The built-in canonical URL function since WordPress 2.9 is great. But under some situation, it is not needed. For example, all the Mingle Forum threads’ canonical URL is set to the URL of the page that contains the [mingleforum] shortcode, which, of course, is wrong. How to diabled it? We can disabled WordPress’s Built-in Canonical
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Tag: WordPress
How to add author information in Google search results
Posted onHow to enable the author information in Google search results as shown for many posts? As a post writer, we may want our authorship information to appear in search results. To do this, we need a Google+ Profile with a good, recognizable headshot as the profile photo. Then, verify authorship of our content by associating
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How to Clean RAID Signatures on Linux
Posted onRAID systems such as MegaRAID add signatures to disks to maintain the infomration on these didks. When we simply remove these disks and install them to another server, Linux on the new server may detect these RAID signature infomration and refuses to continue write to the disk. Here is one example that mkfs reports “apparently
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Accelerating WordPress with WP Super Cache, Opcache and Autoptimize
Posted onWordPress can be very fast after some effort on performance optimization with the help from its plenty of plugins. Possible ways include using cache to cut down the number of database queries, improves HTML/JavaScript/CSS code, and optimizing PHP’s performance with opcode cache. In this post, we introduce how to speed up WordPress with OPcache, page
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Effective Anti-Spam in WordPress with Plugins
Posted onWordPress has a very rich set of plugins and a combination of them can make anti-spam in WordPress quite easy. Here is a list of plugins that can help prevent spammers from registering spam account (if the site allows registration of new users) and posting spam comments. Anti spam comments Use the Akismet WordPress plugin.
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BBCode Support in WordPress
Posted onBBCode is another markup language to format posts widely by forums, which is easier and clearer than HTML. WordPress provides a visual editor and some easy-to-use tools, but no built-in BBCode support. Let’s see how to add BBCode support in WordPress. We can add BBCode support to WordPress with the BBCode plugin by bOingball that
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How to Disable WordPress Visual Editor
Posted onThe visual editor provides a visual editor to write and format posts. However, it tries to format the HTML tags written in the HTML editor when turning to the visual editor, and may delete some HTML tags and screw up HTML tags. Even when we set the editor to HTML editor, WordPress may automatically turn
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Controlling Display of WordPress Widget with PHP Code
Posted onI am always wondering how to display different Widgets in WordPress depending on the page/post/category etc. I ever tried some plugins that is for specific purpose. However, they are not flexible enough for all my needs. For example, I want a widget that contains AdSense ad not display on certain posts that I selected and
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A Free Personal WordPress Blog Solution
Posted onIf you want to have a wordpress blog for FREE co.cc + x10hosting is the best choice. I will introduce both in this post. I will briefly introduce how to set up a wordpress blog like my blog. The overall that I paid for this blog is only $0.89. I can say that it is
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RGBlite WordPress Theme
Posted onAbout RGBlite Theme RGBlite Theme is a simple and light-weight theme for WordPress. RGBlite Theme provides a green-red-blue mixed style, bright view and fast rendering experience to the users. RGBlite Theme passes W3C XHTML 1.0 and W3C CSS level 3 validation. This theme works well on WordPress 2.9.x and WordPress 3.0. RGBlite theme is among
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Changing the Font Size of WordPress’s Visual Editor
Posted onThe font size of WordPress’s visual editor is too small for me on my screen display. The default font size is 13px which is hard for my eye on my screen. There are two ways to change the default font size in the visual editor. One is changing WordPress’s css file for the editor while
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Get the Number of All Posts in WordPress
Posted onUse the wp_count_posts() function to get the posts count. The code: <?php $count_posts = wp_count_posts(); $count_pages = wp_count_posts(‘page’); echo “<li><a href=” . get_option(‘home’) . “>”; echo $count_posts->publish . ” Posts, ” . $count_pages->publish . ” Pages”; echo “</a></li>” ?>
Speeding Up the Site by Using PHP GZIP Compression
Posted onCompression is a simple way to speed up the site. PHP’s gzip compression is excellent. And using it is very convenient: Simply put these codes before any HTML content at the beginning of the PHP script: <?php if (substr_count($_SERVER[‘HTTP_ACCEPT_ENCODING’], ‘gzip’)) ob_start(“ob_gzhandler”); else ob_start(); ?> In WordPress, the suitable position for these codes is the beginning
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How to Redirect WordPress Feed to Feedburner Using .htaccess
Posted on.htaccess is a powerful tool. Let’s look at how to using .htaccess to redirect WordPress feeds to feedburner. Let’s use my blog as the example. The WordPress’s feed url of my blog is https://www.systutorials.com/feed/. Now I want to redirect it to feedburner with url http://feeds.feedburner.com/systutorials . The idea is quite straightforward: For every request to
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Friendly WordPress Navigation Using Page Numbers Instead of Next and Previous Links
Posted onThe navigation will be more user friendly with page numbers instead of next and previous links since users can navigate much quicker to the page they want to see especially when there are a lot of pages. It is also good method for SEO (Search Engine Optimization) because it creates a tighter inner link structure.
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Put the Categories, Archives and All Posts into Pages
Posted onI prefer putting pages that contains all the categories, archives and even all the posts in one page to putting these links in the side bar. Actually, most of time it needn’t to stay on every pages. And if it is in the side bar, the search engine will see these links in every page
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Change WordPress’s Excerpt Length
Posted onThe default excerpt length of WordPress is 55 words. Some one like me may want to change the excerpt length. I like the have a smaller excerpt length for the homepage. WordPress provides a interface for changing the default excerpt length. The method is very simple and easy. Put these codes into the function.php file
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Using noindex Meta Tag in WordPress to Prevent Search Engines Indexing Categories, Tags and Archives
Posted onWordPress may show “duplicate” content which may potentially confuse search engines. Duplicate content won’t hurt much, unless it is spam or keyword stuffing, as said by Matt Cutts, and Google may just ignore the duplicate content. However, instead of letting the search engines decide which pages of the duplicate ones are important, we may only
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How to Redirect Old Domain to New Domain Using htaccess Redirect
Posted onI want to move the sub domain blog.pkill.info to systutorials.com permanently. I can manage all the pages I want to post using WordPress. Changing domain in a bad way is dangerous. Put a page the tell the reader that the site is moved to a new domain is very unfriendly to the user and also
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Use Excerpt in Index, Category, Tag and Arhieve Pages for WordPress
Posted onBy default, all of the content of the post is shown in index, category, tag, archive and search pages. This is duplicate contents which may cause search engine penalty. The better way is using excerpt in index, category, tag and arhieve pages. By doing this the duplication can be avoided and the blog is optimized.
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