Search DaniWeb - io-exception

IO EXCEPTION 12 Years Ago by amin.sohal … when I try to debuge or execute in netbeans "IO EXCEPTION WHILE READING: Localhost". Project is successfully build. I make… Display output charges , IO exception errors 13 Years Ago by codechrysalis … displaying the zip code. I seem to have a IO exception error for the console.clear() line. Is there anything….Length; } // end of if loop } // end of for loop //IO exception unhandled Console.Clear(); if (isItThere == true) Console.WriteLine("Zip… Re: Chatting Program - Throws IO Exception 19 Years Ago by gokul …got the error message... "IO Exception Error for Creating Socket".. …quot;); } catch (IOException ex){ error("IO error creating socket"); } try{ inStream …()); }catch (IOException ex){ error("IO error getting streams"); } System.out… Chatting Program - Throws IO Exception 19 Years Ago by gokul Hi, I am developing small chatting application... when i try to run the application, it throws the IO Exception while creating sockets.. How to resolve resolve the this one..? please help me.. i attached the code for your view... Re: IO EXCEPTION 12 Years Ago by rubberman Well, you aren't posting the stack trace, nor the related code. Without that, helping you is not possible. Io Error's On Writing an Arraylist to file 15 Years Ago by Dizzzy … } catch (IOException e) { System.out.println("IO Exception"); } } /** reads all requests from the specified… } catch (IOException e) { System.out.println("IO Exception"); } catch (ClassNotFoundException e) { System.out.println… Re: Io Error's On Writing an Arraylist to file 15 Years Ago by Dizzzy Hmmmm i created the The Arraylist<String> list and exported it and it worked fine then i tried again with the ArrayList<Request> allRequests and it didnt work, Same Io Exception. The Request Class implements Serializable and so does the SerializableWriter Class i am using to write the .dat file. Exception in thread "main" java.lang.NoClassDefFoundError: java/io/Console 14 Years Ago by sonamsinha23 Hi i am getting this error even after i have done import java.io.*; Exception in thread "main" java.lang.NoClassDefFoundError: java/io/Console at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:127) Does anyone have any solution to this problem Re: IO Exception/Null 18 Years Ago by mzd12111 Beacuse I/O handling Throws Exception , and java cannot handle these kind of Exceptions automatically , as … a try block and catch Exception , it means : try { ..... ..... ..... } catch (Exception e){ ..... what you want when an exception Occur ..... } notice that Catch block… Getting a null pointer exception when saving image to file. 16 Years Ago by VernonDozier … execute. Any ideas on what could cause the exception? Thanks. [code=JAVA] package ColorForms; import javax…} catch (IOException ex) { System.out.print ("Caught an IO exception - "); System.out.println (ex.toString()); } catch (NullPointerException… Re: Io Error's On Writing an Arraylist to file 15 Years Ago by BestJewSinceJC …import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.io.Serializable; import… oos = new ObjectOutputStream (fileOut); oos.writeObject (list); }catch(Exception e){ System.out.println("Stuff went wrong! NOOOOOO!!!"… Re: Display output charges , IO exception errors 13 Years Ago by thines01 I ran this and did not get an error. I would suggest a serious restructuring of the code, however. If you're allowed or accustomed, I would recommend the use of a Dictionary<string, double> to allow quick lookups without all of the looping. [CODE] var map_s2dZipCharges = new Dictionary<string,double> {… Re: Display output charges , IO exception errors 13 Years Ago by codechrysalis thanks it pointed me in the right direction I have modified the code a bit with some that you posted but I keep getting this annoying problem of unassigned local variable, if I declare a memory location then i get a parent meaning has been defined in the scope and would give a different meaning...Im stuck.. for lines 81-85 [CODE]using System; … Re: Display output charges , IO exception errors 13 Years Ago by thines01 Right, you have not yet gotten the user response INTO the usrSelection variable, so it is uninitialized when you attempt to compare it to the dictionary keys. After that, you still have in a lot of code that will be unused. Re: Display output charges , IO exception errors 13 Years Ago by codechrysalis ok tweaked it a bit more: I now need to adjust something at line 57 