General C++ Programming - C++ Forum

by kapil2905

How can we explain the following behavior of c++ code ?

Hi, I am finding it difficult to understand the following c++ code behavior. double dz...

[4 replies] Last: Your case 1 does change. But not by much. Anything you do to the lowe... (by salem c)

by Jaen130

Use a file to manipulate a variable.

I am doing a school project on making UI for an atm machine. SO my question is how can I use a varia...

[3 replies] Last: I guess you detect the failure to open the input file, and assign a va... (by salem c)

by DrogHead

LoadImageW returns NULL

This is a simple windows application made with windows.h. I wanted to add an ìmage to it, but the L...

[5 replies] Last: Do you link to gdi32.lib? (I think that is the one you need) ... (by closed account z05DSL3A)

by davidtaylorjai

A basic C++17 text adventure engine

I'm using Code Blocks 17.12 and want to work on a text adventure game. I'm looking for a simple syst...

[1 reply] : Duplicate post: http://www.cplusplus.com/forum/windows/251141/ (by closed account E0p9LyTq)

by closed account ywbpSL3A

Problems with std::string.replace()

I'm trying to write a function, which replaces all occurrences of a std::string with a different o...

[1 reply] : Try... #include <iostream> #include <string> void Func (std::string&... (by closed account z05DSL3A)

by NyctoDhira

Bank Account Coding Issues

Hello, I'm having a hard time figuring out what to do for my bank account program. I haven't gotten ...

[1 reply] : 1. I have to load and save all the data to and from a binary file, but... (by salem c)

by imfromsa

Texas Instrument CC1350 UART for RSSI signal strength

Hi, i currently have an UARTecho that is working and the current code is as follows else if(e ...

[8 replies] Last: I've no idea about the mysteries of your 'display', or what might be i... (by salem c)

by kapil2905

Should we have one class for each responsibility in c++ ?

Hi ppl :), My question is : Should we have one class for each responsibility in c++ ? Consider...

[4 replies] Last: Thanks @dhayden and @Repeater for your inputs :) (by kapil2905)

by darkknight914

Newline in istream

I have the following code and was wondering if there's a function that can be used in istream that w...

[5 replies] Last: As ne555 already pointed out, input and output are not the same thin... (by Duthomhas)

by darkknight914

Print newline for anything but numbers

How to write an if statement that prints a new line for any line in a file that does not start with ...

[1 reply] : if ( !isdigit( str ) ) cout << '\n'; (by lastchance)

by rdeanda1117

I am trying to use a list and iterate through it to find a word and delete the word from the list

I am trying to use a list with a hash table to find an occurrence of a word and delete it from the t...

[1 reply] : ¿do you have a connection between the end of each list and the beginn... (by ne555)

by darkknight914

No Match for operator>>

I need to implement istream outside of class and without friend. I keep getting "no match for operat...

[2 replies] Last: I figured it out. I included a print function in my class and called i... (by darkknight914)

by darkknight914

Overload Operator

I need help overloading operator for the following: class Dot { public: void PutName (const cha...

[4 replies] Last: Every time I included outside the class without friend, I get a "no ma... (by darkknight914)

by ujwala

SQLHSTMT with DB2

Hi All, I am using DB2. I want to know if there is any way/api to get the query string from SQLHSTM...

[no replies]

by elsa

add/display functions not working

This add function is supposed to return the sum of the 5 values of the iterator. It is not doing so....

[6 replies] Last: I solved it. Thank you. #include<iostream> #include<string> #includ... (by elsa)

by WildB

Having trouble duplicating a hexagon array in another array horizontally

I made a simple array to produce a hexagon-like shape within another array. However, everytime I out...

[7 replies] Last: Thanks (by WildB)

by themexpride

Simple Craps program

So I was working in this small program to run over a million times this game of Craps. However, when...

[2 replies] Last: Line 18-19: wins and losses are uninitialized (garbage). unsig... (by AbstractionAnon)

by ChristHerself

Need help with a DNA to mRNA transcription code.

I have a project where i have to read a DNA sequence from a file and print to the console its mRNA c...

[1 reply] : Double posted http://www.cplusplus.com/forum/beginner/251029/ (by salem c)

by closed account 367kGNh0

That error for distributing c++ based ".exe" files

I am sure you're aware of the "MSVCR140.dll"/"MSVCR110.dll"/"MSVCR100.dll is missing" error. I ask, ...

[7 replies] Last: If you used VS2017 to compile the program, and all of its parts, it ha... (by closed account E0p9LyTq)

by darkknight914

Implement function templates

Need help implementing prototype. Data gives the data in the range [init, final) to standard output....

[3 replies] Last: This loop iterates through the sequence (from begin, up to not equal t... (by JLBorges)

General C++ Programming - March 2019 (Page 5)

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