写 LINQ 的时候，别习惯性 .ToList() 了。停下来想一想：“我真需要它能增删吗？” 这两行代码看起来差不多，作用也都是立刻执行查询，并把结果存下来。但它们其实有本质区别，适用的场景也不一样。 别急着抄代码，先搞清楚该用哪个，才能写出又快又稳的程序。 用 .ToList()：如果你拿到结果后，还想增删元素（比如 Add、Remove、Insert）。 用 .ToArray()：如果你只是 ...

作为Windows系统的核心运行库，.NET Framework 4.0.30319是许多经典软件、游戏及开发工具赖以生存的“基石”。然而，用户在下载、安装或配置过程中常遭遇安装包缺失、错误代码弹窗、DLL文件报错等问题，导致程序无法正常运行。本文深度解析NET Framework 4.0.30319的 ...

Iron Software builds trusted .NET libraries for document automation. Generating PDFs from HTML is a common requirement for .NET developers, whether for invoices, reports, or web page exports. However, ...

The .NET framework allows cross-platform development on Windows and Mac, and Microsoft released version 8 for both in November. Here's what that means to developers. In the late 1990s, Microsoft began ...

Microsoft says Razor Pages development in ASP.NET Core can make coding page-focused web-dev scenarios easier and more productive than using the controllers and views integral to another option: the ...

IT Hit WebDAV Server Engine is provided with many WebDAV server examples in C# and Visual Basic that demonstrate how to build a WebDAV server with SQL back-end or with file system storage. You can ...

"I think we can say that VB.NET finally made it to ASP.NET Core," developer Mohammed Hamdy Ghanem told Visual Studio Magazine about his new open-source project. The project, eShopOnWeb in VB.NET (.NET ...

Microsoft has revealed it will support Visual Basic on .NET 5 but also that it has no plans to evolve the language. As Microsoft's .NET team notes, Visual Basic on .NET Core only supported Class ...