[point] Forum Topics

Hello Daniweb Community, I was wondering if anyone could help or point me to a good tutorial on how to use Google Authenticator in PHP.

I've made a rectangle with another 3D point inside. The rectangle is textured with an image. Now, I need to move the point that is inside the rectangle to another 3D position. Does anyone knows how this is possible? The only way I found, that is no good for what …

The expected outcome dosent agree with result. Following is the code snippet. int a,c; a=10; c=0; c=(--a)+(--a); printf("C: %d", c); printf("\nValue of a: %d", a); I expected C to be 17 i.e (9+8), but it comes out to be 16. And a becomes 8 as expected. When expression is changed …

Hi, i'm trying to use an `AffineTransform` to transform a point to pixels on a 400x400 canvas. What kind of transform would you use? For example: given the points (-1, 1) --transform--> (0, 0) (pixels) (1, 1) --transform--> (400, 0) (pixels) (-1, -1) --transform--> (0, 400) (pixels) (1, -1) --transform--> …

The following piece of code outputs 0.1000000000001 float a=0.1; printf("%lf",a); But if I add a 10 times as long float b=0.1+0.1+0.1+0.1+0.1+0.1+0.1+0.1+0.1+0.1; printf("lf",b); It outputs as 0.999999999999989 But if a=0.1 is stored as 0.1000000000001 then the answer should be greater than 10 due to the 1 in last column.Then why is …

Hi! I have a Edimax 7612UAn V2 USB Adapter and I don't now how to use it as an acces point. I'm using Linux Mint. By default it doesn't work as a acces point. Is there any way to put it in Master mode? I want to create a wireless …

Pros: HARDCORE COVERAGE! Easy installation Lots of options dual band USB sharing 4 guest networks per band fast nice setup menus that look good and easy to navigate lots of security support connections are solid Cons: only thing is lack of print server, other than that it's perfect. Other Thoughts: …

I wrote a short program to factor numbers, and it works in most cases. The problem I am getting is that when I use a very large number I get "Floating point exception: 8." I am assuming that I am trying to divide by 0 on line 43 or 46, …

I have a wireless access point. I can connect to it just fine. I can go to Google and I can type in a search, however I cannot GO to the searches result links at all. I've tried IE and Firefox and both the same. I can search for something …

#include<stdio.h> #include<conio.h> void main() { float a[5][5],x[3];float t,s; int i,j,k; printf("enter a matrix of order 3*4"); for(i=0;i<3;i++) { for(j=0;j<4;j++) { scanf("%f",&a[i][j]); } } for(i=0;i<3;i++) { for(j=0;j<4;j++) printf("%f ",a[i][j]); printf("\n"); } for(i=0;i<=1;i++) { for(j=i+1;j<=2;j++) { t=a[j][i]/a[i][i]; for(k=i;k<=3;k++) a[j][k]=a[j][k]-t*a[i][k]; } } printf("The upper triangular matrix is as\n"); for(i=0;i<3;i++) { for(j=0;j<4;j++) printf(" %f",a[i][j]); …

Hello, I am very new to C and having the hardest time with arrays. I am attempting to find a pivot point in a sorted array for example { 1 2 4 5 9 } might become { 5 9 1 2 4 }. I am thinking it should be …

I own a small computer business and have for almost 10 years now. We have used just a basic POS system and i am looking to replace it with something more oriented towards my type of business. Specifically something that in addition to taking care of my POS needs, be …

how to find the radius using the center point only... the only given point is the center point... how to get or calculate for the radius...

Hello all, I'm having trouble getting google to give me anything useful because I don't know the name of the algorithm I'm looking for.  This image shows different ways of connecting two points together, A is just plain lines, C is bezier curves but what is the algorithm …

Hi Frendz, I have a set of polygon points on google map. I need to find whether the given input point is lying inside of the polygon or not? If anybody found articles related this please guide me. And also i need the same with poly line.

Hi! I have a decimal number (e.g 6433) and would like to see the process of converting this to IEEE short real floating point format! Any help is appreciated ;)

I started writing this code as practice for my Computer Science class. The goal was to help with structs and arrays. But I have come to a problem. The file will compile, but returns a message saying "floating point exception." Doing research I see there could a few reasons, but …

Heya guys, basically here is some code for a simple example program: [CODE] unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, ExtCtrls; type TForm1 = class(TForm) img1: TImage; procedure FormCreate(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form1: TForm1; …

Hello All ! I'm trying to write a Robot Class who have several methods. One of its methods is move() that move the robot the direction his looking at, one step ahead. I'm getting an error on this: [CODE]switch (Direction) {[/CODE] If some one can help me find the mistake, …

Hello again! I'm having trouble trying to double the value of my coordinates in my point. The object is to create a pair of eyes and their position is identified by clicking a point in the graphic window which would allocated the centre of the left eye, and the second …

Hi everybody, I have been having trouble with the output of a set of points for my triangle program. When I run my program, it outputs in the end "triangle1 coordinates: Vertex A is java.awt.Point[x=12,y=13]" and I have no idea how to format it to hide the "[B]java.awt.Point[/B]" part. Any …

Problem: solve the following Source of SHORTEST DISTANCE path of A,B,C,D,E,F,G. I already did link the strings of dots of ABCDEFG and made a polygon which is the other objectives, my only problem now is calculating the source of the shortest distance part of A,B,C,D,E,F,G. Am using net beans. Guys …

Hi Frendz, How to check whether the given point(latitude,longitude) is in polyline or not using php? I have set of latitude and longitude points of polyline in my database.

How to add control for marking area using points,lines and polygons on google map and how to store that area in mysql db? Becoz i need to give alert message when my vehicle cross that area in my vehicle tracking system.

working on a 32bit architecture and i'm adding two arrays together slot by slot into a third array so if I have 3,4,4 and 4,4,4 in the arrays the third array should contain 7,8,8 at the end of the function I was able to pass in the arrays correctly and …

Hi.. how to calculate distance between two points.. each point have a coordinates (x,y). please help..

I have left my source of information as docstring comment on code side. If you want to solve the problem yourself do not run the code. This code actually gives the correct answer. I have not reacted to the border case comment in my formula source as it is quite …

I am receiving my secure WiFi from a distance and would like to set up an access point to strengthen the signal at the receiving point. My current setup is a D-Link Randbooster wireless N Router with WAP security. My Belkin wireless N router has the ability to be set …

I am trying to save a form location to a database whenever the LocationChanged event is triggered on that form. [code] private void DisplayForm_LocationChanged(object sender, EventArgs e) { DSLocation = this.Location; ((Form1)this.MdiParent).NotifyChanges(this); // notify parent form that there are changes on this child } childForm.Location = StringToPoint((string)row["location"]); [/code] DSLocation is …

Dear all, I would like to buy one or two (if needed) wifi access point for my lab. The lab hall is about 50 meters long and there is a concrete wall in the middle. This is mainly to give an internet connexion (so no huge file transfer). Would it …