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88 Posted Topics
 | Hi to All! I have a POS Software which I have developed in Java, NetBeans IDE. I am deploying this software on a variety of Windows Computers / Laptops for 5 years. I have used JFormattedTextFields for double data type in the whole Software. And I have set Format of …  |
| | I developed a Java Application to run on Mac BigSur. I used Java Derby as database for this application. The Application gives an Exception: java.lang.ClassNotFoundException:org.apache.derby.jdbc.EmbeddedDriver The interesting fact is that When I run this application on my MacBigSur(Which I have installed on Virtual Box) then the application runs perfectly. But … |
| | Hi ! I have developed a Java application using Derby Database. The application jar file is successfully running on Windows but on Mac it gives and exception as following: ClassNotFoundException: org.apache.derby.jdbc.EmbeddedDriver I am pasting code for database Connection which I wrote. String dbdriver = "org.apache.derby.jdbc.EmbeddedDriver"; Class.forName(dbdriver).newInstance(); con = DriverManager.getConnection("jdbc:derby:C:\\4DSOFTECHDB; create …  |
| | I have updated my Android Studio to the Artic Fox Version. After that neither the projects with old Gradle versions running nor the new projects with latest Gradle versions running. Only the following errors appears: Could not install Gradle distribution from 'https: //services.gradle.org/distributions/gradle-7.0.2-bin.zip' After this error I manually downloaded the … |
| | Hello to all! I have been Using google firebase with my android apps for more than 2 years. Today while developing a new app I am facing a weird problem. I set up my firebase project on Google firebase Console successfully. I write the code to push data on firebase …  |
| | Hi! I have been developing and distributing Standalone Java Products in my local market for 4 years. My products include, POS Softwares for Retail and whole Sale Businesses and for Food Businesses such as Restaurants and cafes. I use Apache Derby Database which is also known as 'JavaDB' as database … |
| | Hi! I have used Google translate web API many times in my java applications for dynamic translation into different languages (e.g printing a receipt in Hindi,Urdu or French Language.) But now I want an API or Jar file to translate text to different languages Offline. I have searched a lot … |
| | Hi to all! I am making an android app for a ready made social medial website. Website url is: "www.MixMasala.in" I am using webview for this site, all the functionality working accept two. As this is a social media website it has also audio and video calling option. When I … |
| | I am making an adroid application. I am saving sales data on firebase with current date. I have formatted the System.currentTimeMillis() into SimpleDateFormat. The date is successfully stored on firebase . Now I want to retrieve sales between two dates. I made two demo sales, one on (30-5-2019) and second … |
| | Hi! I am now using androidx libraries in my andriod application. But the problem which I am facing is that the Image view of androidx library does not show/display any image on android 5(i-e lollipop) real device. But if I run the app on emulator , then my imagview shows … |
| | I have written a code to generate bar codes and saved them to a pdf file . The code executes successfylly but the PDF file does not open saying giving an error whome picture I am uploading. Please see my code and Picture with the error.  public void createPDF(String … |
| | Now I am making my pos software client - server based software. I am using java derby as the database. On the local host I am running the program successfully. But on the remote server I face an exception. First I tell you, how I am connecting to the remote … |
| | Hi! I have made a POS Sotware. I have used only one JFrame as Main/Home Screen of the software and used JDialogs for all other screens. In this post I have concern with the 2 screens; Home Screen(which is a Jframe) and Sales Screen(which is a JDialog). As Home Screen … |
| | H! I am writing a java proram in which I need to generate and read barcodes to and from .PNG images. I used barcode4j-2.jar library to generate barcodes and write them to PNG image. I did this successfully. But I faced an error during reading that generated barcode from the … |
| | Hi developers! I have made a POS software. I have added the functionality of "priniting to Thermal printer" and "barcodes". Firstly I added the functionality of Reciept printing which worked perfectly. Then I added the functionality of barcode scanning. As you know barcode reader device automatically scans the barcode and … |
| | Hi developers! I have made a POS software. I have added the functionality of "priniting to Thermal printer" and "barcodes". Firstly I added the functionality of Reciept printing which worked perfectly. Then I added the functionality of barcode scanning. As you know barcode reader device automatically scans the barcode and … |
| | Make your list static and then populate it in Mange class. Now you will be able to access this List in your scan class. |
| | Hello to all! Hope you are fine. I am developing an e-commerce android app and integrating Stripe payment gateway in it and using Google Fire base as real time database. I browsed the official website of stripe and took the source code from there. I used my test key from … |
| | Hi to all! I have SQL Server Express, SQL Server Management Studio 2012. My PC Name is : "SaboorPC" and SQL Server instance name is also "SaboorPC". I am trying to connect my Netbeans to My SQL Server but it is not connecting and giving the following error: "com.microsoft.sqlserver.jdbc.SQLServerException: The … |
| | Hello to all! I have added a jcombobox in a jpanel by dragging it from palette (Netbeans IDE). I am populating jcombobox with database without any problem. For example i have following 5 items in my jcombobox: Italy, Uganda, America, Canada, Austria When my jtable is focused and i type … |
