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JAVA QUESTIONS

Trouble with java google quickstart tutorial "Caused by: java.lang.ClassNotFoundException: com.google.plus.samples.
Trouble with java google quickstart tutorial "Caused by: java.lang.ClassNotFoundException: com.google.plus.samples.
I wish this helpful for you Try with java -classpath "bin;lib/*" com.google.plus.samples.quickstart.Signin because ; is the correct path separator under Windows.
TAG : java
Date : November 22 2020, 11:02 AM , By : Rahul Sen
Calculating frequency of each word in a sentence in java
Calculating frequency of each word in a sentence in java
I hope this helps . I am writing a very basic java program that calculates frequency of each word in a sentence so far i managed to do this much , Use a map with word as a key and count as value, somthing like this
TAG : java
Date : November 22 2020, 11:02 AM , By : Ankit Vishwakarma
Netbeans Swing Matisse JCombobox Key-Value Pair
Netbeans Swing Matisse JCombobox Key-Value Pair
this will help is there a way to set Key-Value String Map/Pair in JCombobox Netbeans Swing Matisse using GUI only ? Below screenshot allow to insert single list , So that why i am asking about using GUI not Code
TAG : java
Date : November 22 2020, 11:02 AM , By : Batsheva Zafrir
Hibernate: many to one mapping with two table
Hibernate: many to one mapping with two table
This might help you Keep a separate @Column for role_id in Users apart from the one annotated with @ManyToOne then set the role_id to Users and persist Users. You dont need a cascade so remove it to have casacade type as none rather than ALL. In the
TAG : java
Date : November 22 2020, 11:02 AM , By : marama
Data Type Renderers in Intellij?
Data Type Renderers in Intellij?
will be helpful for those in need For integral values (that is, neither floating-point values nor booleans), you can view them as a hexadecimal value by right-clicking on the primitive in the debugger, and selecting "View As" -> "Hex".
TAG : java
Date : November 22 2020, 11:02 AM , By : ayu
How to draw images on transparent window?
How to draw images on transparent window?
this one helps. BufferStrategy is normally associated with heavy weight components, which don't have any concept of transparency. Transparent and translucent (per alpha pixeling) is not "officially" supported under Java 6 Making a window translucent
TAG : java
Date : November 22 2020, 11:02 AM , By : bingyuan tay
Real example for access identifiers [public, protected, private]
Real example for access identifiers [public, protected, private]
Any of those help Here is your answer: https://softwareengineering.stackexchange.com/questions/143736/why-do-we-need-private-variablesIn short, it is a matter of maintaining complexity and reusability in the long run. By ensuring that variables are p
TAG : java
Date : November 22 2020, 11:02 AM , By : Desolate
How do I import android packages into new Android module?
How do I import android packages into new Android module?
it should still fix some issue If you want to use Android classes in a module, it needs to be an Android module. The build.gradle file needs to specify:
TAG : java
Date : November 22 2020, 11:02 AM , By : user7453262
Java Merge Sorting Algorithm Error - Not Sorting
Java Merge Sorting Algorithm Error - Not Sorting
I hope this helps . Your question is unclear, but since you need to implement a merge sort algorithm I assume this is the part that is broken for you. Format printing should be rather easy through trial and error once you have a properly sorted list.
TAG : java
Date : November 22 2020, 11:02 AM , By : Lucas Zhang
showing error on pom.xml while building spring application on STS
showing error on pom.xml while building spring application on STS
will help you binary file being broken, most likely one of the dependencies.just delete your whole maven repository and let maven redownload all the dependencies:delete C:\Users\user.m2\repository
TAG : java
Date : November 22 2020, 11:02 AM , By : ujjawal jain
ArrayList<Integer> addAll method not adding
ArrayList<Integer> addAll method not adding
will help you Your toString() method's for loop have the issue. You haven't set the value to size variable other than 0 in no argument Constructor, so it won't execute the for loop
TAG : java
Date : November 22 2020, 11:02 AM , By : nognod
How I compile my server code on server?
