I have a simple web app, built with .NET Core (3.1) MVC and EF Core 5, containing a PersonController and a PersonService. (The project was provided by a teacher in my educational program, and he doesn't understand why the problem…
As mentioned in the title I have a variable of type Jproperty? How can I identify if it is empty? I can check if is NULL but not able to check if it is empty
Create a new empty C++ Windows console application in Visual Studio 2022. Add a "main.cppm" file and populate it with this: import <sstream>; int main() { std::stringstream ss; ss << "Hey world!"; return 0; } It should compile and run…
I have a JSON object which looks like { "results": [ { "id": "abc456", "groups": [ { "parent_group": null, "type": "D" }, { "parent_group": null, "type": "DEPARTMENT" } ], "examples": [ { "id": "e13b1e97-31e3-46e6-9d8f-9776c52e5ce0", "date": "2020-05-10T00:00:00Z" }, { "id": "bd31d475-6137-4409-8d17-535f1bf94071",…
I need to write a generic jQuery method enable/disable a drop down list based on a checkbox value. I have 2 components (each has a checkbox and a drop down list) and I don't want to write the exact same…
EDIT: it seems that this code snippet works, but in visual studio it doesn't work, i don't know why this program takes a command line argument "c" and it has to approximate pi using the recursive formula, #include <stdio.h> #include…
I'm new to Boost and I'm trying to use it with C++. I'm using boost_1_82_0-msvc-14.1-64.exe on Visual Studio 2017. I've written some code that reads COM port data and I've tried my best to fix it, but for some reason,…
I'm using m1 air mac. I made 1012.cpp file in "0x09" folder. But I mistyped "cpp" as "Cpp". There was a problem when I compiled this with vscode. here error message: cd "/Users/7bella/Desktop/sourcecode/vscode_c/barkingDog/0x09/" && clang++ -std=c++17 1012.Cpp -o 1012 &&…
I made a program that takes a screenshot and saves it in the local folder (this worked). I deleted that part and wanted to show the newly taken screenshot in a newly created window. Everything is good, the screenshot gets…
I'm attempting to run a WinExe with <UseWPF>true</UseWPF>, but it is not even running a simple Hello World program. I'm not sure what's wrong at this point, the only clue is this inner exception. An unhandled exception of type 'System.BadImageFormatException'…