| | Hello to all members! This post is not about programming, it is related to rights of digital content. I am posting here after searching on internet. Sorry in advance, but please guide me, I am in lot of confusion and frustration due to this. Actually I have made an simple …  |
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| | Hello! I am developing a POS System. I have need to print Sales receipt. I have no physical printer to test my printing but i have print on xps document. I am facing a problem with indentation of my data on Sales receipt. Following is the code which i wrote … |
| | Hi! I have made a desktop application which is running perfectly. But i am facing problems with jframe size on different machines. I have monitor of 'Gateway'. I am satisfied with my jframe size on my screen . But when i shifted it on laptop of 'hp' company then my … |
| | hi! Actually my question is about a mobile application. I am using nokia 2700 classic. And i use face book on this mobile and i have also downloaded messanger on it. But my messanger is not running. When i open my messanger then following error message displayed: " can't sign … |
| | hi ! I am developing a pos software for desktop. I am using java derby database for this. I have developed a feature for purchasing items and also a feature for analyzing purchases so that the user can view that what, when, how much he purchased. I am using two … |
| | Hi! I am developing a pos for a store. I have created a settings window. On this window there is a button which is used to set a name for store. When user press this button a message dialog appears with a text field and a OK button so that … |
| | Hi! I have create a simple desktop application (CRUD operation) using java derby by using the library "derbyclient.jar" I want to deploy it on another computer which not have netbeans IDE installed. I ''clean and build '' the project and a jar file created in dist folder of my project … |
| | Hi to all! I am using sql server 2008 enterprise edition. My instance name is "saboor-pc/ SQLSERVERENT". I am using this server for many months and i am satisfied but today an unexpected error occured when i clicked on "connect" button in sql server management studio. The error was: "Cannot …  |
| | Hello to all! I am going to make a stock management and Point of sale for a person on Ms Excel file. Actually my client has a store of bedding accessories (e.g pillows, blankets, quilts, cushions. bedsheets and many other items).I have to maintain such an excel file that should …  |
| | Hello to all members! I want to install "dotNet frame work 3.5" on windows 8. Whenever I tries to install the frame work , following error appears: "could not download files, network speed is very slow, Please recheck your internet connection"e.t.c But my internet connection is very well. I dont … |
| | Hi to all! I made a class named “Database” I called openOrCreateDatabase in in its constructor but it was giving error. Then I searched on internet and got a solution that in case of non activity class I should also pass context. Then I passed context but then I am … |
| | hi to all! i have installed android studio, my sdk path is C:\ androidsdk\sdk\sdk . my android studio installed successfully. but after installation when android studio opens then in event log tab an error message appears: Grade sync failed: Cause: failed to find target with hash string ' android-19' in …  |
| | Hello to all! I know well how to access database and its tables from sql server in Netbeans, But know I need to access a report from sql server in Netbeans. For example if I have a table named "MyTable" in sql server 2008 and then I ran a query … |
| | hi to all! i am using eclipse with android api 19. i have an android phone whose os version is 6.0 marshmallow . i have only sdk for api 19 in my eclipse. i made a simple helloworld app by setting its min and max sdk "19" in manifest file. … |
| | Hello to all! I have started learning android recently and I am facing a problem in file handling (in internal storage). I wrote a simple program which creates a file and writes some data in that file . I have two buttons first button writes data in the file and … |
| | hello to all! I am developing a data warhouse as my final year project. I have made my star schema succesfully. Now i want to make a query interface for end users so that they run their desired queries. But i am unable to understand that what type of interface … |
| | Hi to all ! I need your help. Actually I have enrolled in final year project and chosed Data Warehouse. According to the project scenario I made dimension tables and fact tables. Before making star schema, I want that you check my dimension and fact tables. I am giving you …  |
| | Hello to all! I had a folder named "Myprogs" in partition E, which contained more than 300 C++ programs. I don't know when, but I have permanently deleted my folder by mistake. Please tell me if there is any method by which I can recover my folder. I will be …  |
| | Hello to all! I had a folder named "Myprogs" in partition E, which contained more than 300 C++ programs. I don't know when, but I have permanently deleted my folder by mistake. Please tell me if there is any method by which I can recover my folder. I will be … |
| | Hello to all! I had a folder named "Myprogs" in partition E, which contained more than 300 C++ programs. I don't know when, but I have permanently deleted my folder by mistake. Please tell me if there is any method by which I can recover my folder. I will be … |
| | Hello! I have written a simple program which connects netbeans with SQL Server database. The program is giving an exception. I am displaying the source code of my program and exception below. Please guide me to solve this problem. public class dbconnection { Connection con = null; public static void … |
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