№3 - Расширенные технологии и производительность

&lt;br&gt;&lt;br&gt; &lt;div style=&quot;text-align:right&quot;&gt;&lt;b&gt;&lt;a href=&quot;/upload/academy-docs/kurs_dev_material/n3/k3_les2.zip&quot;&gt;Скачать задание и материалы к уроку&lt;/a&gt;&lt;/b&gt;&lt;/div&gt; &lt;p&gt;&lt;b&gt;Введение&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/Kh3ptn4px7k&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239512&hash=9422a5e6fded3504&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Добавление кнопок&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/DIwEELasuF8&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239513&hash=680eff3a61c57f97&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Меню&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/uLBY8ZYuWJU&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239514&hash=40487938da1684d3&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Меню без модуля&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/Kf0tDRqXhFg&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239515&hash=17d764067632b82b&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Меню с модулем&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/oJRFxrXU3MA&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239516&hash=3bd10ae0946e4c7c&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Динамическое меню&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/6SFg-RxvVu0&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239517&hash=1278847c892ce27c&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Создание своей административной страницы - часть 1&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/0a5to-_-Ems&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239518&hash=89db4bc15b8e3f01&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;Создание своей административной страницы - часть 2&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/y3DB2-_vLbg&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239519&hash=3160190c97867a03&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;API для работы с административным разделом - часть 1&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/dWLIIKHs3FA&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239520&hash=1550011f53adc580&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; &lt;br&gt;&lt;br&gt; &lt;p class=&quot;less-part-name&quot;&gt;&lt;b&gt;API для работы с административным разделом - часть 2&lt;/b&gt;&lt;/p&gt; &lt;!-- &lt;iframe width=&quot;560&quot; height=&quot;315&quot; src=&quot;https://www.youtube.com/embed/QQvfwkpvjgI&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt; --&gt; &lt;iframe src=&quot;https://vk.com/video_ext.php?oid=-211967493&id=456239521&hash=d0abeac5b275c67a&hd=2&quot; width=&quot;560&quot; height=&quot;315&quot; allow=&quot;autoplay; encrypted-media; fullscreen; picture-in-picture;&quot; frameborder=&quot;0&quot; allowfullscreen&gt;&lt;/iframe&gt;