121 Topics
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Hello Friends, I have 6 to 7 threads which are running parallely. Thing is I have to put Thread.Sleep() between each threads. How Can I optimize it? [CODE]else if (__selectedString.equals("Master DataInput")) { try { if (RecordStore.listRecordStores() != null) { System.out.println("IT FOUND RECORDSTORE ......"); RecordStore.deleteRecordStore("Company"); RecordStore.deleteRecordStore("Product"); RecordStore.deleteRecordStore("Model"); RecordStore.deleteRecordStore("Customer"); RecordStore.deleteRecordStore("Sales"); System.out.println("Delete All … |
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I need to tackle the question of threading in Visual C# application development. In its most basic use, I will need to "branch out" to SQL SPs (for example), but need to be able to inform the user that "I'm doing something" - such as the following outline: 1- user … |
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Hi, Trying to get this bit of code to work so that a train goes up the track, leaves the track and then a train comes down the track, leaves and then a train comes up the track and so on. Only one train is allowed to go onto the … |
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Hi, I am working on a project which requires to update a JEditorPane or JTextField simultaneously by multiple clients. It is something like this. [B][1]. There are several users( i.e a group) with the same application which contains a JEditorPane. [2]. There is a group leader for a group( note: … |
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I have a multi-threaded application using over 500 threads and I want to log certain things that go on inside these threads to a single log text file, however not all the threads can access the file at the same time so how can I do this? The only way … |
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In the name of God my IDE is visual studio 2010 (c#) I want to create 3 threads for 3 sort(bubble sort,quick sort & merge sort) to show which function sort quickly? for showing this I make 3 array of buttons(for every func. 1 arr) & I want to sort … |
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Hi, I want to write thread function myself and don't want to use boost or AfxBeginThread(). Oh, and it works in /MD[d], /MD, MFX. Thanks a lot DestinyChanger |
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Hi Guys, I am developing a VB application along with MS Access... When I initially load my form I need to put my application to sleep for 3 seconds or else data wont load properly. So for this 3 seconds I would like to show a progress bar displaying a … |
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Hi all, I am currently trying (and now wondering if) you can add multiple threads to a program to do the same job? Basically I am writing a web crawler for a search engine and it adds many URLs to an ArrayList which is used as a queue. I add … |
"Cross-thread operation not valid: Control 'DataGridView1' accessed from a thread other than the thread it was created on." I've been avoiding multithreading because of this since I started with vb.net a couple of weeks ago but it looks like I have to start using it now. I simply don't understand … |
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Hi folks, Please forgive a bit of a n00b question, but I'm working with the SwingWorker class and want to create a subclass of this which includes an input type, as well as the existing output and progress-message types (so basically I'd have "CTSwingWorker< I, O, M >"). Now, I'm … |
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Hi all I'm designing a multithreaded application which has long running threads. I need to check some condititons in the main thread, interrupt the threads and end the program if the conditions are true. But i'm not sure if this is the correct/safest way. Here's my pseudo: [CODE]main() { boost::thread … |
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Hi, I need to create a program to do a threaded merge sort (kinda), but in the meantime I am trying to pass a struct through the the Merge method (thread runs this method), but I keep getting seg faults. I am sure its something obvious, please help me out. … |
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Hi, I wanna traverse inside the file system by using threads and processes.My program has to assume the first parameter is either given as "-p" which offers a multi-process application or "-t" which runs in a multi-threaded way. The second parameter is the pathname of a file or directory. If … |
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I want to parse through a root folder which is entered by the user by using multi threading and multi processing at different versions.But how can I distinguish while I am parsing through a root folder whether the next is a folder or a file?To summarize I want to learn … |
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I am creating new thread everytime in the for loop .. but many times the loop takes the same filename and creates new thread. Doesn't Work: [code] foreach (string s in fileEntries) { t = new Thread(() => Shrink(s)); t.Start(); } [/code] I have tried individually for each file creating … |
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Hi there, I'm working on a project which incorporates the following: [LIST] [*]Reading data from XML [*]Writing data to XML [*]Interpreting XML and passing the information to various places [/LIST] These are on different threads, and I've used a Mutex to make sure they don't try opening the main XML … |
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Hi all, I could really use some help with a multithreaded server/client application that I'm building. I'm first experimenting with basic concepts and then am going to implement the results within a larger application. However, I find myself stuck on a particular issue. Initially, I transfer a file from the … |
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This is a great example for a thread stop. Simple debugging trick for any looped process that needs the "e-brake" applied while making sure that the thread is working correctly. The idea is that you can manually stop a thread, to prevent that hanging sensation during any process. This works … |
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Hey I have a program that has a webBrowser navigate through a few pages, and when it gets to the last page I set it to navigate to, checks if there is a certain string on that page. I just switched my code around to use multithreading and now the … |
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Heey Guy's, I'm having trouble understanding the Threading within an application. I will try to explain the program: 2 forms 1 parent (Server) 1 child (Client) both screens run on local computer (no network is needed) The server generates a random number once I've pressed a button. The number must … |
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i'm wondering how to use a function named timer(); while executing another function at the same time??? can anyone help me with this?? i researched about threading but it's too complicated for me |
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Hi Everyone! I have here a queue: [CODE]my $qTool = Thread::Queue->new();[/CODE] I want to show all the elements that the queue contains. [CODE]my $qItem = $qTool->peek();[/CODE] The code above returns only either the head of the queue or an element at a specified index. Is there a way for me … |
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Hey, I was trying to make a program which displays two chars A and B on the screen. Using the WASD keys, it lets you move the A char around and using the arrow keys it lets you move the B char around. I wrote the following: [CODE]Module Module1 Dim … |
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hello everybody.. recently I'm doing attendance software connected multiple RFID devices, the device doesn't support seeking new input automatically, so I need to implement the loop to seek next card automatically, the read function takes 3 parameters. I did read from each devices but separately. I need to read from … |
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Can anyone help me improve my source code below? I tried fixing it but apparently, there's not much success. [CODE] #define NUM_THREADS1 1 void *go_to_website2(void *program); void *go_to_website1(void *program) { char* str[3]; str[0] = (char *)program; str[1] = "http://www.google.com"; //supposedly 2nd website to go to str[2] = '\0'; char* new_prog … |
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Can anyone help me improve my source code below? I tried fixing it but apparently, there's not much success. [CODE] #define NUM_THREADS1 1 void *go_to_website2(void *program); void *go_to_website1(void *program) { char* str[3]; str[0] = (char *)program; str[1] = "http://www.google.com"; //supposedly 2nd website to go to str[2] = '\0'; char* new_prog … |
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Hi, I'm writing a large program but require Multithreading for this software. I've searched the web for just over an hour and now is just after midnight but still can't find anything simple. The only thing I saw that came close to what I need was at [URL="http://www.computersciencelab.com/MultithreadingTut1.htm"]http://www.computersciencelab.com/MultithreadingTut1.htm[/URL] but I … |
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Hi, I have some code which creates a PDF based on the data posted to the entry point page (print.aspx). When I run a page with multiple frames in, each accessing the main print.aspx and posting data etc. but for some reason each frame loads one at a time, rather … |
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Hello I created the following project to show you guys how I plan to do things. But my main project will be bigger and will have multiple classes. I'm just trying to get this to work properly so I know I'm using good practice when coding. ok, lets begin :), … |
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