where the console will grab the dictionary method value..If i put "null" (totally wrong to do) it displays line 59 nevertheless.. [CODE]using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace PackageDelivery { … Re: Display output charges , IO exception errors 13 Years Ago by thines01 Either remove "usr" or "input". Which ever one is left use that to receive the value from the Console.ReadLine(). Remove the Test() method. Remove the zipCode array. Remove the charges array. Put the dictionary inside Main and remove the DisplayCharges() method. Re: Display output charges , IO exception errors 13 Years Ago by skatamatic This thread is getting a bit painful to follow. You are making your program WAY overcomplicated for what it is doing. If this is for homework, please try to understand the following code before rather than just copy it and hand it in. [code] static Dictionary<string, double> _ZipsAndCharges = new Dictionary<string, double>… Re: Chatting Program - Throws IO Exception 19 Years Ago by server_crash That means it couldn't find the destination. I noticed you are using command line args. Do you know how to get those? It won't run unless you have an argument to the right destination. Re: Chatting Program - Throws IO Exception 19 Years Ago by gokul Hai Server_crash, What is the another way to obtain that..? give me a solution... Re: Chatting Program - Throws IO Exception 19 Years Ago by server_crash Another way would be using a bufferedreader to get input from the user. But why not jut compile with the correct arguments? You know how to do that right? javac ProgramName.java java ProgramName argument1 Re: Chatting Program - Throws IO Exception 19 Years Ago by Sauce Ok so its 9 am...and still no sleep so i wont go thru all this code but just a quick little two cents worth. Its a chat program, the way i normally do these (and there might be others) is to use 2 ports (send / receive) and multiple threads. 1 thread for gui, 1 thread for functionality, and 1 thread for a "ConnectionListener". The … Re: Chatting Program - Throws IO Exception 19 Years Ago by freesoft_2000 Hi everyone, Your error is due to the fact that you have no server. Read up on sockets and serversockets to improve your skills Richard West Re: Chatting Program - Throws IO Exception 17 Years Ago by lijumon Can any one help me with a solution to use porttalk.sys to communicate with parallel port Thank You Re: Chatting Program - Throws IO Exception 17 Years Ago by Phaelax lijumon, make your own thread and do not attempt to hijack other threads. gokul, what is "aik6 - my system name"? It might know how to connect to 'localhost' or an IP address, but unless your home network is setup to recognize aik6 in that manner it probably won't know what the heck that address is. Re: Chatting Program - Throws IO Exception 16 Years Ago by andrew13d hey all, I was also thinking about a chatting application. However I am kinda new to programming. Would someone pliz guide me on how to go about it using C++ or C#(i've gone through the basics of C++). Can the chatting "operation" be achieved by scripting also? Re: Chatting Program - Throws IO Exception 16 Years Ago by Ezzaral Well, you are off to a good start by choosing to hijack an old thread in the [B]Java[/B] forum to ask someone to walk you through it. Post your question in the C++ or C# forum and don't be surprised if you get very general answers to such a general question. Re: Chatting Program - Throws IO Exception 16 Years Ago by andrew13d Thanks. I will try that but about the question being so general I don't really know how specific I can make it, but I will try anyway. Re: Chatting Program - Throws IO Exception 16 Years Ago by peter_budo [QUOTE=andrew13d;652256]hey all, I was also thinking about a chatting application. However I am kinda new to programming. Would someone pliz guide me on how to go about it using C++ or C#(i've gone through the basics of C++). Can the chatting "operation" be achieved by scripting also?[/QUOTE] If you want to do chat application in C++ … Re: Chatting Program - Throws IO Exception 15 Years Ago by debjit.samsung Please tell me about "throws IOException" in java Exception Details: System.IO.DirectoryNotFoundException: 14 Years Ago by ShaggyDogg … the error and where it originated in the code. Exception Details: System.IO.DirectoryNotFoundException: Could not find a part of the path… 'Z:\Data\AQVD_ReadReport20101108020000.txt'. Source Error: An unhandled exception was generated…