How I compile my server code on server?
will be helpful for those in need Search on how to compile Java files. In your case it will be javac Server.java to compile it, and then java Server to run. The same goes for Client.
TAG : java
Date : November 22 2020, 11:02 AM , By : TCL
How to start jboss7.1.1 server in windows 8 64 bit?
How to start jboss7.1.1 server in windows 8 64 bit?
seems to work fine First Edit the service.bat. Then go ahead with the following instructions: JBoss includes a batch file named `standalone.bat` (in the bin folder) that will start the JBoss AS. Please ensure that this script will run JBoss as you li
TAG : java
Date : November 22 2020, 10:58 AM , By : Muhammed Fatih
Sorting data file by number of vowels
Sorting data file by number of vowels
will help you First of all, try not to post your Homework on here. Your numVowels() method is wrong too.
TAG : java
Date : November 22 2020, 10:58 AM , By : cedam
Converting ArrayList into JSON Array, Java Programming
Converting ArrayList into JSON Array, Java Programming
will help you A JSONArray contains other json elements. In your case, it seems like it contains json objects.When you do
TAG : java
Date : November 22 2020, 10:58 AM , By : sadsur hbfnmdy
setting up 64bit windows 7 for large JRE7 heap size
setting up 64bit windows 7 for large JRE7 heap size
I wish did fix the issue. What parameters are you using? http://docs.oracle.com/javase/7/docs/technotes/tools/windows/java.html
TAG : java
Date : November 22 2020, 10:58 AM , By : ynwest
What's the proper context to use in service receiver to instantiate objects?
What's the proper context to use in service receiver to instantiate objects?
it should still fix some issue My application receives an intent from a service which then pops up a notification. This intent has an object id from which I want to retrieve the whole object from my database so that I can set the notification title a
TAG : java
Date : November 22 2020, 10:58 AM , By : lakshmi chandika
Java Do While loop skipping condition
Java Do While loop skipping condition
may help you . If you want to exit only when check and goal refer to the same cell, then you'll need to change to || in your while condition.
TAG : java
Date : November 22 2020, 10:58 AM , By : Dibya
How do I get a seek bar to progress with hex
How do I get a seek bar to progress with hex
this will help Set your SeekBar value range from 0 (0x00) to 255 (0xFF), then change the code to:
TAG : java
Date : November 22 2020, 10:58 AM , By : Shalva Svanidze
Java Algorithm - Merge Sorting with ArrayLists
Java Algorithm - Merge Sorting with ArrayLists
I wish this help you This is because list.size() returns 0 for an empty list. In your loop where you populate the list, replace list.size() with size.I haven't checked the actual mergeSort part of your program, but the change that I suggested will at
TAG : java
Date : November 22 2020, 10:58 AM , By : Olga Rybnytska
Initialize variable and change it later in if condition
Initialize variable and change it later in if condition
fixed the issue. Will look into that further You could initialise let1 to some arbitrary value when you declare it.
TAG : java
Date : November 22 2020, 10:58 AM , By : rashed ul islam
lwjgl 2d rendering conflict between two tetxures
lwjgl 2d rendering conflict between two tetxures
I wish did fix the issue. You need to specify your glTexCoord before the glVertex it refers to, not after. This is the same as with glColor and glNormal, glVertex uses the last attributes that you set.
TAG : java
Date : November 22 2020, 10:58 AM , By : Mary Mahler
java.sql.SQLException: There is no column named:
java.sql.SQLException: There is no column named:
To fix the issue you can do There is no column named: KEY_IDInstead of retrieving using column name,
TAG : java
Date : November 22 2020, 10:58 AM , By : rjf
Sending and receiving DatagramPacket containing a double
Sending and receiving DatagramPacket containing a double
Hope this helps What I want to do is 1) On the client side, convert a double (currently it's 1.75) to bytes[] and send it to the server using DatagramPacket; 2) On the server side, receive the request, get the bytes[] data, convert it to double and p
TAG : java
Date : November 22 2020, 10:58 AM , By : SegalNoa
How to set a linear layout of buttons at the top of an image (layouts in android)?
