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了解网站图片内容优化的重要性，尤其是图片类型站点

至关重要。由于图片量巨大，它们负责大部分的下载量，如果不能有效地优化，就会导致网站的加载缓慢，影响用户体验和转化率。图片是网站加载速度的主要瓶颈，有效的图片优化有助于缩短网页加载时间，提升用户体验，提高搜索引擎的抓取，减少资源消耗。图片内容优化主要有以下几个方面： 1.正确选择图片格式：PNG、GIF和JPG等常见图片格式各有其优劣，根据不同的需求，正确选择最佳的图片格式，以节约加载时间。 2.合理设置图片分辨率：如果图片的分辨率比显示在网页上的图片大，就会下载更多的数据，想要加载速度变快，就要适当缩小图片分辨率。 3.图片压缩处理：压缩图片会减少图片文件的大小，也就提升了网站加载速度。 4.懂得利用CSS Sprites：CSS Sprites将多张小图片整合为一张大图，可以减少服务器请求次数，从而加快网页加载速度。 5.使用流式加载技术：服务器开始提供图片之前，先将网页的内容加载完以充分利用网页的加载时间。此外，使用CDN技术加速网页图片的加载速度，也是图片优化的更好方式，加快用户从全球范围内获取图片的速度。

Public @ 2023-02-28 09:00:40

Alt文字的重要性

Alt文字是在网页上使用的一种描述图像的文本。虽然对于人类用户来说可能看不出差别，但对于搜索引擎、屏幕阅读器和视力障碍用户来说，它具有重要意义。首先，搜索引擎使用Alt文字了解图像内容并确定网页的相关性。如果没有Alt文字，搜索引擎将无法识别图像，并且可能会将网页排名降低。其次，屏幕阅读器可以使用Alt文字来解释图像信息。对于视力障碍的用户来说，Alt文字是他们理解图像内容的唯一途径。如果

Public @ 2023-06-25 08:00:09

死链是如何形成的

值得注意的是，死链接并不是错误链接，错误链接是由于用户输入网址错误而根本不存在的链接。死链接则并不出一出现就是“死”的，它是曾经正常的链接，由于某种原因导致现在失效的链接。

Public @ 2019-02-26 15:56:20

图片优化须知的8个小技巧

感谢Fimen的投稿：如果你运营在线商城又或是大型电商网站，图片优化是你必须要掌握的。不仅仅是从吸引潜在消费者，还是增加图片搜索流量，又或是提升网站加载速度，图片优化扮演者非常关键的角色。但说到图片优化，很多传统意义上的SEO人会说，图片要加alt标签，图片要压缩…这样的粗线条显然是不行的。今天我就和大家深入分享一下图片优化必须了解的8个知识点。1. 用结构化数据写产品图片ALT我们很容易使用照相

Public @ 2021-09-29 15:16:37

网页图片的SEO优化有哪些要点？

1. 图片文件名：给图片起有意义的名字，并包含相关关键词。 2. Alt标签：为每张图片加上适当的Alt标签，描述图片内容，并包含相关关键词。 3. 图片大小：网页图片大小应该适中，不要过大或过小，过大会影响网页加载速度，过小影响用户体验。 4. 图片格式：选择适当的图片格式，如JPEG和PNG，优化图片质量和大小。 5. 图片标题：为每张图片添加有意义的标题，包含相关关键词。 6. 图

Public @ 2023-04-15 17:00:22

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[ DB ] CONNECT:[ UseTime:0.025153s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.017836s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.016911s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.017633s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.016755s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.019362s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6062 LIMIT 1 [ RunTime:0.017047s ]
[ 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:0.017170s ]
[ 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:0.017293s ]
[ 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:0.017450s ]
[ 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` = 6062 LIMIT 1 [ RunTime:0.016859s ]
[ 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+1 where id=6062 [ RunTime:0.018250s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.024055s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.033752s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Alt文字' AND `status` <> -1 LIMIT 1 [ RunTime:0.024085s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Alt文字' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041251s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9562, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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