c++

[Solved] How is “a” used in my program?

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[ad_1] You declare an uninitialized variable of type int with identifier a: int a; The user provides a value to a. std::cin >> a; A copy is returned from the function: return a; Calls to the getValueFromUser() will create a temporary a, assign it to user input, and return it each time. [ad_2] solved How … Read more

[Solved] What is the advantage of passing by reference to shared_ptr over passing by reference directly

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[ad_1] The only reason a function should accept a std::shared_ptr as a argument is if it may need to share or modify the ownership of the resource. If not, don’t pass a std::shared_ptr. If the function will definitely need to take shared ownership then it should accept a std::shared_ptr by value. Only accept a std::shared_ptr& … Read more

[Solved] how to check if a second has elapsed c++

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[ad_1] In C++11, you can use std::this_thread::sleep_for() to get your program (well, the current thread, strictly speaking) to pause for approximately the length of time you specify. For example: #include <chrono> #include <thread> using namespace std::chrono_literals; int main() { int variable = 0; while (variable < 10) { std::this_thread::sleep_for(1s); // sleep for one second ++variable; … Read more

[Solved] Unity3D transform like mirror?

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[ad_1] Put an empty gameobject at the bottom of your screen. Add a collider(Box collider can do) to it and make it isTrigger and position it just below your screen. Write a code and add it to that empty gameObject with collider to check if any of your object is interacting that collider. void OnTriggerEnter() … Read more

[Solved] How to make a professional Log in page such as “Tumblr” in Vs 2012 C# [closed]

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[ad_1] Why don’t you mess with some HTML and CSS until you get something similar to what you want? We can help you with the hidden details and bugs, but we are not your personal web developers… Take a look at these websites with some tutorials on how to do such things: http://tympanus.net/codrops/2012/10/16/custom-login-form-styling/ http://www.freshdesignweb.com/css-login-form-templates.html From … Read more

[Solved] I am getting C++ syntax error [closed]

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[ad_1] The syntax error has already been pointed out in the comments. Also, as it has been mentioned, you never reset i after for loop, which prevents your while loop from running. However, you have to also take in mind that this char test[] = “”; allocates array test of only 1 character long. You … Read more

[Solved] Understanding an exercise in K&R [closed]

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[ad_1] The while loop continues to execute as long as it gets a character from stdin that is not EOF: while((c = getchar()) != EOF) Two char variables are declared: c and lastc. For this logic to work, the current character and the previous character must be known. Initially, lastc does not have a value, … Read more

[Solved] C++ reverse_iterator error

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[ad_1] you should define your vector variable first : std::vector<string> mylist (5); then use a reverse_iterator for it : std::vector<string>::reverse_iterator rit = mylist.rbegin(); update: if you put using namespace std; then when you compile your code you will find that the problem with list={} because list is reserved class in namespace std so you can’t … Read more

[Solved] error LNK2019 – I feel like my code should compile but am getting this error [closed]

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[ad_1] You have dimension mismatch in your genData parameter and rain array: You have: double rain [YEARS][MONTHS]; but used it in a wrong way: void getData (double rainArray[][YEARS], int yearArray[]) //^^^ should be rainArray[YEARS][MONTHS] similar issue for the printData function [ad_2] solved error LNK2019 – I feel like my code should compile but am getting … Read more