Questions tagged [program-entry-point]

Use this tag for questions about entry points to executables (programs); e.g., the "main()" function in most programming languages. If your question is programming language specific, tag that: language as well e.g. C, C++, Java etc.

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Calling arguments from main() in C from Python with ctypes

I'm trying to call a main() from open-plc-utils/slac/evse.c via ctypes. Therefor I turned the c file into a shared object (.so) and called it from Python. from ctypes import * so_file = "/home/evse/open-plc-utils/slac/evse.so" evse =…
c0nr3f
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C++ Segmentation Fault: 11 while scanning arguments

I am sure this question should be an easy answer, but I have been stumped for a while now. In my code, I have the main function: auto-generated, with the arguments as parameters. Then, I process the arguments and check if flags should be enabled or…
cold10
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Python main method options

let's assume that I have two python scripts. One of them is like: def sum(x,y): return x+y def main(): sum() if __name__ = '__main__': main() The other ones: def sum(x+y): return x+y if __name__ == '__main__'': sum() What…
user16151841
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Why a java program with multiple main methods is not giving any error?

File Name = multiple_main_methods.java class multiple_main_methods_two { public static void main(String[] args){ System.out.println("Class second"); } } class multiple_main_methods_one { public static void main(String[] args){ …
preetika
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iOS Bundling failed 305ms While trying to resolve module `firebase` from file `C:...AuthProvider.js`, the package `C:...firebase\index`. Indeed, none

I have been getting the error for over two weeks now. I have tried clearing my cache, reinstalling firebase, deleting node modules, and downgrading firebase. I am running out of ideas on what to try next. The app I am working on uses Expo-CLI, React…
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I have one commit on my branch, why does rebase onto main step through each new commit on main?

I have one commit on my branch which has modified 6 files, but when I try git rebase --pull origin main, or just rebase my branch on top of main, I am forced to step through each new commit on main separately. Why is rebase not just prompting to…
Ali
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How to configure Run Configuration to execute Main function in JetBrains Rider

I am having troubles configuring my Rider project configuration to run my Main function when I'd like to run the project (which is a simple Console App). Since I am new to the whole C# environment, I am kinda struggling here. What do I need to do,…
Remo
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Can't execute program in the older Go version

I'm trying to build program found on github.(https://github.com/ginuerzh/gimme-bitcoin-address) I have been programming in golang for half a year, but I have never encountered a situation where the program lacks the "go.mod" file or the main…
0x0uer
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Compiling error in Mac OS X

I am trying to compile a file in Mac OS X but keep on getting the error Undefined symbols: "_main", referenced from: start in crt1.10.6.o ld: symbol(s) not found collect2: ld returned 1 exit status Could any one help to find out what this…
noddy
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How to write a unit test using Pytest for the main function in Python

I am new with unit testing and am confused about a lot of things. In the project I have been inherited, there is a __main__.py file, in which there is only one function: import some_class def func1 (some_instance) -> bool: #some code …
wikofad877
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How to include your run-time code in a main method in Python?

This was asked at the end of a Python challenge. [Here is the link to the challenge][1] I would really appreciate it if you could explain it to me or address me to documentation in this subject. I have searched for it and I am not sure if the…
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Does ac **av and argc, *argv[] do the same thing in C

ac and av are passed as argument to main function sometimes instead of argc and *argv[]. Do they do the same thing?
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Getting the Tried calling: []("main") error

Hi I am working on the London Brewery clima app but I am getting the Tried calling:. I have already looked up other solutions to this problem but they didn't work. This is my code: MAIN.DART import 'package:flutter/material.dart'; import…
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leetcode 1st problem called two_sum im geting error,please help me with the mistake what i have done

this is my leetcode 1st day 1st problem called two_sum am getting an error, please help me with the mistake what I have done, in vs code this, below code was getting no error and also no output, but in leetcode I getting an error : Line 25: Char 5:…
B M PAVAN
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Issue with referencing Winform form

I have bean having a issue referencing a winform form I initialize in main, the code for the referencing is as follows, Form1 f1 = new Form1(); Application.Run(f1); f1.changeText("Hello World"); the form itself is defined in another file.…
collent
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