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Programming & Computer Science

- Action or process of writing computer programs. Computer algorithms, data structures, A.I., systems, databases, communications, security...
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Jan16-12 Greg Bernhardt
The general policy of Physics Forums is that requests for help with solving specific problems or exercises must be...
Sep1-09 02:45 PM
0 19,462
programming, resources Sticky Thread Pinned: Programming Resources ( 1 2 3 ... Last)
I thought I'd start this thread about useful sites programmers could go to if they needed general help or information...
Jun4-14 07:18 PM
64 70,524
Please post your C++ questions or comments here for Tutorial 1.
Apr14-14 11:40 PM
168 104,609
I recently noticed a substantial request for c++ information. Therefore it is my pleasure to announce the opening of...
Nov20-05 08:26 PM
8 99,658
I'm trying to work with big integers but for some reason this program won't compile: program prob003 implicit...
May19-13 07:43 PM
4 967
In algorithms, we learn various problem-solving techniques namely Dynamic Programming, Greedy Algorithms, Divide and...
Oct31-13 02:37 PM
8 2,146
I write a test.f to generate a range of random numbers. I use gasdev.f and RAN2.F functions. program main...
May15-12 08:34 AM
0 1,016
Hi all, I have a problem. Someone I know encrypted a text file using AES128 by using binary key file, (He...
Jun15-09 03:54 PM
1 1,318
Hi; I am trying to run a program which includes; call AB write(6,*) 'finished AB' c--------- ...
Nov23-12 06:59 PM
3 1,100
Disclaimer: the only thing I know about Perl is the language name. Raspbian on Pi (512 MB RAM). I have a Perl...
Nov27-13 05:50 AM
3 725
There was a problem in an assignment I was solving, which asked me to break up the elements of a linked list into 3...
Apr25-08 11:36 PM
0 1,779
Hello, I made a program that does calculations on fractions. It's finally finished with all of the validations and...
Oct11-07 10:33 AM
2 1,807
Hi again, I *think* im having a problem with break, as I cant figure out why I am having the problem Im having. ...
Jan27-09 12:49 AM
13 1,008
So I am trying to write a program in C including simple mathematical functions given in math.h. In particular, I want...
Jul27-08 09:48 PM
9 1,943
I'm new in programing. Does enybody knows why this don't work. implicit none integer i,N,Ntot,istag real*8...
Feb8-12 09:01 AM
Petar Mali
3 1,323
I am trying to solve Diffusion eq with implicit method using DGESV subroutine from lapack... But my periodic boundary...
Sep22-13 01:39 AM
5 1,181
Hello all, I'm having a very frustrating time with this piece of code. For some reason, I can't seem to open the file...
Sep18-08 10:52 AM
5 6,067
Hi all, When I use Present(x) to check for the presence of an optional variable, I am getting TRUE even when the...
Jun28-10 09:47 AM
2 3,405
Hi, I received a code written in Fortran 77, and I am trying to compile it and run it using g77. It compiles easily...
Jan19-10 12:26 PM
4 4,778
Hi, I have a program that is entering a infinite loop in the last if else of this loop. The program is printing 3...
Aug29-13 03:37 PM
2 1,031
When I start DrJava in Eclipse the Interactions Pane gives me this: "Could not creat the view: Wait for interpreter...
Oct28-11 10:03 PM
1 2,314
For a function using namespace std; mst(const vector<list<pair<int,int> > > &adj_lists, int v){ // code...
Nov1-10 10:49 PM
2 3,545
I am having some trouble with the hyperref package in terms of it not actually providing links to my internal...
Jul19-08 05:45 AM
3 11,052
// first write the basic functionality for motion void left_forward() { PORTC.F0 =1; PORTC.F1 =0; ...
Aug2-09 01:25 AM
2 1,041
I'm trying to point to the data in struct ele709_record john_doe into the total_mark function. But it's not working,...
Jan22-12 10:12 PM
6 1,157
I have been working with assembly (TASM32) for a few months now and have ran into a problem which I cannot fix. ...
Apr28-08 11:04 PM
14 4,339
Hi there, I'm trying to right a program for class that 1st assigns random single precission floats from 0 to 1 to the...
Sep30-07 09:02 AM
2 4,052
So, I'm new with the JAVA, and im trying to import the properties of one file, into another. it looks like this- ...
Jun29-10 07:10 PM
the other guy
2 865
Hi everyone, I have been measuring some times for an application I'm doing, using some source code I found on the...
Jul23-08 03:13 PM
1 1,852
this is my program but this is not working well.according to me a window should be created and some text will be...
Dec29-11 03:52 AM
4 1,233
I'm having problems generalizing a number sequence. It involves a couple parameters that I will attempt to explain and...
Apr28-13 05:09 AM
1 550
I have this in my .cc file: #ifndef __FASTJET_FASTJET_BASE_HH__ #define __FASTJET_FASTJET_BASE_HH__ // define...
Oct13-07 08:28 PM
5 1,633
Everytime I try to compile the followng code, it fails to give me the values when n is greater than one, I have tried...
Jan22-10 01:02 PM
2 890
Hello again all! In a followup to my last question, I'm making a MLP neural network with back-propagation in matlab....
Jan13-12 12:44 PM
0 2,159
I'm trying to simulate wavepacket propagation in various potentials (so far in 1D). I'm writing in C++, and using...
Jan7-13 07:39 PM
0 653
Hi! I am using a a VISTA Premium system. When i write program containing graphs with turbo and i try to run it a...
Feb18-08 08:40 AM
1 1,863
I am having problems reading a binary file in FORTRAN. I know that the file was generated by the code below: ...
Sep10-08 04:29 AM
1 12,051
I have a problem when I try to LateX my most recent paper....All figures are in the same folder of the original tex...
Nov12-09 08:52 PM
0 1,860
I've tried to implement a list within a class. I did this so that I can make 2 or more objects, where each object has...
Dec29-07 11:46 PM
6 5,313
Hello, I am making an iOS game, written in Objective-C, but I have recently encountered a problem. If you can help me,...
Aug15-14 12:50 PM
4 301
Dear all, I am having some problems with WRF and Fortran. When I compile a software I got the following result: ...
Nov26-09 09:38 AM
4 2,046
I'm using zheev subroutine in a do loop (up to 2000 times) that contains other subroutines and functions. The matrix...
Feb17-12 04:53 AM
4 1,568
Hi Please have a look on the following linked scanned page:
Jan22-11 06:50 PM
11 3,624
I was wondering if there were reasonable ways of producing a graph of a bunch of points in C. Being able to connect...
Mar20-09 12:57 PM
11 13,136

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