Beginners - C++ Forum - July 2015 (Page 11)

Basic Model-View-Controller structure question

I started trying to make a program that uses menus and displays stuff that the user can interact with (like a image they can move or zoom in/out of, for example...

[4 replies] Last: > I suppose that isn't necessary a problem as long as the the Model cl... (by JLBorges)

by jacem49

Need Help

If I have a (Y/N) statement where I have both "y" and "n" as answers, but to be correct, you can't have a wrong answer, how can I have it to where if it sees an...

[5 replies] Last: Never mind, that fixed it, I just didn't understand at first, sorry. ... (by jacem49)

by kmph

Correctly writing numerically into a ANY integer variable

Just for perfectionism and for sport, I'm looking for a way to correctly read (numerically) into ANY integer variable, under ANY circumstances and on ANY platfo...

[4 replies] Last: > But since we do the comparison T(i) == i, then T(i) gets promoted ag... (by JLBorges)

by il dottore

undefined reference to `Scrittura::creaScritta(char*, int)'

Hi, i have a warning and two errors with the following code: - warning: deprecated conversion from string constant to 'char*' [-Wwrite-strings] - undefined ref...

[4 replies] Last: yes, there is i reuploaded the image have you tryed if the program ru... (by il dottore)

by fguy

weird problem with c-style string and sizeof()

Greetings, The following code #include <iostream> using namespace std; void strdup( char* str ) { cout << str << ", " << sizeof(str) << "\n"...

[6 replies] Last: Yes, but IMO that should be after it has already used C++ strings, vec... (by jlb)

by koce

Listing files in Directory

Hi guys, new comer to C++ here. I am interested in a simple program for klm-files manipulation. Having some C-practice in files manipulation shouldn't be a...

[3 replies] Last: Problem solved. Above, .... for (auto &i : names) std::cout << i << e... (by koce)

by ayesha09

Browse file and save file

hey I am new to c++. I am trying to create a editor program.I am stuck at how to open a dialog box where it asks to open a file from any directory (my pictures...

[11 replies] Last: It is gcnew not new (by coder777)

by jgreenwo13

Problem with Reading File into Array Structure

Im trying to write a code that inputs data from a file into an array of structures, sorts the data alphabetically by last name and then format the data into a r...

[3 replies] Last: Your sampledata.txt only seems to have six items but your structure ha... (by CodeWriter)

by kenking125

Access violation reading location

Hi everyone! My code builds fine but I'm getting the error: First-chance exception at 0x00995CA7 in PcppAssingment(NG CHUNG NENG TP028902).exe: 0xC0000005:...

[5 replies] Last: For example: void Activity:: read acctivities(istream &is){ is >> act... (by coder777)

by MisterWHite

Weird stuff with fd.ignore.

so i was doing an exercise and i had this text file : 6 Guolis P20 30 Riebokslis R33-25KT 12 Karbiuratorius VWG0911 5 Valytuvas APK1...

[2 replies] Last: woops :D, alrighty (by MisterWHite)

by kavinda weerachandra

help with "IF" statements.

hi i am very new to programming and starting to learn c++ i made this simple program to sort out outcome if set of conditions meets requirements and its giving...

[2 replies] Last: thank you very much Yanson. It worked.. (by kavinda weerachandra)

by j95193

A small problem running my game

Hello, I am trying to code up an adventure game that reads from a script on a text file. The program compiles and runs but it does not read from my .txt file an...

[1 reply] : Try changing this: fin.seekg(NULL,ios::beg); to this: fin.seekg(... (by xismn)

by FireCoder

Script broke.

Any one help me fix this? //The following calculates the average of three numbers. #include <iostream> #include <cstdio> #include <cstdlib> float...

[3 replies] Last: #include <iostream> //The following calculates the average of three ... (by closed account 48T7M4Gy)

by MaseratiDeluxe

Big O notation question

Am i right to assume that the main difference between Big O o(n) and Big O o(1) is the fact that Big O o(n) uses a loop to iterate and Big O o(1) does not? I kn...

[5 replies] Last: What I've done is about as simple as it gets -- What's left is some ba... (by Duthomhas)

by ARAMDEVASTATOR

I have a problem about float

I tried to do calculator but when I play the program it gives wrong result. int secim,secim2,s1,s2; printf("Dort islem icin :1\n"); ...

[6 replies] Last: Firstly, I m so thankful to you. I am sory. I just missed to turn %s t... (by ARAMDEVASTATOR)

by doozer45

need help Identifying what OS in on a PC programmatically

I am currently working on a project to get an existing 32 bit app to work in windows xp and windows 7. Currently the program works in XP is called us a script ...

[2 replies] Last: Win 7 32-bit uses just the "Program Files" folder for programs, 64-bit... (by closed account E0p9LyTq)

by jacem49

Need Help

I need help, I'm pretty new to C++, and I have an issue with this code, after I answer "Y" the cout text from int extra() doesn't show up in the console applica...

[2 replies] Last: I feel stupid for overlooking that, thank you. (by jacem49)

by Sajla

Probably a stupid question

I started with book c++ primer 5th edition. In first chapter there is a prog in which i should type smtn like 21 12 32 12 and it should say: 21 occures 1 time ...

[5 replies] Last: The only stupid question is one that you learn nothing from. (by kevinkjt2000)

by Filorn

decimal-to-binary number converter

Please help me. this f*cking converter doesn't work but i don't understand why. #include<stdio.h> #include<math.h> int n,i,v ,x,p; //Funzione per conv...

[4 replies] Last: I forgot about your loop. [code firstline=6] for(i=10; i<0; i--){ ... (by Duthomhas)

by curious noob

Output to high scores txt file not as expected

The code at the bottom is a program to update a txt file with high scores. If I continually update with a new highest or lowest score, there doesn't seem to be ...

[3 replies] Last: Also looks relevant: http://stackoverflow.com/questions/25413243/seekg... (by curious noob)

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Beginners - July 2015 (Page 11)