In my project, I have the following functions, which perform I/O operations on buffer using read/write system calls: int wrbuf(int fd, const char *buffer, ssize_t size) { ssize_t written_total = 0, written_now; while (written_total < size) { if ((written_now = write(fd, buffer + w...

I'm currently learning rust and need a rocket file upload enpoint for a project. This is what i currently have: It needs to get the file, convert it and add a entry with the file name and timestamp to a database. #[post("/upload?<auth>", data = "<file>")] pub async fn upload( conf...

I would like to get a review from you guys. From all the files in a directory, the method shiftFilenamesOffset is to increment the numeric part (int) of the alphanumeric filename by offset each time, and rename the files. A negative offset is also allowed. Example: offset: -2 Old filename: ...

I am currently building a REST webapi. Right now I am wondering if this design is in the right direction. Firstly, I am using entity framework. I like to call the items in the database DbItems. The items returned by the api are called DtoItems. Just to keep them apart in this example. Mapping I u...

I have a use case of template design pattern with generics as mentioned below. I have AbstractVerificationHandler that provides template for verification business logic which is used by different domain verification handlers e.g UserVerifier depending on the db type and file type POJOs. Can the b...

I am aware that there are packages containing custom React hooks for web sockets, but since I am learning React I tried to create my own. My intention was to create a custom hook that connects to my web socket server and keeps this connection open during the lifecycle of the component, and that e...