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Type: Posts; User: Salem

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1. ## Thread: SDL2 Line Artifacting

by Salem
Replies
5
Views
80

### Some code and bigger pictures might help....

Some code and bigger pictures might help.
They're already fuzzy before you describe what's wrong.
2. ## Thread: SDL2 Line Artifacting

by Salem
Replies
5
Views
80

### SDL2 antialiasing at DuckDuckGo...

SDL2 antialiasing at DuckDuckGo
What you're seeing are the cumulative rounding errors of drawing a diagonal line that is not exactly 45'.
3. ## Thread: Terminator in integer Array.

by Salem
Replies
21
Views
423

### > Why does the teacher want the students to use a...

> Why does the teacher want the students to use a terminator then?
Maybe they're trying to teach how strlen() works.
Maybe they're trying to convey one of several methods of solving the same...
4. ## Thread: Looking for some help

by Salem
Replies
8
Views
233

### > I guess this worked as a solution for now, If...

> I guess this worked as a solution for now,
If you call using 16GB of memory 'a solution'.

#include <stdio.h>
#include <stdlib.h>

int FindDevisors(int n)
5. ## Thread: Looking for some help

by Salem
Replies
8
Views
233

### > for(i=0,j=0;i

> for(i=0,j=0;i<=k,j<=n;i++)
Well one reason would be that you're accessing outside the bounds of the array.
You should have <, not <= in your loops.
6. ## Thread: Looking for some help

by Salem
Replies
8
Views
233

### k=99999; int answer[n]; int numbers[k];...

k=99999;
int numbers[k];
//int *current;
//current = (int*)malloc(n * sizeof(int));
int current[k];

The stack isn't an infinite amount of space you can...
7. ## Thread: Can i have some help with an assigment

by Salem
Replies
10
Views
354

### > usually I’m able to read my books and figure it...

> usually I’m able to read my books and figure it out
Well you should be at the stage where you can figure out what compiles and what doesn't.

How do we identify in your pseudo code anything...
8. ## Thread: Terminator in integer Array.

by Salem
Replies
21
Views
423

### > don't know why you need the terminator when...

> don't know why you need the terminator when you know how many numbers are in the array.
Because that's what the assignment said to use.
9. ## Thread: Problem of allocation memory

by Salem
Replies
6
Views
147

### > GetValue(&m1[ROWS][COLS],...

> GetValue(&m1[ROWS][COLS], &m2[ROWS][COLS], temp, temp1, i);
This isn't how you pass on your input parameters.

GetValue(m1, m2, temp, temp1, i);

> multiply(&m1[ROWS][COLS],...
10. ## Thread: My program is giving me an error when I tried to run it.

by Salem
Replies
2
Views
95

### char *countryName[100]; char...

char *countryName[100];
char *countryCode[5];
char *region[200];
char *incomeGroup[100];

You either want

char *countryName;
char *countryCode;
11. ## Thread: I need Help choosing a Gui Designer. I'm very confused.

by Salem
Replies
4
Views
153

### If you've got particular issues with WxWidgets,...

If you've got particular issues with WxWidgets, then wxWidgets Discussion Forum - Index page is the place to ask.
12. ## Thread: Can i have some help with an assigment

by Salem
Replies
10
Views
354

### Like this. printf("User 1\n"); printf("What...

Like this.

printf("User 1\n");
printf("What is your score for the cost of a PS4?");
scanf("%d",&rateCost);

At least try and post something that compiles next time.
13. ## Thread: Can i have some help with an assigment

by Salem
Replies
10
Views
354

### A development process...

A development process

You need to learn to break the problem down into achievable steps. Just staring at the list of things to do and just hoping to visualise the entire answer in one keyboard...
14. ## Thread: Can i have some help with an assigment

by Salem
Replies
10
Views
354

### You need to show us what you can manage for...

You need to show us what you can manage for yourself, and then we help you get past whatever block there is in your knowledge.

Just dumping your assignment doesn't work.
15. ## Thread: Could someone critique this for me, and suggest shorter alternatives?

by Salem
Replies
4
Views
159

### > Is there any way I could have grouped the...

> Is there any way I could have grouped the letter int variable,
Yeah, they're called arrays.

int digits[16];

/*
i = ccnum % 10;
j = ccnum % 1000 / 100;
16. ## Thread: Receiving data, Hexidecimal array, from python script over Socket in C

by Salem
Replies
1
Views
108

### packet.append(0xBF) packet.append(0xAB) ...

packet.append(0xBF)
packet.append(0xAB)
packet.append(0xCD)
packet.append(0xEF)
Well since these aren't printable characters, what were you expecting?

...

by Salem
Replies
9
Views
270

### Except things like threads, concurrency and...

Except things like threads, concurrency and synchronisation are more like platform issues rather than compiler issues.

> uint pos = ++(zque->que);
If you let two threads pointing at the same zque...

by Salem
Replies
9
Views
270

### Why aren't you using actual pthread primitives?

Why aren't you using actual pthread primitives?

by Salem
Replies
11
Views
170

### Circular linked lists are a bit of a pain,...

Circular linked lists are a bit of a pain, especially if you care about element order.

A simple example.

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
20. ## Thread: Terminator in integer Array.

by Salem
Replies
21
Views
423

### I guess it would be something like this ...

I guess it would be something like this

if (opt == 'a') {
for (i = 0; i < num; i = i + 1) { // reading 5 values from user and storing it in array
printf(" Enter the value...
21. ## Thread: Terminator in integer Array.

by Salem
Replies
21
Views
423

### No, there are 10 different places where you make...

No, there are 10 different places where you make the same mistake.

\$ gcc -Wall -Wextra -c main.c
main.c:18:11: warning: format ‘%d’ expects argument of type...
22. ## Thread: Terminator in integer Array.

by Salem
Replies
21
Views
423

### > scanf("%d", &a); All your references to your...

> scanf("%d", &a);
As in
scanf("%d", &a[i]);
23. ## Thread: Segment Violation (Overflow of memory)

by Salem
Replies
2
Views
145

### > root@ And create yourself a proper user...

> root@
And create yourself a proper user account for your day to day activities.
24. ## Thread: Bank account management project help

by Salem
Replies
6
Views
192

### You have to think about what this leaves on the...

You have to think about what this leaves on the input stream
> scanf("%d", &choice);

To understand what this actually means
> scanf("%[^\n]%*c", uname);

The \n that the %d conversion leaves...
25. ## Thread: Bank account management project help

by Salem
Replies
6
Views
192

### Pretty much. printf("\033[2J"); // should also...

Pretty much.

printf("\033[2J"); // should also clear the screen.
printf("\033[H"); // move cursor home

ANSI escape code - Wikipedia
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