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38 Posted Topics
 | I am working on a Windows application, and I have a Settings Dialog box with 5 text fields. I currently get the values of each text field with: GetDlgItemText(hDlg, IDC_EDIT_SIPADDRESS, sipAccount->sipAddress, 80); GetDlgItemText(hDlg, IDC_EDIT_USERNAME, sipAccount->userName, 80); GetDlgItemText(hDlg, IDC_EDIT_PASSWORD, sipAccount->password, 80); GetDlgItemText(hDlg, IDC_EDIT_HOST, sipAccount->host, 80); GetDlgItemText(hDlg, IDC_EDIT_STUN, stun, 80); And then … |
| | I have a class Client that is the main class for my Windows C++ application. Inside the client class, I have a number of variables and functions. One variable I'm having trouble with is the manager: private IRManager* manager; The main function of my class is int APIENTRY InnoVisitClient::_tWinMain(HINSTANCE hInstance, …  |
| | I am going to redo the interior of my truck (a 1998 Chevy K1500 Pickup) and want to mount a Android tablet in the dashboard to replace all my stereo and environment control (maybe vehicle lights too). My plan is to write an Android app to do this, but I'm … |
| | For a shell script used to automatically generate c++ code files, I have to split certain names apart for them to be formatted. I split them at a capital letter, but I do not want to split if there are multiple capital letters in sequence. For example: I want this … |
| | I am using Awk inside a bash shell script to search header files for c++ functions so I can add these functions to another file. All of the functions I need will have form: type getName() or type setName(type value) Right now I get all the functions listed in between … |
| | In building an application, I can make the project on one computer, but I can't on my other one. The thing that is holding me up is: [ICODE]#include <cppconn/resultset.h>[/ICODE]. I've searched but I can't find the package I need to install to get this library on my computer. I'm running … |
| | For a (homework) project, I have a class ComplexNumber that needs to be printed. I have a number of operations that can be done on objects of the class (addition, subtraction, multiplication, division). Each operation returns a new ComplexNumber to be printed. How exactly do I print this? Do I … |
| | In working on a logfile for an application, I needed to limit the size of the logfile to 1000 bytes. Since it is not possible to delete lines from a file in C++, I used the following steps: Rename the logfile to a temporary name. Read the temporary file. Write … |
| | Re: c++ wait() I would venture to guess that one of those libraries has declared 'status as a variable or function. Try changing the name to something like 'mystatus' or 'waitstatus' and see if you still get an error. |
| | I am testing Linux video servers and setting them up through a web interface. The web interface is being used to set the IPv4 address, the hostname, and disabling DHCP. The web interface is run off of the video server, and accessed through a web browser. The page can be … |
| | In setting up an embedded system, a Linux box needed to have a read-only root partition. However, the OS must be able to write to certain files (the drive was partitioned into /, /home, /tmp, /usr, /var with the only read-only being / ). So I created symbolic links to … |
| | For an assignment in a computer programming class, we have to install 3 linux distributions on one machine from three different trees. I chose to install Ubuntu, Fedora, and OpenSUSE. I already dual-boot Ubuntu and Windows 7, but I'm not sure about the partitioning. I have 460GB of space in … |
| | In going through some homework, I was able to do some of the problems, but not others. For example, one problem was "Produce a list of employee last name, first name, job function, department name and department location. Use appropriate, user friendly column aliases." I finished this with this code: … |
| | I was writing a makefile for a web interface program that installs the cgi scripts to a (Linux) OS. The makefile works fine, but it needs to be able to install to different directories for different distributions (Fedora, Ubuntu). On Fedora, the scripts need to go to /var/www/cgi-bin and on … |
| | This is homework. I have to write a bash shell script using awk to process three delimited text files and produce a formatted report. The three files are as follows: [CODE]GRADES file John Bunyan:90:100:75:60 Maria Montessori:80:90:60:82 Alice Cooper:75:80:54:47 Harvey Mudd:89:45:89:95 PROJECTS file test1:30 test2:30 paper2:20 exam:50 LEVELS file A:89.5 B:79.5 … |
| | This is homework. I have to create two tables with certain constraints. However, I keep getting syntax errors, and I really have no clue exactly how to format it because there are so many different 'templates' out there. Here is what I have so far. [CODE] create table Departments (Department_ID … |
| | In writing a CGI script, I have come across several errors. As I went through and fixed the errors, I seemed to get all of the syntax errors but as I completed the last ones, a long list of errors came up that I did not understand. In trying to … |
| | This is another homework problem. I thought it was easier, and I wouldn't need help, but I keep getting a segmentation fault when running the program. The assignment is to use a recursive function to output the amount of candybars we can buy with a user-inputted amount of money. Each … |
| | This is homework. I was writing a bash script that accepts a list of group names on the command line and produces a group report detailing the group id and the number of group members identified in /etc/passwd for each group. Output will look like: Group Report Group GID Count … |
