The PHP directive
realpath_cache_size sets the size of the realpath cache to be used by PHP. Increasing
realpath_cache_size might greatly improve PHP performance, as PHP states: “
this value should be increased on systems where PHP opens many files.” Setting a correct value for PHP realpath_cache_size can greatly improve PHP performance and optimize WordPress – and other CMS’s – websites.
Start stopped application pools with AppCmd in a loop. In my routine, I occasionally have to start multiple website application pools when they are in a stopped state. On more than one web server. Being a lazy system administrator, I find it too much work to log on every server. Therefore I start those application pools in a loop. A condition for me to start application pools is that the application pool autostart parameter is set to true. This is because I set autostart to false when I disable hacked websites, and those application pools may not be started until all problems are resolved of course. To start application pools, I use the AppCmd command.
URL Routing in Umbraco, how to redirect your website hostname in Umbraco from https://example.com to https://www.example.com.
By default, Umbraco listens to both http://example.com and http://www.example.com. This is not good for your Google ranking and SEO, since this will be seen as duplicate content. Fortunately, it is pretty easy to redirect your website to it’s www variant. Here is how to accomplish this.Continue reading
Remove HTTP response headers in IIS 7, 7.5, 8.0, 8.5, 10 and ASP.NET
Windows Server IIS loves to tell the world that a website runs on IIS. It does so with the Server header in the HTTP response, as shown below. In this post I’ll show you how to remove response server headers in IIS. You don’t want to give hackers too much information about your servers, heh? ;-).Continue reading
When a Windows Communications Foundation (WCF) web service returns a 404 Not Found error, after installing the HTTP-Activation feature in IIS, you might need to add an extra Handler to your IIS configuration.
A little while ago I installed Ghost on IIS, along with the required Node.js and iisnode module. All in an isolated test environment, in which Ghost runs as a production site only. Now I wanted migrate from WordPress to Ghost, but failed. Here’s the write up.Continue reading
How to hide the
.php file extension with URL Rewrite on Windows Server IIS? Sometimes it’s important to hide the file extension of scripts you use. Security by obscurity might be that reason, if you don’t want others to know what script language you are using for your website. This example will hide the
.php extension using the IIS URL Rewrite module, in a ready to use web.config & .htaccess example.
uses used URL Rewrite Outbound Rules in IIS, to offload content from a different server and/or host name. This is also known as IIS with URL Rewrite as a reverse proxy, and should improve website performance. Just recently I noticed Outbound Rules conflicted with gzip compressed content. The following HTTP 500.52 URL Rewrite Module Error was thrown:
Contact Form 7 is a WordPress plugin that provides a simple but flexible contact form. On IIS, Contact Form 7 captcha has one HUGE disadvantage: temporary captcha files placed in
wp-content/uploads/wpcf7_captcha, are not automatically removed. The files are made read only. Here is how to remove Contact Form 7 temporary captcha files on IIS…
Information about HeartBleed and IIS. Via Erez’s IIS Blog:
This post describes the steps necessary to install Node.js and Ghost on Windows Server IIS. Ghost is a Node.js web application, specific for just blogging. To run Node.js applications in IIS, you need iisnode as a module. Here is how to install all of this.Continue reading
How to target multiple ASP.NET versions with AppCmd?
When administering an IIS web server you frequently have to use
AppCmd.exe to make configuration changes. Whether it is for a specific web site or server wide. Some think AppCmd is very limited: if you don’t know the options to use, you may think you can only address the x64 .NET Framework version, or only x86, or you can only target the current active .NET Framework version. Fortunately this is not true, you can address both x86 and x64 versions of .NET with AppCmd. Read how…
How to fix Joomla HTTP 500 error after updates? Over the last week we, at Vevida, received quite some problem reports by customers who updated Joomla to version 3.2.0. After logging on to their administrator back-end, they received an HTTP 500.0 error with error code
0x8007000d. Let’s investigate and resolve this Joomla Administrator login HTTP 500 error.