in this coding even backspace key and enter key should accept....

in this coding even backspace key and enter key should accept....

in this coding even backspace key and enter key should accept....plez help me and make changes to which it accept backspace and enter key ....plez plez plez its urgent:-(

char ch = evt.getKeyChar();
                    if(Character.isDigit(ch)){
                    }
                    else{
                        JOptionPane.showMessageDialog(null, "Only numbers are allowed!");
                        jTextField4.setText(" ");
                    }
View Answers









Related Tutorials/Questions & Answers:
in this coding even backspace key and enter key should accept....
in this coding even backspace key and enter key should accept....   in this coding even backspace key and enter key should accept....plez help me and make changes to which it accept backspace and enter key ....plez plez plez its
How to handle enter key in javascript
to submit the form even if user hits the enter key from keyboard instead..."> </form> It will effect the form even if the enter key get hit from...How to handle enter key in javascript  Can any one tell me how
Advertisements
Java enter Key problem - Java Beginners
Java enter Key problem  How we can use Enter Key to Click a Button(JButton) in Java?  hi, i guess u mean u want to make a button as a default button. if it is so, then u can do it by rootpane, getRootPane
setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key headerView.
setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key headerView.  HI, In my iPhone application I am getting following error: setValue:forUndefinedKey:]: this class is not key value coding
SWT "Enter" key event - Swing AWT
SWT "Enter" key event  Can any one post me the sample code to get the enter key event? My requirement is , I want some SWT button action to be done when the user presses "Enter" key. Thanks in advance.  Hi friend
How to enter elemets in a hashmap and check for the existence of a particular key?
How to enter elemets in a hashmap and check for the existence of a particular key?  Hi, I am trying to read a csv file and storing its contents in a hash map and checking the existence of a particular key in the hash map. Here
primary key and unique key
primary key and unique key  Whats is mean by primary key and unique key
Define candidate key, alternate key, composite key.
Define candidate key, alternate key, composite key.  Define candidate key, alternate key, composite key
primary key and unique key
primary key and unique key  hello, What's the difference between a primary key and a unique key?   hii,ADS_TO_REPLACE_1 Unique key.... Primary key: columns entry of duplicate as well as null values are restricted
how to print hello world every second till i have pressed enter key
how to print hello world every second till i have pressed enter key  how to print hello world every second till i have pressed enter key
In Composite Key Insertion Operation why the POJO class should implement Seriliazalbe interface?
In Composite Key Insertion Operation why the POJO class should implement Seriliazalbe interface?  In normal primary key insertion operation pojo... of Composite Key Insertion Operation why the POJO class should implement Seriliazalbe
difference between a primary key and a unique key?
the primary key constraint cannot accept null values.whereas column holding the unique constraint can accept null values.ADS_TO_REPLACE_1 Both primary key...difference between a primary key and a unique key?  What's
KEY EVENT HANDLING
KEY EVENT HANDLING  I am trying to write a program that receives every key stroke even when the window is not active or it's minimized. Is there anyway to do
How to design key, design key, key
How to design key       It has been made easy now to design a key by this example, just..._TO_REPLACE_1 Pen Tool: Take "cccccc" color and choose Pen tool (P key), Make
Automatic key press
Automatic key press  Hi Please any one help me is it possible automatic key press in j2me
ModuleNotFoundError: No module named 'key'
ModuleNotFoundError: No module named 'key'  Hi, My Python program is throwing following error: ModuleNotFoundError: No module named 'key' How to remove the ModuleNotFoundError: No module named 'key' error
php array sort by key
php array sort by key  php script to sort array by key
uikeyboard disable return key
uikeyboard disable return key  uikeyboard - hot to disable return key
What is a "primary key"?
What is a "primary key"?  What is a "primary key"?   Hi, Here is the answer,ADS_TO_REPLACE_1 A primary key is used to uniquely identify...). A primary key can consist of one or more fields on a table. When multiple fields
Foreign key update table
Foreign key update table  How to update table that has the foreign key in SQL..?   ALTER TABLE YourTable ADD CONSTRAINT FK_YourForeignKey FOREIGN KEY (YourForeignKeyColumn) REFERENCES YourPrimaryTable
java key value pair
java key value pair  Hi, How to save the java key value pair in Java? Thanks   Hi, You can use the Hashtable for this purpose. Check the tutorial Creating a Hash Table. Thanks
Key requirement for business analyst
Key requirement for business analyst  What are the key requirement of the business analyst?   A Business analyst plays a key role... of the key requirements for business analyst are mentioned below: Good
foreign key error in sql
foreign key error in sql  create table matchdetails(mid varchar2(10...), stadium varchar2(10),city varchar2(10),mom varchar2(10),primary key(mid,mdate... varchar2(10),sixes varchar2(10),primary key(mid.pid), foreign key(mid
registration key - Java Beginners
registration key  I want the serial key for JCreator Pro 4.50. I lost it. If any body has it please send
Foreign key in mysql
Foreign key in mysql  Hi I am creating a website and linking it to a database using php and mysql. I need to create the databases in phpmyadmin... the foreign key of one table into another table within phpmyadmin so the database
