'hide')
+      activesData || actives.data('bs.collapse', null)
+    }
+
+    var dimension = this.dimension()
+
+    this.$element
+      .removeClass('collapse')
+      .addClass('collapsing')[dimension](0)
+      .attr('aria-expanded', true)
+
+    this.$trigger
+      .removeClass('collapsed')
+      .attr('aria-expanded', true)
+
+    this.transitioning = 1
+
+    var complete = function () {
+      this.$element
+        .removeClass('collapsing')
+        .addClass('collapse in')[dimension]('')
+      this.transitioning = 0
+      this.$element
+        .trigger('shown.bs.collapse')
+    }
+
+    if (!$.support.transition) return complete.call(this)
+
+    var scrollSize = $.camelCase(['scroll', dimension].join('-'))
+
+    this.$element
+      .one('bsTransitionEnd', $.proxy(complete, this))
+      .emulateTransitionEnd(Collapse.TRANSITION_DURATION)[dimension](this.$element[0][scrollSize])
+  }
+
+  Collapse.prototype.hide = function () {
+    if (this.transitioning || !this.$element.hasClass('in')) return
+
+    var startEvent = $.Event('hide.bs.collapse')
+    this.$element.trigger(startEvent)
+    if (startEvent.isDefaultPrevented()) return
+
+    var dimension = this.dimension()
+
+    this.$element[dimension](this.$element[dimension]())[0].offsetHeight
+
+    this.$element
+      .addClass('collapsing')
+      .removeClass('collapse in')
+      .attr('aria-expanded', false)
+
+    this.$trigger
+      .addClass('collapsed')
+      .attr('aria-expanded', false)
+
+    this.transitioning = 1
+
+    var complete = function () {
+      this.transitioning = 0
+      this.$element
+        .removeClass('collapsing')
+        .addClass('collapse')
+        .trigger('hidden.bs.collapse')
+    }
+
+    if (!$.support.transition) return complete.call(this)
+
+    this.$element
+      [dimension](0)
+      .one('bsTransitionEnd', $.proxy(complete, this))
+      .emulateTransitionEnd(Collapse.TRANSITION_DURATION)
+  }
+
+  Collapse.prototype.toggle = function () {
+    this[this.$element.hasClass('in') ? 'hide' : 'show']()
+  }
+
+  Collapse.prototype.getParent = function () {
+    return $(this.options.parent)
+      .find('[data-toggle="collapse"][data-parent="' + this.options.parent + '"]')
+      .each($.proxy(function (i, element) {
+        var $element = $(element)
+        this.addAriaAndCollapsedClass(getTargetFromTrigger($element), $element)
+      }, this))
+      .end()
+  }
+
+  Collapse.prototype.addAriaAndCollapsedClass = function ($element, $trigger) {
+    var isOpen = $element.hasClass('in')
+
+    $element.attr('aria-expanded', isOpen)
+    $trigger
+      .toggleClass('collapsed', !isOpen)
+      .attr('aria-expanded', isOpen)
+  }
+
+  function getTargetFromTrigger($trigger) {
+    var href
+    var target = $trigger.attr('data-target')
+      || (href = $trigger.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7
+
+    return $(target)
+  }
+
+
+  // COLLAPSE PLUGIN DEFINITION
+  // ==========================
+
+  function Plugin(option) {
+    return this.each(function () {
+      var $this   = $(this)
+      var data    = $this.data('bs.collapse')
+      var options = $.extend({}, Collapse.DEFAULTS, $this.data(), typeof option == 'object' && option)
+
+      if (!data && options.toggle && /show|hide/.test(option)) options.toggle = false
+      if (!data) $this.data('bs.collapse', (data = new Collapse(this, options)))
+      if (typeof option == 'string') data[option]()
+    })
+  }
+
+  var old = $.fn.collapse
+
+  $.fn.collapse             = Plugin
+  $.fn.collapse.Constructor = Collapse
+
+
+  // COLLAPSE NO CONFLICT
+  // ====================
+
+  $.fn.collapse.noConflict = function () {
+    $.fn.collapse = old
+    return this
+  }
+
+
+  // COLLAPSE DATA-API
+  // =================
+
+  $(document).on('click.bs.collapse.data-api', '[data-toggle="collapse"]', function (e) {
+    var $this   = $(this)
+
+    if (!$this.attr('data-target')) e.preventDefault()
+
+    var $target = getTargetFromTrigger($this)
+    var data    = $target.data('bs.collapse')
+    var option  = data ? 'toggle' : $this.data()
+
+    Plugin.call($target, option)
+  })
+
+}(jQuery);