You need to use it’s .Value property of your object to compare it, not itself. if (dtpTravelDate.Value < DateTime.Now) { MessageBox.Show(“Date Selected Cannot be Before Today’s Date”); } solved operator ‘< ' cannot be applied to operands of type 'system.windows.forms.datetimepicker' and 'system.datetime' [closed]
As for loading the functions, take a look at this page. And also, don’t forget about context creation. As for setting it up in Visual Studio, you would probably just need to link OpenGL lib files (opengl32.dll for windows, .so for linux, etc..) This snippet might be useful (taken from the first link): void *GetAnyGLFuncAddress(const … Read more
The Error is because you haven’t open the connection before using it. First open the connection with the line “myCon.Open();” before using it in SqlDataAdapter and then use the ‘=’ operator in the select query of the where clause. you have missed that too in your query. Your code should be private void trydb() { … Read more
I solved this, install hdbclient 32 bit and copy libadonetHDB32.dll/.pdb again as libadonetHDB.dll/ pdb into hdbclient. solved %1 is not a valid Win32 application ERROR WITH HANA [closed]
On the properties window you can change the privacy of the components. You need to change the button privacy to public. –EDIT What fildor wrote is a better aproach 2 solved Accessing form’s button field [closed]
If you want to open the form with a console application, you can refer to the following steps: First add this code in .csproj file of the console application: <Project Sdk=”Microsoft.NET.Sdk”> <PropertyGroup> <OutputType>Exe</OutputType> <TargetFramework>net5.0-windows</TargetFramework> <UseWindowsForms>true</UseWindowsForms> </PropertyGroup> </Project> Second add project reference of GUI VISUIALZATION: Finally you can refer to the following code in console application: … Read more
It is hard to give you the exact code, right now, but the recipe: First you need to understand what it entails. Every person has different proportions. Someone has a wide waist, but fit (athletic), someone has a wide waist, but has also big belly (fat figure), another has a wasp waist. Such variations are … Read more
MSDN: During installation, Extension Manager uncompresses the .vsix file and puts its contents in %LocalAppData%\Microsoft\VisualStudio\10.0\Extensions\Company\Product\Version. Company, Product, and Version are specified in the extension.vsixmanifest file, and correspond to the namespace, project name, and version number that are set in the project properties. But strange, I also cannot find. I tried to install DbContextCSharp.vsix and find … Read more
Yes you can, and it’s actually enforced really well (unlike gcc/clang etc, where __attribute__((always_inline)) is unfortunatly still optional for the compiler, depending on multiple other compiler flag settings). The keyword works in all versions of Visual Studio. solved VS __forceinline in cpp [closed]
As several of the commenters have already helpfully pointed out, this is not possible. Round-tripping (i.e., opening and manipulating project files created by an older version of Visual Studio in a newer version of Visual Studio) was not supported until Visual Studio 11. The only way to open a Visual Studio 2008 project/solution in a … Read more
A MS SQL Server database, by default, only has a single schema (dbo). You can add schemas to group things for either security or organizational purposes. In your case, the schema apbd was created and Student was created on that schema not the dbo schema. So, to reference that table, you need to use [apbd].[Student]. … Read more
From what you’ve said, and assuming that the code is running from Form1: int width = this.Width; int height = this.Height; solved Setting width in C# ActiveForm has no effect
See StreamWriter w = File.AppendText(“log.txt”) https://msdn.microsoft.com/en-us/library/3zc0w663(v=vs.110).aspx solved c# text file format using StreamWriter [closed]
Firstly, this shouldn’t be a Java Specific question. Secondly, a quick google search could have given you this answer Including this one -> SCIENTIFIC CALCULATOR USING C-SHARP(C#.NET), which basically covers all the scientific functions you’re looking for including the Radian to Degree conversion solved Scientific Calculator in C# [closed]
Unhandled exception at in ConsoleApplication1.exe: Microsoft C++ exception: std::invalid_argument at memory location solved Unhandled exception at in ConsoleApplication1.exe: Microsoft C++ exception: std::invalid_argument at memory location