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by: gabryh |
last post by:
Hi,
The following code throws me NullPointerException.
.....
public static boolean isEmpty(String value) {
return ((value == null) || (value.trim().equals("")));
}
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by: Alan Krueger |
last post by:
Greetings,
I've been able to cache Transformer objects in a Tomcat-based servlet
application to avoid unnecessary Transformer rebuilding, except for
certain ones on certain machines. I'm...
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by: oll3i |
last post by:
private List<Klient> klienci;
m_add_client.addActionListener( new ActionListener() {
public void actionPerformed(ActionEvent e) {
...
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by: gezkk |
last post by:
hi,
i m using http proxy service to get proxy and host to applet,
its working fine with jdk1.5 but getting java.lang.NullPointerException in jdk1.6
And the following is mseeage contains java...
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by: ketand1 |
last post by:
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import java.sql.*;
import java.lang.*;
class DbAwt extends Frame implements ActionListener
{
private...
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by: sokeefe |
last post by:
I am trying to edit the GUI of a project in Netbeans. In particular, I am trying to add new JButtons. I get a NullPointerException when I try to add an Event to any given JButton (even ones that...
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by: sokeefe |
last post by:
I am trying to edit the GUI of a project in Netbeans. In particular, I am trying to add new JButtons. I get a NullPointerException when I try to add an Event to any given JButton (even ones that...
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by: dragonridingsorceress |
last post by:
I am trying to learn how to use the JFileChooser. I'm working in BlueJ. I keep getting a NullPointerException. Full text of the error message is at the bottom of the post.
My code is based on some...
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by: r035198x |
last post by:
This exception occurs often enough in practice to warrant its own article. It is a very silly exception to get because it's one of the easiest exceptions to avoid in programming. Yet we've all got it...
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by: chris123456789 |
last post by:
Hi, when I run my code I get a NullPointerException:null. Here is the part of the code where the error occurs:
import java.util.*;
import java.io.*;
public class Decrypt
{
...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The...
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence...
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