hibernate Foreign key
(255) DEFAULT NULL, City varchar(255) DEFAULT NULL, PRIMARY KEY (P_Id...) NOT NULL, OrderNo int(11) NOT NULL, P_Id int(11) DEFAULT NULL, PRIMARY KEY (O_Id), KEY P_Id (P_Id), CONSTRAINT orders_ibfk_1 FOREIGN KEY (P_Id) REFERENCES
composinte primary key in hibernate
composinte primary key in hibernate  I am facing following problem, Inside the database(mssql), i have created a table without primary key... primary key with all the columns of the table and hibernate s/w has created two pojo
php array loop key value
php array loop key value  How to use Array key value loop in PHP
what is key in kafka?
what is key in kafka?  Hi, I was searching for Big Data jobs on internet and almost all the Big Data Job recruiters are asking for Kafka skills. what is key in kafka? How to learn Kafka? Thanks   Hi, Yes in most
Ho to get virtual key code.
Ho to get virtual key code.  Hi How to get virtual key code from button.I made on screen keyboard.But it not proper work for windows ,shift,alt and ctrl key. pls suggest me
Mysql Alter Foreign Key
Mysql Alter Foreign Key       A Foreign Key is a field that marks to the primary key of another  table. The use of the foreign key is used to ensure referential
ModuleNotFoundError: No module named 'ava-key'
ModuleNotFoundError: No module named 'ava-key'  Hi, My Python...-key' How to remove the ModuleNotFoundError: No module named 'ava-key... to install padas library. You can install ava-key python with following command
ModuleNotFoundError: No module named 'NFC-Key'
ModuleNotFoundError: No module named 'NFC-Key'  Hi, My Python...-Key' How to remove the ModuleNotFoundError: No module named 'NFC-Key... to install padas library. You can install NFC-Key python with following command
ModuleNotFoundError: No module named 'openssh-key'
ModuleNotFoundError: No module named 'openssh-key'  Hi, My Python... 'openssh-key' How to remove the ModuleNotFoundError: No module named 'openssh-key' error? Thanks   Hi, In your python environment
ModuleNotFoundError: No module named 'openssh-key'
ModuleNotFoundError: No module named 'openssh-key'  Hi, My Python... 'openssh-key' How to remove the ModuleNotFoundError: No module named 'openssh-key' error? Thanks   Hi, In your python environment
ModuleNotFoundError: No module named 'py-key'
ModuleNotFoundError: No module named 'py-key'  Hi, My Python...-key' How to remove the ModuleNotFoundError: No module named 'py-key'... to install padas library. You can install py-key python with following command
ModuleNotFoundError: No module named 'ava-key'
ModuleNotFoundError: No module named 'ava-key'  Hi, My Python...-key' How to remove the ModuleNotFoundError: No module named 'ava-key... to install padas library. You can install ava-key python with following command
ModuleNotFoundError: No module named 'django-key'
ModuleNotFoundError: No module named 'django-key'  Hi, My Python... 'django-key' How to remove the ModuleNotFoundError: No module named 'django-key' error? Thanks   Hi, In your python environment you
ModuleNotFoundError: No module named 'key-logger'
ModuleNotFoundError: No module named 'key-logger'  Hi, My Python... 'key-logger' How to remove the ModuleNotFoundError: No module named 'key... have to install padas library. You can install key-logger python
ModuleNotFoundError: No module named 'key-mon'
ModuleNotFoundError: No module named 'key-mon'  Hi, My Python program is throwing following error: ModuleNotFoundError: No module named 'key-mon' How to remove the ModuleNotFoundError: No module named 'key-mon
ModuleNotFoundError: No module named 'key_note'
ModuleNotFoundError: No module named 'key_note'  Hi, My Python program is throwing following error: ModuleNotFoundError: No module named 'key_note' How to remove the ModuleNotFoundError: No module named 'key_note
ModuleNotFoundError: No module named 'key-train'
ModuleNotFoundError: No module named 'key-train'  Hi, My Python... 'key-train' How to remove the ModuleNotFoundError: No module named 'key... have to install padas library. You can install key-train python with following
ModuleNotFoundError: No module named 'key-typeddict'
ModuleNotFoundError: No module named 'key-typeddict'  Hi, My... 'key-typeddict' How to remove the ModuleNotFoundError: No module named 'key-typeddict' error? Thanks   Hi, In your python
JavaScript Key Event
on the text field2 on key up. For this purpose, we have created two text fields text1 and text2. On pressing the key to write the text on the textbox1, you... by using the onkeyup event. It occurs when a keyboard key is released.ADS
Missing message for key tenant.lbl - Struts
Missing message for key tenant.lbl  I have properties file with key value pair.I am trying to get that value int jsp by using tag.In struts-config.xml I placed below code still I am getting Missing message for key tenant.lbl.
Hibernate unique key validation example
Hibernate unique key validation example  Hi, How to preform unique key validation in Hibernate application? Thanks   Hi, You write a program to check for the presence of the key in database before performing add
how tohow to create a table with primary key and foreign keyhow to create a table with primary key and foreign key
how tohow to create a table with primary key and foreign keyhow to create a table with primary key and foreign key  how to create a table using java language with primary key and foreign key   Hi Friend, A foreign
SQL PRIMARY KEY Constraint
values. It should contain NULL values. The Table contain a primary key... SQL PRIMARY KEY Constraint       The PRIMARY KEY constraint is used to uniquely identifies each
Handling key events in J2ME MIDP application?
Handling key events in J2ME MIDP application?  How should i handle the mobile key events in the MIDP application of J2ME
SQL Primary Key
. In SQL  Each Table should have primary key and have only one primary key... SQL Primary Key       The Primary Key in SQL is used to uniquely identifies each records

Ads