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General C++ Programming - November 2012 (Page 24)

I need to copy bytes from data stored in memory. I need to begin copying from a starting point within this data and only copy a specific amount of bytes. Here i...

[3 replies] Last: 01101001 Unfortunately, if someone give the bits above and ask what t... (by kg1992)

by Imadatobanisa

Targeting point

I have to do some calculations. In short, the math exercise is : Double xCurrentPt, yCurrentPt; Double xTargetPt, yTargetPt; Double angle; Suppose a man is...

[1 reply] : This might help you: http://en.wikipedia.org/wiki/Triangle#Computing_t... (by AleaIactaEst)

by vistacali

float

after run program #include "iostream" using namespace std; int main() { float a = 10254158.3454; cout << a; system("pause"); return 0; } /* result :: 1.025...

[1 reply] : you can modifiy the precision of the output (i.e. the printed digits) ... (by AleaIactaEst)

by Adeline

Why i get negative values of eigenvalues for covariance matrix

I suppose to collect Array of Covariance Matrix. However, the last few values of eigenvalues I get negative values. Can anyone who experience in covariance...

[9 replies] Last: I don't have much experience of what you are doing here but I do notic... (by mik2718)

by skarla

SDL help

I have download files of SDL_mixer But i can not make my program play music(the wrong is in the files). I have make good programs like(pacman,simple mario with...

[no replies]

by JAMES 23

a recursive function and an iterative

How can Print This shape using a recursive function and an iterative function * & * & * & * * & * * * & * & * * & * & #include<iostream> #include<string>...

[no replies]

by skarla

question

Linked list and Dynamic arrays and sorting(bubble sort,etc...) are 1)C or 2)C++ or 3)C and C++ stuff? I ask because c++ use STL vecotrs for dynamic arrays,s...

[1 reply] : They are general words, not specific to any particular language. std:... (by Peter87)

by rvbplayer123

Char to int?

I'm writing a program that reads text from a text file into a c-string and then convert the ascii character to integer. I already did the reverse process. integ...

[4 replies] Last: "Char to int" is always correct. Why did you ask this question? Spam? ... (by Imadatobanisa)

by WesleySnipes

Using setw and left from iomanip

I got it working! Thanks.

[2 replies] Last: for( auto i=exampleMap.begin(); i!=exampleMap.end(); ++i) { ... (by cire)

by WesleySnipes

Word Counter using a map

So I want to count the occurrences of every word in a text file. It scans the file and for each word passes it to my insert function. Here is the code for my in...

[10 replies] Last: Well.. That's pretty significant then.. Wow! :) Glad it worked out for... (by Thumper)

by Nausea

SDL: Checking how hard a key was pressed?

Is there a way to check how hard a key was pressed? For example if you want a player to be able to jump certain heights depending on how hard you pressed the ...

[2 replies] Last: NO. There is no way for the computer to determine that. You would nee... (by TheIdeasMan)

by dem7w2

Polymorphism with linked list

I'm working on a program for an internship interview, and I came across a problem. The program consists of a base class, Document, which PdfDocument and WordDoc...

[11 replies] Last: Thanks. I saw that flaw in the template parameter list too but I did n... (by closed account D80DSL3A)

by paetim

Changing codes, Please help !

Here is my assignment: Create a program that would read the content of an input file and write it back to an output file with all the letters "C" changed into ...

[2 replies] Last: I need help in creating the first file for this. How would I create th... (by paetim)

by Hogr yousif

end of line in caser

how to ended the line of caser ?please answer me

[3 replies] Last: Whoops. Thanks for the correction, LB (by whitenite1)

by paetim

vending machine sample need help, please look!

I have to make a sample run look like this. I cannot seem to get this right. what am i doing wrong. PLEASE HELP! Sample run (as a suggestion) Welcome to...

[15 replies] Last: Thank you (by paetim)

by wesly

Read all the key value pairs from the ini file

Hi team, My ini file looks like- key1=12 key2=14 key3=13 and so on..... what i want to do is to retreive all the key-value pairs data. I tried u...

[13 replies] Last: Rule of thumb: don't use platform-specific code for dealing with platf... (by LB)

by jkfde

C++ pass array help

I need it to return the entire array from userNumbers function and store it in usernum array in main function. **there are some blank functions right now bec...

[8 replies] Last: [quote=jkfde]when you say int winnum [ 4 ]; does that mean there i... (by LB)

by QuickShifter

Variable value is outside the compiled program

Dear all. I need to have something like the input file, where I could change some variable value, and run the program. There are a lot of variables, and it woul...

[5 replies] Last: You may want to consider simplifying the format or using INI with an e... (by LB)

by closed account 3qX21hU5

Help with SFML linker error (1,2)

So just starting getting familiar with SFML and I'm having some trouble understanding the tutorial on their website to setup everything for Visual Studios. Im ...

[24 replies] Last: Thank you cire for pointing that out. (by closed account 3qX21hU5)

by SIR ZERO

need help finishing a program

Hello everyone, I am working on a project and I ran into a dead end due to my knowledge. I wrote what I can but I know I'm missing things, I would greatly appre...

[4 replies] Last: Well first off, it says parallel arrays. So don't use a 2D array. That... (by ResidentBiscuit)

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