I have to do an assignment for my one lecture where i have to create a connection between a client and a server program in C. The server program and the client program have to run on different PC's. After…
I'm trying to make a simple C# HTTP Listener that listens for external connections. I installed dotnet on the VM Instance(uses Ubuntu 22.04 by the way), and uploaded my source files for the HTTP Listener. This is the code: Program.cs:…
In the following code: #include <execution> #include <vector> template<typename T> class Index { public: const std::string& text; const std::vector<T>& index; decltype(index.begin())& begin() { return index.begin(); } // No warning decltype(index.end())& end() { return index.end(); } // No warning const decltype(index.cbegin())&…
I'm importing user from an old Firebase project to another. The import ends successfully with no errors but from the new application, user cannot authenticate with same credentials and the following error is returned: [auth/wrong-password]: The password is invalid or…
uint8_t data[] = "mykeyxyz:1234nky:123n...";. My lines of string has format key:value, where each line has len(key) <= 16 guaranteed. I want to load mykeyxyz into a __m128i, but fill out the higher position with 0. The easiest way is to…
I have an API build with .NET 6 that I would like to host as a Windows Service. For that, I followed the official docs and added the below code to my Program.cs: var options = new WebApplicationOptions { Args…
Consider the following very big object stored in database being access via Entity Framework (EF Core 8): public record VeryBigObject(int Id, string Name, string LotsOfData); And a corresponding DTO: public record VeryBigObjectDto(int Id, string Name); In real life, there are…
The following C program creates an empty file of a specified length. I have tested this on my local Ubuntu 20.04 laptop and it works. I am now running it in an instance at Digital Ocean (Ubuntu 22.04), but the…
I am very new to C++ and programming in general, I am still learning the very basics of how to program but I want to improve. I will attach the full code below. I have two questions: I tried to…
i want to parse a string to get second last character from a string. Here is what i am trying to parse [XX] G_RIMN_4000+_OLEPHI_700+ [InstalmentScheme 1] From above string i want to get the second last character whether it is…