ArchiveFebruary 2017

What is the best WordPress permalink structure for SEO?

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WordPress saves the permalink of the page/post in a database table. It doesn’t generate them on the fly. Hence, you can change the structure of the post/page URL anytime. You should avoid changing permalinks often because it complicates your site. When you change the URL structure, you’ll have to redirect the old URL to the newer URL with a proper HTTP status code. If you don’t...

How to show or hide widget in WordPress pages or posts?

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Sometimes, you may want to display widgets only on certain pages of a site. If you’ve knowledge of PHP, you can show/hide widgets with just 2 lines of codes. The 1st line will have the PHP if else condition to detect the current page or term. If the condition you’ve specified in the if statement is true, then the code inside the if block must be executed. The block must have the...

Site deindexed by Google: Possible reasons why your website is removed

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Site deindexed from Google is the worst nightmare for any blogger or business owner. When Google removes your site from its index, your AdSense earnings are down by 70 to 90%. If traffic from social networks to your site is high, you can recover the earnings by becoming an affiliate marketer. If your site doesn’t get good traffic from Facebook, Twitter or any other social site, your website...

HTTP to HTTPS migration: Important thing you should know

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According to Google, HTTPS is a ranking signal. If you make your website secure by configuring the web server to deliver HTTPS pages, your site may rank higher than an HTTP only portal. More importantly, web browsers have begun to warn their users of non-secure web pages. The Google Chrome browser (version 56) marks non-https website pages as insecure when they have an HTML field for...

How to set preferred domain correctly in Google Search Console

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Setting a preferred domain is one of the most important things to do after launching a new site. It takes few seconds to set a PD. Before setting a preferred domain, you should make sure that Google indexes only the URLS which you want to appear in search results. To do so, you must set up a 301 redirect. A 301 redirect will prevent duplicate content issues. It will tell search engines that they...

Fix No space left on device error while reading upstream in Nginx

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Nginx is one of the world’s most powerful web servers. It has a robust caching system which eliminates the need for optimizing websites with third-party caching solutions. While managing your website, you may come across the strange error called No Space Left on Device while reading upstream. You won’t know that Nginx is throwing the “No Space Left error” until you check...

DNS Rebinding and Intrusion Detection with Contextual Signatures

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This is post 10 of 10 in the series “Intrusion Detection” TCP Congestion Control Installing Wireshark on Mac OS X (Yosemite) What are Rogue Access Points? Two Common Router Security Threats Modern Application Frameworks, Legacy Browsers and Security Implications What are Covert Channels? Mobile Considerations in Network Security Architecture Common Bluetooth Vulnerabilities to be...

About Author

Ian Carnaghan

I am a software developer and online educator who likes to keep up with all the latest in technology. I also manage cloud infrastructure, continuous monitoring, DevOps processes, security, and continuous integration and deployment.

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