[Solved] C++ comparing string elements to an int [closed]
you’re comparing int with char should be: if (liczba[i] == ‘0’) {} else if (liczba[i] == ‘1’) {} 0 solved C++ comparing string elements to an int [closed]
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[Solved] what is the use of == a.end() in find() c++ stl in if conditional?
std::find and other similar functions return the Iterator to the found element. If the element is not found in the container, the returned Iterator points to the end of the specified range (which in your case is std::end). So, find(a.begin(), a.end(), s-i) == a.end() means that element s-i is not in the container a. cpp … Read more
[Solved] Why textbox is not appearing on Clicking the CREDIT/DEBIT radiobutton in C# .net? [closed]
You have to use AutoPostBack=”true” and you can use the below code. Its working Aspx <%@ Page Language=”C#” AutoEventWireup=”true” CodeBehind=”WebForm1.aspx.cs” Inherits=”Stack_Overflow.WebForm1″ %> <!DOCTYPE html> <html xmlns=”http://www.w3.org/1999/xhtml”> <head runat=”server”> <title></title> </head> <body> <form id=”form1″ runat=”server”> <div> <asp:Button ID=”Button1″ runat=”server” Text=”Button” OnClick=”Button1_Click” /> <asp:RadioButton ID=”RadioButton1″ AutoPostBack=”true” runat=”server” Text=”Credit” OnCheckedChanged=”RadioButton1_CheckedChanged” GroupName=”a”> </asp:RadioButton> <asp:RadioButton ID=”RadioButton2″ AutoPostBack=”true” runat=”server” Text=”Debit” OnCheckedChanged=”RadioButton2_CheckedChanged” … Read more
[Solved] A program made in Visual Studio 2010 does not work in Visual Studio 2012 [closed]
you have to change version no of your cs project to dot that go cs proj open with notepad and edit ToolsVersion=”4.0″ to 4.5 and also your your soluntion file eg yourproject.sln open as notepad and edit Microsoft Visual Studio Solution File, Format Version 11.00 Visual Studio 2010 to Visulal Studio 2012 ,,,thats it 2 … Read more
[Solved] Return complex object from .Net core API
The connection reset error is due to your Action method throwing an unhandled exception, returning a 500 to the client. This happens because of the infinite loop Document => Page => Document when the serializer kicks in. An easy way to solve this problem without breaking the relationship (you might need them even when using … Read more
[Solved] How would I set up function to calculate the area of a circle – C
#include <stdio.h> void area_circum(double radius); int main() { double radius; printf(“Please enter the radius of the circle: “); scanf(“%lf”, &radius); area_circum(radius); return 0; } void area_circum(double radius) { double PIE = 3.141; double areaC = 0; areaC = PIE * radius * radius; printf(“Area of circle : %0.4f\n”, areaC); } 5 solved How would I … Read more
[Solved] why do we need a virtual destructor with dynamic memory? [duplicate]
Imagine you have this: class A { public: int* x; } class B : public A { public: int *y; } main() { A *var = new B; delete var; } Please assume some constructors destructors. In this case when you delete A. If you have virtual destructors then the B destructor will be called … Read more
[Solved] C runtime error (undefined behaviour) for performing ++*(p++) on string literal char *p = “abcd”
char *p=”abcd”; “abcd” is a string literal and string literals are unmodifiable in C. Attempting to modify a string literal invokes undefined behavior. Use a modifiable array initialized by a string literal to fix your issue: char p[] =”abcd”; 7 solved C runtime error (undefined behaviour) for performing ++*(p++) on string literal char *p = … Read more
[Solved] std::min is not returning the smaller of two values [closed]
This can only happen if x and y are unsigned types and one of them is zero. Subtracting 1 from an unsigned value 0 will cause an unsigned value to wrap around to the largest possible value for that type. Hence the other value will be smaller. As a side note: only blame your compiler … Read more
[Solved] how to copy numbers from camera lenses and put this copy in another app?
Optical Character Recognition can be done through Windows Phone using the Microsoft OCR Library for Windows Runtime: http://blogs.windows.com/buildingapps/2014/09/18/microsoft-ocr-library-for-windows-runtime/. Here’s a sample application which demonstrates how to use the library: https://code.msdn.microsoft.com/Uses-the-OCR-Library-to-2a9f5bf4 solved how to copy numbers from camera lenses and put this copy in another app?
[Solved] How do I add milliseconds to a DateTime object?
There is an AddMilliseconds() method: var foo = DateTime.Now.AddMilliseconds(100); Or, you can use a TimeSpan with Add(): var foo = DateTime.Now.Add(TimeSpan.FromMilliseconds(100)); solved How do I add milliseconds to a DateTime object?
[Solved] How can memory be allocated to a macro? [closed]
You have define the same abc macro twice. Your compiler could have warned you like warning: “abc” redefined #define abc “rd” And you simply ignored the warning, which you shouldn’t, learn from warning. For good code practise define the macros under one tag, use #ifdef, #endif and #undef. for e.g #ifdef first #define abc 10 … Read more
[Solved] returning a buffer in c [closed]
Is it even possible for “main” to return a buffer? No and you shouldn’t. What should main() return in C and C++? How should I create, append string and return it? char aString[FIXED_SIZE]; memset(aString, 0, sizeof aString); strcpy(aString, “This is a string”); solved returning a buffer in c [closed]
[Solved] What is the best way to loop through a unknown size string array? [closed]
I will attempt to answer this based off of pulling teeth in the comments, and I’m still not 100% sure if this is even what you are after, but are you after something like this? Changes Input parameter is an array so you can actually iterate over it If statements are properly aligned and not … Read more
[Solved] c++ program to check the frequencies of the letters
Update Assuming that the persons who test your program also enter uppercase text, your program should look like this: #include <iostream> #include <iomanip> using namespace std; int alpha[26] = {0}; int main(void) { string text; cout << “Enter text:” << endl; getline(cin, text); for (int i = 0; i < text.length(); i++) { int a … Read more