I got a new Lenovo ThinkPad T480S with less than $700 this holiday season to replace my HP Envy 15 but I don’t want to throw the old computer away because it is still working well, so I decided to keep it as a test computer. I can use it to test the last release of various Linux distros, such as Ubuntu 19.10, Fedora Workstation 31, elementary OS 5.1, Zorin OS 15, and more, or […]
Yearly Archives: 2019
7 posts
Problem Computer crashes are inevitable and system reinstallation becomes the last resort when they happen, then all sorts of problems emerge after the reinstallation for you to fix. Sounds familiar? That was exactly what happened to me recently. After my computer crashed, I tried Windows update, driver update, and Windows reset, but none of them helped, so I finally decided it is time to reinstall Windows to have a fresh start. I have reinstalled Windows […]
Bootstrap is a very popular open-source toolkit for developing professional web applications and it can be used along with other JavaScript frameworks, such as Angular. One way to add Bootstrap in an Angular application is to use npm to install it in your application. Open a command window, then navigate to your project folder, then execute the line of code below: After the installation, you will need to modify the angular.json file to add the […]
Last week when I was working on an ASP.NET Core web application, suddenly I got an error like this: The common causes listed in the error message are quite vague and not very helpful. But fortunately, the link in the error message above to Microsoft’s documentation site provides some guidance on how to fix the error. I have to admit that the troubleshooting information in the error message or on Microsoft documentation site does not […]
By Jason Groce – https://github.com/dotnet/docs/blob/cb475ed45f881e9462e34764480d3b0ebce85e91/docs/images/hub/netcore.svg, Public Domain, Link The new .NET Core 3.0 was released on September 23, 2019, with lots of new features and new changes. Often times, those new changes will not cause any trouble but sometimes they do. And there is one specific change in this new update that will give you a headache if you update to .NET Core 3.0 without reading what has been changed in the new release, and […]
After you create a new login for a database in your SQL Server and try to use it to connect to your database, you may encounter a “login for ‘your_username’ failed” error. The reason for this common error is that by default MS SQL Server runs in “Windows Authentication mode”. And you will need to change it to “SQL Server and Windows Authentication mode” by following the steps below: Launch SQL Server Management Studio Log […]
The CSS transitions and transformations make it very easy to change different properties of an element on a web page and to apply those changes without using JavaScript. For instance, we can use simple CSS transitions to move a <div> box slowly to the right side of a window when the mouse hovers over the window, as shown in this code snippet: See the Pen A simple moving box by Jeffrey (@NTOTL) on CodePen. In […]