How to set a linear layout of buttons at the top of an image (layouts in android)?
Any of those help I would like the radio button options to show up at the top, and the picture right below. How should I go about this? I have been playing around with putting my custom view in a linear layout and then setting android:orientation = h
TAG : java
Date : November 22 2020, 10:58 AM , By : Tasnim Ali
How do I save an image after modifying it
How do I save an image after modifying it
I wish this help you Create Folder Directory and Save image into it: create directory where you want to save your images. Suppose the folder name is ImageFolder.
TAG : java
Date : November 22 2020, 10:58 AM , By : secureviiv
Libgdx & RoboVM to app store
Libgdx & RoboVM to app store
With these it helps The bundle is invalid problem was fixed in RoboVM 0.0.9 so you must use at least that version. The cause of the No @Marshaler found error is probably because you have an old version of robovm-cocoatouch.jar in your classpath somew
TAG : java
Date : November 22 2020, 10:58 AM , By : CabooseJuice
Cursor is only returning one value, not all values
Cursor is only returning one value, not all values
around this issue In getAllColumns(), your query statement is correct. It does in fact fetch all columns. The if statement that follows simply points it to the first result. Then you are returning the cursor while it is pointed to the first result. Y
TAG : java
Date : November 22 2020, 10:58 AM , By : hugeturnip
(Java) Can not fix array out of bounds error 2D array
(Java) Can not fix array out of bounds error 2D array
I hope this helps you . Your if-else check in method store2D() is not necessary and too messy. Change it like this:
TAG : java
Date : November 21 2020, 04:03 PM , By : Shubham Jain
Android, passing LinearLayout, RelativeLayout and TextView between methods
Android, passing LinearLayout, RelativeLayout and TextView between methods
will be helpful for those in need Your NullPointerException stack trace is caused by the change you made to the view creation. You can't instantiate views like this:
TAG : java
Date : November 21 2020, 04:03 PM , By : 3ccccc
Java program crashes with StackOverflow when using bubble sort of a large array
Java program crashes with StackOverflow when using bubble sort of a large array
this one helps. Keeping aside the logic, the technical reason as to why it fails at 10000 is because each thread in Java has a fixed stack size. And when you use 10000 it is unable to find enough memory.Use -XX:ThreadStackSize=512 to increase the def
TAG : java
Date : November 21 2020, 04:03 PM , By : ColoBrian
php - got no $_POST values with multipart/form-data
php - got no $_POST values with multipart/form-data
This might help you RESOLVED: I used apache library to send multipart request. It produced header:
TAG : java
Date : November 21 2020, 04:03 PM , By : Moses3M
Which dependencies do I need for Jersey 2.5.1 @JSON and @JSONP Annotations?
Which dependencies do I need for Jersey 2.5.1 @JSON and @JSONP Annotations?
hop of those help? The dependencies are included in the GlassFish libs.Either add the GlassFish libs to your projects classpath or if you use Maven add the following dependency to your pom.xml:
TAG : java
Date : November 21 2020, 04:03 PM , By : mohammed hamthun
MySQL JDBC loadbalance and failover
MySQL JDBC loadbalance and failover
it fixes the issue As @randyumi has stated in the comments that my solution worked for him, I am adding this as a legitimate answer.The reason for the delay in fallback is due to the fact that mysql tries to connect to the primary database instance a
TAG : java
Date : November 21 2020, 04:03 PM , By : Edward Zeng
Servlet .jar Dependency Null Pointer
Servlet .jar Dependency Null Pointer
help you fix your problem Based on Luiggi's input regarding not manually creating the datasource in a class and recommendation to use JNDI database pooling, I was able to get the solution below to work. My adaptation is heavily based on this link: ht
TAG : java
Date : November 21 2020, 04:03 PM , By : Yoga Arkadia
Coding idiom for implementing custom collapse/expand behavior in SWT
Coding idiom for implementing custom collapse/expand behavior in SWT
I hope this helps . I have a custom widget (a Group that contains other Composites) that looks like the top image: , If you use GridLayout with GridData on each item you can use:
TAG : java
Date : November 21 2020, 04:03 PM , By : aishwarya heshi
Building a concrete list from a set of aggregates (sum, average, etc)
Building a concrete list from a set of aggregates (sum, average, etc)
wish help you to fix your issue Some thoughts: N is redundant because it is the sum of X, Y and Z A is redundant since it is equal to S / N L and H can be replaced by generalized price range conditions for the X, Y and Z subsets. You can assume those
TAG : java
Date : November 21 2020, 04:03 PM , By : Dmitrij Osipov
run threads simultaneously
run threads simultaneously
Hope this helps If I understand the question correctly then the issue lies in how you have used the synchronized block in the second example.You have synchronized the whole logic including the for loop inside synchronized block. While the correct way
TAG : java
Date : November 21 2020, 04:03 PM , By : Ed. Li
Trying to run a simple Java ActionListener example and getting an error?
