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Beginners - February 2015 (Page 27)

not understanding try{}, catch(){} in void funtion

This program is part of calculator discussed in B.Stroutrup's "principles and practice using C++" book. We (actually he) made seperate function calculate() and...

[2 replies] Last: Ohh :) I didnt see that while(true) was outside of try{} Thanks for op... (by etrusks)

by dniq

Phone number verification problem

My code asks the user to type in a 10 digit phone number. If its less than or more than 10 it will tell you and prompt you to enter again. If you type in letter...

[10 replies] Last: Okay so all you had to do was tell me to get rid of the "string", beca... (by dniq)

by mtbrooks1993

Weird error

I get a weird error where I get a weird symbol that looks like this "╠" can anyone help me on what is going on? Everything works correctly except the last lin...

[6 replies] Last: I went through it like you said and I got it working. Thank you so muc... (by mtbrooks1993)

by obito94

why won't my if statements work?

I'm trying to make a chatbot using if else printf scanf in theory I think it can be done, as I don't see why not. It's not meant to be amazing or anyth...

[11 replies] Last: (sigh) OK, the last post I will make on this topic. I ASSUME that ev... (by nickeeromo)

by chouhaizi

Multidimensional array, backward induction

Hi, if someone is willing and able to do pm it would be very helpful as I cannot post the code public. I am struggling with a few things, the first being the...

[1 reply] : So if I have a constructor initialised in a header file and its first ... (by chouhaizi)

by glenjoker

binding an rvalue reference to an lvalue reference using move()

Hi guys, I just encountered a few problems regarding the usage of move() function. 1. Normally, the compiler forbids users to bind an lvalue(include an rvalue ...

[5 replies] Last: Get it. Thanks a lot!!! (by glenjoker)

by papafranku

Getting the largest/smallest value, sum, average, standard deviation from a set of numbers

I am trying to run some code that I found which gets a set of numbers from a text file and calculates all the above, but when I do this is my output: "The l...

[2 replies] Last: Line 18. How many numbers do you attempt to read and what would happe... (by keskiverto)

by pacman169

Error

Hi, Getting error when trying to compile #include <stdio.h> #include <ctype.h> #include <string> using namespace std; void to_lower(const char*s); { ...

[2 replies] Last: #include <stdio.h> #include <ctype.h> #include <string> void to_... (by pacman169)

by dknb

C++ Assertion Failed

Hello guys! I´m really new in all of this, but I have been working on this game server for a while now. (DarkEden version 6.68) The game client has most ...

[2 replies] Last: I managed to find this program few months ago from korean forum, I con... (by dknb)

by realityking

Database Join OPERATION

Hello, i have taken an university course called Database Systems even though i don't even have an idea about how to use C++, homework's statements are as shown ...

[2 replies] Last: Hi thanks for your answer, wish those files would be helpfull, in addi... (by realityking)

by Nielyboyken

Keep checking if-statement

Hello How do you keep an if-statement active? I already searched the whole internet, but only found results on how to keep your terminal active. So, this is a...

[2 replies] Last: ^How would that work if I use the SFML library? if (sf::Keyboard::is... (by Nielyboyken)

by leashbomb69

help with code =[

Please does anyone know what the problem with my code is, it won't compile =[ #include <iostream> #include <iomanip> #include <string> using namespace...

[7 replies] Last: stop duplicating threads (by xenovia12)

by freiza

Typdef problem

What does this typedef means? typedef<size_t SIZE> I have never seen typedef in angle brackets. Please Explain.

[no replies]

by ksvd

developing a webpage

Hi I am a beginner of programming and started developing web application in .net framework .I am required with some reference links / blogs/articles developing...

[3 replies] Last: HTML/CSS is NOT a programming language, it is a markup language. (by Mr D)

by h4ever

How to convert 2 bytes from string to integer?

Question: How to convert 2 bytes from string to integer or how to convert them directly to R,G,B without performance lost? Maybe the question should be: how to...

[1 reply] : The 16-bit bitmap uses these bits to save RGB values: R-G-B 5-6-5 bi... (by h4ever)

by seiyakun

how to compile this?

i feel so dumb right now. what does it mean set() definition. // array5.cpp - friend function // This program will compile, but it won't link without the...

[1 reply] : Hi, You didn't specify what the setVal function does. You should do... (by TheIdeasMan)

by BillyBob

Comment it

Hi, this is my homework question: A language expert Mr. LG objects the designers of C++ on the bases of following two arguments: ·A single looping constr...

[5 replies] Last: Give me bit more idea about it. Thanks. (by BillyBob)

by EightBitHopes

Can't figure out the negative sum

Hi guys, can you help me out telling me what do I need to write in order to get the sum of the negative elements in every row ? I figured out how to do the sum ...

[5 replies] Last: Cool .... Now it would make my day if you implemented some of the oth... (by TheIdeasMan)

by h4ever

Problem to set pointer to last position of string

unsigned char * p,end; p = *pBitmap; end = *p+(bmpfile->dib.raster_size-1); bmpfile->dib.raster_size is 33554432 p is 0x600020 '\377' <repeats 8188 ti...

[4 replies] Last: Thanks I see the mistake now. Actually I want to loop the p until p<en... (by h4ever)

by BillyBob

Question

Hi, What is lvalue in C++ ? Thanks.

[2 replies] Last: Got it, thanks. (by BillyBob)

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