Got same error in this line Object temp = range.Cells[i][0].Value; Solved with non-zero based index Object temp = range.Cells[i][1].Value; How is it possible that the guys who created this library thought it was a good idea to use non-zero based indexing?
This is the answer I wanted to find in StackOverflow but couldn’t. It turns out to be fairly easy to turn a simple C# dll into a COM dll. To create the C# dll Create a solution with a C# class project. The class should have an interface for the properties/methods and an interface for … Read more
The example will be, for Linux: 1) Create a C file, libtest.c with this content: #include <stdio.h> void print(const char *message) { printf(“%s\\n”, message); } That’s a simple pseudo-wrapper for printf. But represents any C function in the library you want to call. If you have a C++ function don’t forget to put extern C … Read more
Below is a working example of calling F# from C#. As you encountered, I was not able to add a reference by selecting from the “Add Reference … Projects” tab. Instead I did have to do it manually, by browsing to the F# assembly in the “Add Reference … Browse” tab. —— F# MODULE —– … Read more
One of the solutions is to use the RawRepresentable protocol. It’s not ideal to have to write the init and rawValue methods but that allows you to use this enum as usual in both Swift and Objective-C. @objc public enum LogSeverity: Int, RawRepresentable { case debug case info case warn case error public typealias RawValue … Read more
Having multiple languages in one project is actually quite common, however the principles behind are not always simple. In the simple case, different languages are compiled to the same code. For example, C and C++ code typically is compiled into machine assembler or C# and VB.Net is compiled into IL (the language understood by the … Read more
.NET 4.6.2 Solution Use the \\?\C:\Verrrrrrrrrrrry long path syntax as described here. .NET Core Solution It just works because the framework adds the long path syntax for you. Pre .NET 4.6.2 Solution Also use the long path syntax and the Unicode version of the Win32 API function with P/Invoke. From Naming Files, Paths, and Namespaces: … Read more
You can use the module called win32clipboard, which is part of pywin32. Here is an example that first sets the clipboard data then gets it: import win32clipboard # set clipboard data win32clipboard.OpenClipboard() win32clipboard.EmptyClipboard() win32clipboard.SetClipboardText(‘testing 123’) win32clipboard.CloseClipboard() # get clipboard data win32clipboard.OpenClipboard() data = win32clipboard.GetClipboardData() win32clipboard.CloseClipboard() print data An important reminder from the documentation: When the … Read more
The bool type has a checkered history with many incompatible choices between language runtimes. This started with an historical design-choice made by Dennis Ritchie, the guy that invented the C language. It did not have a bool type, the alternative was int where a value of 0 represents false and any other value was considered … Read more
There’s a new git-remote-hg that provides native support: Bridge support in Git for Mercurial and Bazaar Just copy git-remote-hg to your $PATH, make it executable, and that’s it, no dependencies (other than Mercurial): git clone hg::https://www.mercurial-scm.org/repo/hg/ You should be able to push and pull from it as if it was a native Git repository. When … Read more