Trying to run a simple Java ActionListener example and getting an error?
To fix this issue The ActionListener interface is in java.awt.event; import it (same for ActionEvent).But even if you do, your code won't do anything. Nothing is calling your actionPerformed method. Implementing ActionListener makes sense only if you
TAG : java
Date : November 21 2020, 04:03 PM , By : user7452794
how to show marker in maps v2 with call coordinate in another class?
how to show marker in maps v2 with call coordinate in another class?
wish of those help Move String lon = getIntent().getExtras().getString("lon"); and String lat = getIntent().getExtras().getString("lat"); to your onCreate() method and use Double.parseDouble(String s) when creating your market. Like this: LatLng suka
TAG : java
Date : November 21 2020, 04:03 PM , By : Navapat
Cannot retrieve columns outside ListView
Cannot retrieve columns outside ListView
I wish did fix the issue. I have encountered a problem in my Android application. In my app, I am trying to get specific column names. This is working perfectly in a ListView, but not anywhere else. In my ListView, I have this: , By using
TAG : java
Date : November 21 2020, 04:03 PM , By : dipak singh
Checking if user input matches any number in the same column
Checking if user input matches any number in the same column
Hope this helps Pass the reference the JButton that triggered the action to the CheckWinner method and simply ignore it when performing you checks...For example...
TAG : java
Date : November 21 2020, 04:03 PM , By : Dan Felipe
Passing an ArrayList to a new Activity
Passing an ArrayList to a new Activity
I hope this helps . As the post you linked states, you could make it a public static variable:
TAG : java
Date : November 21 2020, 04:03 PM , By : 耿志卫
Python parse output from Java Double.toHexString(double)
Python parse output from Java Double.toHexString(double)
wish help you to fix your issue That'd be float.fromhex:
TAG : java
Date : November 21 2020, 12:01 PM , By : Yatri Modi
Arrays with user input
Arrays with user input
hop of those help? I am trying to write a program that repeatedly asks the user to supply scores (out of 10) on a test.It needs to continue until a negative value is supplied. Values higher than 10 should be ignored. I also calculated the average of
TAG : java
Date : November 21 2020, 12:01 PM , By : Darrel Eugenio
How to check if a number contains more than 1 of the same digit? (Java)
How to check if a number contains more than 1 of the same digit? (Java)
I hope this helps . I'm trying to do this:
TAG : java
Date : November 21 2020, 12:01 PM , By : Weisong Ding
My FileWriter file is completely empty
My FileWriter file is completely empty
hope this fix your issue You are closing the output stream inside the while loop so an IOException is thrown almost immediately but the details of the exception are not displayed. These statements
TAG : java
Date : November 21 2020, 12:01 PM , By : Hon
Error with Income Tax program in Java using JCreator
Error with Income Tax program in Java using JCreator
hop of those help? I am getting an error that says one of the variables I have used are not initialized but upon reviewing the code I realize that I have in fact initialized the variable so I don't understand why I keep getting the error. , This has
TAG : java
Date : November 21 2020, 12:01 PM , By : Syed Mujtaba Mahdi
hadoop hdfs java - what is the best way to copy a list of files from hdfs to hdfs
hadoop hdfs java - what is the best way to copy a list of files from hdfs to hdfs
I hope this helps you . The list is probably 100-200 lines long each file is a few megabytes.
