Out of the box, Umbraco is a well built and pretty fast content management system. However, it is important you perform some steps to further optimize Umbraco’s performance and loading speed. Here on Sysadmins of the North, I wrote about “11+ tips to optimize Umbraco CMS” earlier, and in this post I write about implementing them. On a just installed and running website.
Jamshed Damkewala writes on devblogs.microsoft.com: Starting in December 2020, we will be delivering .NET … Read More
How to fix System.Collections.Generic.KeyNotFoundException “The given key was not present in the dictionary” Exception with MySQL Connector/NET and utf8mb4 character set
An System.Collections.Generic.KeyNotFoundException “The given key was not present in the dictionary” can be the result of using a too old MySQL Connector/NET version in your ASP.NET web application.
This article provides you with a couple of ASP.NET to SQL Server connection string examples for ODBC and OLE DB. And as a bonus for ASP to SQL Server, MySQL, and SSL encrypted connections too.
Whenever you need to test your ASP.NET connection to your MySQL database, using ODBC, you can use the following C# test script. Currently it uses MySQL ODBC 8.0 Unicode Driver, but you can easily change the version used. As a bonus it prints some connection information and it requires an SSL connection to your MySQL database (SslMode=REQUIRED).
Users can install and run multiple .NET Framework versions on their computers. When you … Read More
Remove HTTP response headers in Windows Server IIS 10 and ASP.NET because 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. Here is how w to remove Server and other HTTP response headers in Windows Server IIS and ASP.NET. Using web.config files. You don’t want to give hackers too much information about your servers, heh? ;-)
Test MySQL database connectivity in ASP.NET, PHP, ASP; Simple MySQL connection test from your website with ASP.NET, PHP & classic ASP. Whenever you need a MySQL connectivity test from a website or server, it’s handy to have various test scripts nearby. Whether it is because you are setting up a new website or you have just installed a new server and are running your tests.
Configure Umbraco for SQLServer sessionState storage, for your ASP.NET sessions. This post explains how to prepare your Umbraco website for a high performance web garden or web farm, and load balancing environments: Store your ASP.NET / Umbraco sessions out-of-process (OutProc). As opposed to the default in-process (inProc) sessions, where sessions are saved in the worker process. Create a high performing, fast loading Umbraco website.
How to add custom headers to System.Net.Mail? When sending an email using the MailMessage class (System.Net.Mail namespace) in an ASP.NET website, certain email headers like Message-ID are not always set. When a Message-ID header is missing, email might be blocked by the recipients SMTP server like Gmail. Therefore it is necessary to set such headers.
You can address both x86 and x64 versions of .NET 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. Target multiple ASP.NET versions with AppCmd!
Today one of our clients received a System.Net.WebException error on a newly deployed ASP.NET … Read More
(ASP).NET programmers have to keep certain rules in mind when developing high performance ASP.NET applications, and/or optimizing your existing ASP.NET website. A lot of information is available on this subject. In this post I’ll share some valuable posts, and I continue to update this post when I find something new. Posts about ASP.NET performance I frequently pass on to customers so they can improve their ASP.NET web applications.
Send authenticated SMTP over a TLS encrypted connection, in PHP, ASP and ASP.NET. If you want to send email securely from your website, this post is for you! In this post I’ll provide some script examples for ASP, PHP, and ASP.NET (C# / VB.Net – System.Net.Mail) that you can easily integrate and use to securely send email from your website.