| | In writing a logging program for a SDK Engine, I have come across some problems. The logging function works fine when called with test programs, but when I run it in a full test of the SDK Engine, no file is ever created. I added some testing lines to make … |
| | I've got Open SUSE 11.4 and Ubuntu 10.10 now installed on the same machine now, but I need to edit the GRUB so I can boot into them. I can boot into OpenSUSE fine, but since it overwrote the Ubuntu bootloader, I can't seem to get it to boot into … |
| | In writing a logfile program, I need a function to output the log entries between two dates. I use [ICODE]seekg()[/ICODE] and [ICODE]tellg()[/ICODE] to save the position of the first entry to output and last entry and then go back later to output the data in between. However, [ICODE]seekg()[/ICODE] when told … |
| | I have a CSS-styled HTML drop-down menu that I want common across all web pages. Right now, I have the HTML coding in each file, but the CSS link is broken in subdirectories so the stlying does not work. How can I get the CSS to be linked properly and … |
| | This is homework. Here is the problem: Produce a list of employee last name, first name and department name. Use appropriate, user friendly column aliases. This is from the tables [ICODE]DEMO.EMPLOYEE[/ICODE] and [ICODE]DEMO.DEPARTMENT[/ICODE]. The relevant column names are [ICODE]LAST_NAME, FIRST_NAME, DEPARTMENT_ID[/ICODE] (from [ICODE]DEMO.EMPLOYEE[/ICODE]) and [ICODE]DEPARTMENT_ID, NAME[/ICODE] from [ICODE]DEMO.DEPARTMENT[/ICODE]. As you … |
| | I am writing a program that writes log entries to an external text file and returns them upon request. When called, the return function should output the log entries between two user- submitted dates or outputs the last 100kb of the file if that's what's requested. The logfile stores each … |
| | In writing a logger for an application, the datestamp ends up adding a new line. The datestamp function is as follows: [CODE]string log_class::get_time() { time_t rawtime; time (&rawtime); string timestamp; timestamp = (ctime (&rawtime)); return timestamp; } [/CODE] This outputs something like [ICODE]Tue Sep 6 14:58:35 2011[/ICODE], but when called …  |
| | I am making a video recording program that takes input from a v4l2 webcam and outputs to an avi file. Using gstreamer in c, I have got most of the program to work, and the file is created. I can get the pipeline to display the video to the screen, … |
| | In my current project (homework), I am storing a pair of values in a map. The ID is an integer, and the value is a string (name of a movie) and an integer (rating of the movie on a 1-5 scale). I need to get the elements into the map …  |
| | Is there a way to move data from one map to another without it being re-sorted? Ex: I have a map of [ICODE]<int, pair<string, int>[/ICODE] where the key is the number of vowels in the string (int) and the pair contains a moviename as string and rating as int (multiple … |
| | I was reading through the SIP documentation and was confused on a few things. I can't figure out what code to implement to open a transaction between a server and client. What IP address and port and what encoding should I use (for a video server). Thanks for any help. |
| | I am working on a VideoServer for my company, and in making the cgi files for the Web interface, I came across the following error: " invalid conversion from ‘int’ to ‘VideoOutputMode‘ " This was from line 4 of the below code, in the WebInterface file: [CODE]form_iterator vout_mode = formData.getElement("DisplaySettingsVOutMode"); … |
| | This is homework. I am not asking for someone to write this code for me, just to help me understand how to solve my problem. I have to take two lists or integers inputted by the user, sorted in ascending order and combine them using pass-by-reference to return a pointer … |
| | In my program that uses separate compilation, the only problem I have left is a linker error. To see if it was just a syntax error somewhere obscure, I made a simple "hello world" program that uses separate compilation. I get the same error. The code is below. If someone … |
| | This may be a simple fix, but I have a class for a program that contains some member functions that manipulate a vector. The vector is a private member variable, and is filled from an array using a constructor. When I try to access the member functions to manipulate the … |
| | When writing a program that uses separate compilation (I have a header file, a .cpp file that declares all the member functions of the class in thee .h file, and an application file). I used a constructor to pass the contents of a dynamic array to a vector, but it … |
| | Okay, we had an assignment in computer class that I have been working on for awhile but what I've got so far isn't working. It seems that it may be a compiler issue, but since I can't get to a linux compiler (what the program will be evaluated on), and … |
| | The first day of class today we had an (optional) diagnostic programming assignment. The problem is: to take an input file with a sentence in it, and make all letters except the first one lowercase, make the first letter uppercase, and remove any extra spaces and line breaks. After working … |
| | Hello, I need to take a file filled with numbers and input them into a two-dimensional array. The file would look like: 3 6 3.9 4.5 2.1 1.0 2.4 4.3 3.1 4.2 5.1 6.2 1.0 2.7 1.2 2.3 3.1 4.2 5.2 6.4 where the first two numbers are the vertical … |
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