TAG : java
Date : November 21 2020, 12:01 PM , By : Reborn_Huan
R cannot be resolved to a variable?
R cannot be resolved to a variable?
it fixes the issue Make sure R is in the same package as the file where you want to call it from. (or import the package in the source file)To change the package of the R file open your App Manifest file and change packge="" to the same package as wh
TAG : java
Date : November 21 2020, 12:01 PM , By : Joan Cachumbo
JavaFX 8 Custom TableCell implementation is rendering three times
JavaFX 8 Custom TableCell implementation is rendering three times
this one helps. I was looking at another table in the same system and noticed this: when there is no item in the table, no one row is rendered. but when you add just one row, the table renders empty row until reach the height of the table (repair the
TAG : java
Date : November 21 2020, 12:01 PM , By : Nathan W.
coloring slf4j/log4j output in eclipse
coloring slf4j/log4j output in eclipse
fixed the issue. Will look into that further I just came across the same issue, and it seems that logback-beagle simply does not work in kepler. I believe it works in earlier versions of eclipse but following the installation instructions from http:/
TAG : java
Date : November 21 2020, 12:01 PM , By : Rasoul Vatanparast
Take an iterable variable out of a for-loop
Take an iterable variable out of a for-loop
This might help you Declare the variables immediately before the for loop that iterates over them, so that their scope is larger and they can be seen when they're referenced later.
TAG : java
Date : November 21 2020, 12:01 PM , By : APaul
How to get Java Doc (In Eclipse) to pop up without having to wait for it to popup
How to get Java Doc (In Eclipse) to pop up without having to wait for it to popup
Hope that helps When your cursor is within the item you want to view the docs for, you should be able to open/focus them by pressing F2.
TAG : java
Date : November 21 2020, 12:01 PM , By : Johnny Page
JFX8 Mixed 2D and 3D, Scene Subscene incorrect drawing 3ds-file
JFX8 Mixed 2D and 3D, Scene Subscene incorrect drawing 3ds-file
I wish this helpful for you You are using 3D models.That means your subscene needs a deapthBuffer not your primary scene. Thats why it works on the primary scene.
TAG : java
Date : November 21 2020, 12:01 PM , By : SengaTang
Will I experience problems making a java program on Windows computer but then running it on a linux vps?
Will I experience problems making a java program on Windows computer but then running it on a linux vps?
Any of those help Overall it's relatively straightforward- that's one of the advantages of using java over other languages. I will offer you this advice; make sure you handle file paths in an environment-agnostic way. I've seen more than one error lo
TAG : java
Date : November 21 2020, 12:01 PM , By : Dharam Shah
Unboundid not returning requested LDAP attributes. Why?
Unboundid not returning requested LDAP attributes. Why?
Any of those help LDAP search result entries only include attributes that actually have values, so the behavior you are seeing from the UnboundID LDAP SDK is appropriate and correct. Even if you explicitly request a particular attribute, that attribu
TAG : java
Date : November 21 2020, 12:01 PM , By : blynkzz
Play 2.2 java - can one controller call another?
Play 2.2 java - can one controller call another?
This might help you Is it possible to call a Play controller from another controller's Action? I'm implementing a Controller in java like so: , In scala, the solution was trivial:
TAG : java
Date : November 21 2020, 12:01 PM , By : DU Recorder
How to parse an XML partially (only 1 level deep)
How to parse an XML partially (only 1 level deep)
it should still fix some issue Input (fullInput) , So here is a litte stax parser for an example xml:
TAG : java
Date : November 21 2020, 12:01 PM , By : Steve
calling a method from a class that implements an interface (java)
calling a method from a class that implements an interface (java)
Does that help You don't need generics to accomplish this. Simply use the interface name as your type:
TAG : java
Date : November 21 2020, 12:01 PM , By : Igor Sendin

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