General C++ Programming - C++ Forum

I am working on a console application that is to take inputs from the user and output the largest so far only the first two inputs seem to work, the last three ...

[5 replies] Last: It's easier to store the maximum number in a separate variable and the... (by dhayden)

by RealGiganitris

From char to long double

I have an array of characters which holds this data: '2'',''2''.''5''6'',''0''.''5'','';'. Regardless of how improper this is, for the sake of simplicity, I'll ...

[2 replies] Last: Thanks! (by RealGiganitris)

by Ozzy69

Help me with the library chrono

Hi, i am with problems in library chrono, because when put within of the fuction switch, appear a messenger of error, look of the picture. Sorry for my engilsh!...

[1 reply] : A jump to a labelled statement ( case xxx and default are labelled st... (by JLBorges)

by smsmsm

pthread write in file

Well I have program which have 5 thread one of them is write I know that all the other thread work correctly but in write thread it doesn't write to file co...

[no replies]

by csstudent123

get Ip address from sockaddr

//Server int sock; pthread_t thread; struct addrinfo hints, *res; int reuseaddr = 1; /* True */ /* Get the address info */ ...

[3 replies] Last: Uh, OK. I can't see how anyone can hate stackoverflow, but regardless... (by naraku9333)

by Won

Split string

Hi! I would like to know, how could I split a string in all possible way? For example: 123456789 It's easy to write the code, to split into two. 1 234...

[15 replies] Last: Thank you very much MiiNiPaa !! It works perfectly! In some version ... (by Won)

by csstudent123

read from client and save to a folder in server

Hi. I have written a server. Now in the process of writing client. Say i send a file to server called myFile.pdf and wish to save it to a directory in...

[1 reply] : This question is leaning toward being platform dependent OP. Basically... (by Computergeek01)

by northfleet

Weird Including Issue With Injected DLLs

Right, I don't really know how to phrase this question, as my issue is quite strange. Basically, I am using a DLL which is injected into another program. The...

[3 replies] Last: If you are referring to that part about "what is actually happening" t... (by Computergeek01)

by edmamol

Cant get input to be used in calculation

i am new c++ learner and i am writing this program thats supposed to take input from the use and calculate the average but i cant seem to get the input to be us...

[3 replies] Last: Thanks a lot SamuelAdams, now it works, and i have been tearing my hai... (by edmamol)

by asd11

Problems with the compiler I guess...

Hi everyone, I've just done a simple game in C++ (sth similar to impossible rush if you know it) using classes. At first building and running it, everything was...

[5 replies] Last: My last post is the final version! ;-) (by asd11)

by iKjetil

move sematics

If we have say a move constructor like this: struct A { int n; A(){ n=0; } A(A&& other) { n = other.n; } }; And I do something simple as: A...

[3 replies] Last: Passing by reference is bassing by reference: no copy is made. (by MiiNiPaa)

by Osej Alhasad

Printing a table!

Hi guys! Here is the deal: I have some data stored in a float data and each row represents a "math, geography, etc" and each column represents the grades rela...

[2 replies] Last: see http://www.cplusplus.com/reference/iomanip/ use iomanip header fi... (by sujitnag)

by smsmsm

write in specific line in c++

Hi I have a file with 1000 of '\n' ( I mean it has lots of line) I'm looking for a way to writ in specific line of it.

[1 reply] : With the way file systems work, you have to rewrite the whole file. If... (by LB)

by Moonraker101

Multidimensional Vectors

I was wondering how one would go about initializing a 2D vector. With a regular vector, one would typically just initialize the vector in the following mann...

[3 replies] Last: > I keeping getting an error with > vector<vector<int>> v = {{1,2,3},... (by JLBorges)

by cGuru

Sorting A Vector Of Structs By Contained Data

I am sorry if there is similar questions already present on the website, but am currently failing to understand certain parts of the algorithm. I have a Struct...

[3 replies] Last: Well, I have posted a link to example. You need a "predicate" example ... (by MiiNiPaa)

by Lellba47

Console Interaction

I'm working on C++ on CodeBlocks with consoles of application. I'd like to set the value of a variable from one program in another program (having two programs...

[10 replies] Last: A very simple way would be to use a temp file to store data they could... (by SamuelAdams)

by ataik

finding differences between two htm files

I have two htm files including the components and 9 parameters of components and there are lots of components in the lists. When i try to change to text file it...

[1 reply] : A html file is just a text file with a fancy name so that a web browse... (by SamuelAdams)

by mescalito

Strange problem when compiling a program

Hi, every time i try to compile the following code the compiler strangely opens another window with another code in it (that i didn't write ,i know i'm missing...

[2 replies] Last: i'm using Dev-c++ 5.11 (by mescalito)

by rushwe11

Check amount of digits

Whats the faster way (fewest lines of code)to check amount of digits a user enters. for example i have struct money { int value1, value2; }; ...

[3 replies] Last: A number that is larger than 99 does have more than two digits, doesn'... (by keskiverto)

by alexandrapeper

how to resize a vector

void bag::add(BAG_ELEMENT_TYPE newElement) { if (my_size == my_capacity) { my_element.resize(2 * my_capacity); } my_element = newElement; my_si...

[1 reply] : my_element.push_back( newElement ); (by ne555)

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General C++ Programming - June 2015 (Page 3)