it is a very good idea to list the columns into which you are inserting explicitly in your INSERT statement:
String insert = "insert into table1 (col1, col2) values('p0',...
Type: Posts; User: priya456
it is a very good idea to list the columns into which you are inserting explicitly in your INSERT statement:
String insert = "insert into table1 (col1, col2) values('p0',...
you can pass any JComponent as Object in the conctructor for JOptionPane,
in your case is there null value - JOptionPane.showMessageDialog(null, "ErrorMsg", for example
...
The root directory doesn't load, find the location on the Database, eg C:\Users\xxx.netbeans-derby\dataBaseName copy it and paste it as the database Java DB(Embedded) name. Your new JDBC URL: is now...
The Exception which are checked by compiler for smooth execution of the program at runtime are called Checked Exception. In the case of Checked exception, compiler will check whether we are handling...
Java and Groovy both are JDK based languages . Java is strongly and statically typed language whereas Groovy is dynamically and optionally typed language .
The best things about groovy is that Since...
Developer has to write code in JDBC to map an object model's data representation to a relational data model and its corresponding database schema.
The mapping of Java objects with database...
If you click build inside NetBeans, it should give you (in your compiler output) a message like, "To run this application from the command line without Ant, try: java -jar yourPathToRun"
Splits a string into parts based on a regex and stores it into an String array. The regex is a string used to determine where to split the bigger string. For example, to extract individual words from...
If you are connecting with service name you should put / before service name
jdbc:oracle:thin:@hostname:port/service_name
if you are connecting with sid you should put : before sid
...
Before you sort the array use a map to store original indexes of your array elements as follows.
String[] item = { "B", "C", "D", "A" };
Map<String, Integer> map = new HashMap<String, Integer>();...
Try something like this - it adds a flag so that the routine does not "forget" that a collision was detected:
private void checkBounds(Shape block) {
boolean collisionDetected = false;
for...
Pattern programme :
c*** code removed
Adding external Jar is not smart in case you want to change the project location in filesystem.
The best way is to add the jar to build path so your project will compile if exported:
1.Create a...
Multithreading extends the idea of multitasking into applications, so you can subdivide specific operations within a single application into individual threads. Each of the threads can run in...
JSF is nothing but an abstraction over the existing Web Framework. JSF is implemented as a Servlet which is called the Faces Servlet. Before the advent of JSF, Servlets and JSP are the predominant...
JDOM is an in-memory XML model that can be used to read, write, create and modify XML Documents. JDOM is designed only for Java and uses the natural Java-specific features that the DOM model avoids.
The ability of an IDE to know a language’s keywords and function names is crucial. The IDE may use this knowledge to do such things as highlight typographic errors, suggest a list of available...
The best way to handle this would be to terminate your infinite loop with a proper condition.
But since you asked for the exception handling:
Try to use two catches. Your EOFException is...
I always use nmap. To scan for all devices in your network, use:
nmap -sP 192.168.0.1/24
It is a great tool to have in the know. You may want to install nmap using:
sudo apt-get install nmap...
import java.io.UnsupportedEncodingException;
public class CrunchifyByteArrayToString {
public static void main(String[] args)
{
String testString = "Crunchify Example on Byte[] to...
I'll suggest you to learn servlets first wherein you have two separate files, one for front-end and the server side file. Once you get the knowledge of HttpServletRequest and Response, it'd be easier...
The spread operator allows you to expand an expression in places where you would expect multiple arguments (in functions) or multiple elements (in arrays).
let someArguments = ['hi','bye'];
...
Using an Iterator to iterate over a List of strings.
List names = new LinkedList();
// ... add some names to the collection
Iterator i = names.iterator();
while (i.hasNext())
{
I don't think that sort of control is possible with Java, primarily because it uses a VM and is shielded from the OS. Or rather the OS is shielded from the Java VM. This is by design.
Edited to...
Yes you can use eclipse to develop android app, I don't know about ios apps. Java is the default or recommended language for Android app development. So don't need to worry about cross platform setup...