How to catch the duration and return value of many python parallel sub-process
I need to write some code in python that launches 8 processes in parallel and that, for each process, is able to report their return value and their duration in microseconds.Unfortunately I don't know...
View ArticleIs there a "return NULL" equivalent for return-by-reference functions?
I'm working with existing code that returns a reference, something like this:int &func(){ static int i = 5; return i;}I would like to return an error case as "NULL" but of course NULL doesn't work...
View ArticleReturn instance by value from a method stack compilation
Can you explain why this won't compile:(this is the error: ../Man.cpp:33:9: error: conversion from ‘Man (*)()’ to non-scalar type ‘Man’ requested)Code:Man goo(){ Man m(); return m;}but this does:Man...
View ArticleMultiple values in single-value context
Due to error handling in Go, I often end up with multiple values functions. So far, the way I have managed this has been very messy and I am looking for best practices to write cleaner code.Let's say I...
View ArticleMy factorial function is not returning factorial
I am not able to find out why my function returns the user input only rather then the factorial of the input.#include <stdio.h>#include <math.h>int factorial(int x){ //int x; int sum = 1;...
View ArticleIn php, should I return false, null, or an empty array in a method that would...
I've found several responses to this, but none pertaining to PHP (which is an extremely weak typed language):With regards to PHP, is it appropriate to return false, null, or an empty array in a method...
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Accessing PSCustomObject Properties After Return from Function in PowerShell
I am working on a HealthCheck script that will check if a specific application is installed and verify the version number of the app, and verify id the service for that app is running. For testing...
View ArticleWhy does this CodeIgniter controller method always redirect after calling the...
I'm building a log in for my website. I have this if statement:$application = 'home';$this->user_model->loggedin() == TRUE || redirect($application);$rules =...
View ArticleReturn value from a stored proc on error
I have an sp in SQL Server that when errors returns -4What does -4 mean? Is there a table somewhere explaining what the possible return values are?There must be some standardFor exampledeclare @RetVal...
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