You can use the getResponseCode() & getResponseMessage() of HttpConnection‘s API for the checking of Successful Connection. getResponseCode() will return integer value 200 which means it is successful connection with server. 404 means Page not found. 0 solved How to check Internet Connection in Java ME?
I can see one thing that is wrong: if (record.length < nameToMatch.length()) { return false; } you are comparing a number of bytes with a number of characters. 0 solved Can anyone help with a Java problem?
With respect to your question, as per the given information, Java.io.IOException; there is not enough space on the disk is thrown, say if you try copying something to a destination drive, if the drive is full, you get the exception. The Java.io.IOException exceptions produced by failed or interrupted I/O operations, in this case an interupted … Read more
…it just says it’s running in the background. I guess I’m not initializing it properly. Without seeing your code it’s hard to tell for sure but assuming that you did not introduce errors copying tutorial code, the most likely reason for the behavior like you describe is that you didn’t invoke Display.setCurrent. This would indeed … Read more
Ok, I think you must do that. The right thing in LWUIT is using Dialog. Create a Dialog using new. i.e. Dialog d = new Dialog() The next step is filling the title and body with Dialog.setTitle(String text) or putting something inside the Dialog‘s layout. When your Dialog is ready to be shown, you must … Read more
Quora it J2EE – https://www.quora.com/What-is-the-best-and-quickest-way-to-learn-J2EE J2ME – https://www.quora.com/How-can-I-learn-J2ME-from-basic even you can find better articles. solved best online tutorials for J2EE and J2ME [closed]
There’s a better approach than you described. Use preprocessor and alx-task to build different application versions for different OS version. Then you will have one alx + set of folders with cod files, where every folder has cod files for particular platform version. Alx file will contain directives to install cod files from the suitable … Read more
When you first run an app, you can display the welcome message & then create any normal file like any .txt. Make your code such that @ startup each time it will see if that file is present or not. If present, go to main screen n if not, show welcome message & create the … Read more
Put this function call where you show the response data alert writeToRecordStore(sb.toString().getBytes()); The function definition is as below: private static String RMS_NAME = “NETWORK-DATA-STORAGE”; private boolean writeToRecordStore(byte[] inStream) { RecordStore rs = null; try { rs = RecordStore.openRecordStore(RMS_NAME, true); if (null != rs) { //Based on your logic either ADD or SET the record rs.addRecord(inStream, … Read more
Just because a phone can run J2ME it does not mean that it’s manufacturer placed a GPS unit in it. As far as I know there are mobiles which can run Java applications but do not have a built in GPS. If you want to find the location of your phone, you can resort to … Read more