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面包屑导航的原理与作用

面包屑（Breadcrumbs）是一种用于进行网页导航的UI设计技术，它将当前页面的位置信息清楚的提示给用户，从而让用户在浏览网站时更加清晰，导航页面更加便捷。面包屑导航的原理是类似于一个视觉式的系统路径，它跟踪其用户当前处于网站哪个部分，是用户在当前网页或者浏览器窗口中显示当前页面标题以及它所处网站结构位置的链式结构，它显示用户已经在网站中浏览过的路线，并且可以像浏览这个路线一样，把用户引导回他刚开始的页面，起到返回的作用。面包屑导航的作用是可以把网站用户从A页面转向B页面时，在B页面建立到A页面的返回路径，从而让用户可以快速进行网站内部导航，增强当前页面的可操作性，减少用户在网站内部进行浏览导航时的搜索时间，提高用户使用满意度，且它的层级结构特别的清晰，让用户清楚的知道他当前处于网站的什么位置，避免了用户在网页中搜索的过程，大大提高了网站的用户体验度，从避免搜索的次数中节省了一定的流量，从而让网站使用更加的便捷。

Public @ 2023-03-06 12:00:30

IIS网站服务器性能优化指南

IIS网站服务器性能优化指南： 1. 优化硬件配置：增加CPU、内存、硬盘容量和网络带宽，以提高IIS网站服务器的吞吐和响应速度。 2. 优化IIS配置：调整IIS的连接和请求限制、缓存策略和安全设置，以提高网站的性能和可靠性。 3. 优化网站设计：采用有效的页面设计、清除过度的HTML、CSS和JavaScript代码、优化图片和多媒体，以减少资源的下载和浏览器的解析时间。 4. 优化数

Public @ 2023-03-30 11:00:33

404页面设置方法

1. 通过服务器配置文件设置404页面可以在服务器配置文件中添加以下代码来设置404页面： ``` ErrorDocument 404 /404.html ``` 在这个例子中，当用户请求一个不存在的页面时，服务器会返回404错误，并重新定向到404.html页面。 2. 使用.htaccess文件设置404页面如果你使用的是 Apache 服务器，可以通过在网站根目录下创建一个.h

Public @ 2023-04-17 13:50:14

面包屑导航的原理与作用

面包屑(Bread Crumbs)即把用户从根路径开始一级级带到当前页面的导航处理，它有助于用户更轻松的在网站中定位，也是界面的一个组成部分。面包屑导航的原理是根据不同的页面来分页导航，从而一步步把用户从根页面引导至当前页面，维护着你当前的层级关系，面包屑导航的起源于古代的标记路径的方法，用来返回当前位置的最初出发地，即从哪里出发。面包屑导航有助于用户快速定位当前页面位置，并有助于减少

Public @ 2023-02-26 16:54:33

面包屑导航(BreadcrumbNavigation)

这个概念来自童话故事”汉赛尔和格莱特”，当汉赛尔和格莱特穿过森林时，不小心迷路了，可是他们发现在沿途走过的当地都撒下了面包屑，让这些面包屑来协助他们找到回家的路。所以，面包屑导航的效果是通知拜访者他们现在在网站中的方位以及怎么回来。

Public @ 2011-05-05 15:26:27

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[ DB ] CONNECT:[ UseTime:0.026457s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.019529s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6312 LIMIT 1 [ RunTime:0.017845s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.018300s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.018186s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.018369s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6312 LIMIT 1 [ RunTime:0.017772s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+2 where id=6312 [ RunTime:0.021149s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.024440s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041112s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海面包屑导航' AND `status` <> -1 LIMIT 1 [ RunTime:0.024199s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海面包屑导航' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.038101s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

0.478622s

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