January 2023

The official website of our company Duoqi Digital Creative was newly revised and launched at the end of last year. Almost every page on the website has a contact form of Duoqi , which is sent to the back-end API through AJAX to record and send emails to our company’s service mailbox. Over 100 spam

I often write some sample programs or experiment with some new features of C# through LINQPad . One of the most commonly used APIs is the built-in .Dump() extension method of LINQPad. It can output some execution results in the result window, which is very convenient . If you want to talk about shortcomings, it

I often share the project management ideas of Azure Boards in the internal training of enterprises. It is an extremely powerful project management tool. As long as you can break through its threshold, you will be able to effectively grasp the project progress, greatly improve project transparency, and at the same time reduce PM workload.

Yesterday I was sorting out how many string representations there are in C#. I originally thought it should be five or six. The more I sorted out, the more I sorted out 11 different grammars, which is really dazzling. In today’s article, I will sort out my research experience. … continue reading … This article

After learning how to manipulate JSON field data through SQL Server, the next step is to understand how to obtain JSON data returned from SQL Server through C#. This article will mention the method of reading JSON data through ADO.NET, as well as the precautions when reading. … continue reading … This article is transferred

We all know that SQL Server is a powerful relational database system, but since SQL Server 2016, support for JSON format has been added, allowing us to process JSON data structures directly in SQL Server through T-SQL, allowing We have the opportunity to add “semi-structured” data like NoSQL to the “structured data” of the relational

Recently, a colleague changed a personal computer with Windows 11 operating system installed by default, but he couldn’t connect to the company’s VPN server anyway, and was stuck for several days. I helped him check his login status today, and I found that the authentication records on the VPN server are all correct, which means

There are many ways to migrate a Container Image to another host. The easiest way is to set up a Container Registry by yourself or use the Cloud Container Registry service. You only need to push the local image to the remote end, and then you can download it to another computer. However, if it

There are several important system databases in Microsoft SQL Server, one of which is the model database, which is mainly used as a template for all new databases created on the SQL Server implementation. Because the tempdb database will be rebuilt every time SQL Server starts, so the model database must exist in the SQL

Last week, I transferred several Zone files hung on Azure DNS to Cloudflare DNS hosting. Since my Zone files have 81 records, moving them one by one is too slow, so I used some tricks to transfer them quickly. This article In the article, I will share my practice. … continue reading … This article