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JAVA QUESTIONS

find largest item in list that exceeds a constant value
find largest item in list that exceeds a constant value
Any of those help Given a list of prices, I want to find the index of the the largest price that exceeds a certain minimum. My current solution looks like this: , You can do the filter before finding the max.
TAG : java
Date : December 01 2020, 04:45 PM , By : user3044207
How to receive the response body as an InputStream in Unirest?
How to receive the response body as an InputStream in Unirest?
this one helps. Consider the following example: , You can get the raw response input stream like this:
TAG : java
Date : December 01 2020, 04:45 PM , By : user3044128
Two drop-downs in a panel but want to enable the second one only when first drop-down's value is selected
Two drop-downs in a panel but want to enable the second one only when first drop-down's value is selected
it fixes the issue Take a look at Wicket's examples: http://examples8x.wicket.apache.org/ajax/choice The source code is at Source code > ChoicePage or here Basically you need to start with
TAG : java
Date : December 01 2020, 04:45 PM , By : Night fury-user30441
rate limit for rest api using spring
rate limit for rest api using spring
help you fix your problem Now I have a very silly question.How to verify whether these API belong to spring framework itself and meant to secure rest API on Spring MVC or these are 3rd party libraries developed using spring.
TAG : java
Date : December 01 2020, 04:45 PM , By : AppleNuke
How to get specific collection in Firestore?
How to get specific collection in Firestore?
like below fixes the issue How i can get all collection with level==2 and status=="on", order by count?
TAG : java
Date : December 01 2020, 04:42 PM , By : user3044210
class path resource [org/springframework/boot/autoconfigure/web/ServerPropertiesAutoConfiguration.class] cannot be opene
class path resource [org/springframework/boot/autoconfigure/web/ServerPropertiesAutoConfiguration.class] cannot be opene
like below fixes the issue Your dependencies are a bit of a mess. You are mixing jars of different version of both Spring Boot and Spring Cloud and use incompatible Spring Boot / Spring Cloud versions. The Spring Boot plugin (or rather the dependency
TAG : java
Date : December 01 2020, 04:42 PM , By : user3044048
Spring & Couchbase - No converter found capable of converting from type [java.lang.Long] to type [java.sql.Timestamp
Spring & Couchbase - No converter found capable of converting from type [java.lang.Long] to type [java.sql.Timestamp
I think the issue was by ths following , It looks like the value is being stored in the DB in an Epoch format.Instead of trying to convert the epoch directly to a sql Timestamp, you can stored it as a long instead, i.e.
TAG : java
Date : December 01 2020, 04:42 PM , By : user3044045
Maintaining order of execution of tests in Junit
Maintaining order of execution of tests in Junit
This might help you Your option 2 is the most appropriate one, even if this surprises you: You should try to make your tests independent of each other such that execution order is not an issue.And, it is a normal situation that, for the testing of so
TAG : java
Date : December 01 2020, 04:42 PM , By : user3044003
Hashmap sorting based on the sort index of a arraylist
Hashmap sorting based on the sort index of a arraylist
hope this fix your issue I am working with firebase database. And from the firebase get some data. i want to display the data in a listview. Document from the firebase include 3 fields. each of the field include date,heading and description. and i wa
TAG : java
Date : December 01 2020, 04:42 PM , By : Shuhart
How can I set up JdbcUserDetailsManager to use my table?
How can I set up JdbcUserDetailsManager to use my table?
wish of those help JdbcUserDetailsManager is only useful when the role has grouping concept (Think that a role can have many permissions and an user can have many roles. We check if an user is allowed to do something by checking if he has certain per
TAG : java
Date : December 01 2020, 04:42 PM , By : user3043933
Getting resource not found when try to return html page from controller
Getting resource not found when try to return html page from controller
should help you out Avoid @RestController for MVC Based Application which has to return a view. It is mainly used for REST APIs. While @Controller can return a view More On @RestController:
TAG : java
Date : December 01 2020, 04:42 PM , By : user3043927
JLabel, how to set coodinats
JLabel, how to set coodinats
With these it helps I want to put JLabel by using coordinates in particular place. But instead the label appear in the middle of a top of my window. Please tell me what I do wrong. , if you want use "setLocation" your panel layout should be "null"
TAG : java
Date : December 01 2020, 04:42 PM , By : SStudios
How to install plugins mentioned in the pom file from command line, without compiling or building the whole project?
How to install plugins mentioned in the pom file from command line, without compiling or building the whole project?
like below fixes the issue You can try command mvn dependency:go-offline It will download your all dependencies and plugins
TAG : java
Date : December 01 2020, 04:42 PM , By : user24050
Cross Platform RSA Encryption C# to Java and Java to C#
Cross Platform RSA Encryption C# to Java and Java to C#
Hope that helps Within the createCipher function, the issue related to the conversion of the ByteArray to a BigInteger.
TAG : java
Date : December 01 2020, 04:42 PM , By : user3043841
How to stop Recyclerview from producing duplicates and stop shuffling items?
How to stop Recyclerview from producing duplicates and stop shuffling items?
With these it helps So i found the answer finally ,the solution to stop recycler view from duplicating data is by removing the views from your layout before setting data to adapter each time.This worked for me . example:
TAG : java
Date : December 01 2020, 04:42 PM , By : user3043833
How to determine if two XML files have the same structure even if the tags have different values?
How to determine if two XML files have the same structure even if the tags have different values?
hope this fix your issue I wish to compare two XML files and determine if they have the same structure i.e. The same type and number of tags with preferably the same attributes. The value of the tags and attributes may be different. , Try this XSLT 3
TAG : java
Date : December 01 2020, 04:42 PM , By : user3043725
want to print a particular cell's all the row values in excel in java
want to print a particular cell's all the row values in excel in java
wish helps you It seems like you don't need nested loop, and you need store other cell to string variable. Please try the bellow code.
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043832
Write a Mock method applicable only for specific tests in a test class
Write a Mock method applicable only for specific tests in a test class
it should still fix some issue Use a spy in that case instead of a mock. For most of the cases, it will invoke the real implementation of the collaborator and for those 2 cases, you use the given().willReturn() stubbing in the //Given section just be
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043692
How to split a string after every 10 words?
How to split a string after every 10 words?
I hope this helps you . I am looking for a way to split my chunk of string every 10 words
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043672
Using regex to verify an input has at least 2 letters, with special and normal characters allowed
Using regex to verify an input has at least 2 letters, with special and normal characters allowed
help you fix your problem Matching not a digit \D does not guarantee a character a-z.You could update the positive lookahead to assert 2 times not a-zA-Z and then a-zA-Z. Note that you don't have to escape the dot in the character class.
TAG : java
Date : December 01 2020, 04:40 PM , By : Steve
Can I use glScale on GL_POINTS?
Can I use glScale on GL_POINTS?
seems to work fine Here's a demonstration of how to properly render a circle using triangle fans:
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043655
How to restrict textfield input only number and decimal?
How to restrict textfield input only number and decimal?
Does that help Assuming you are referring to a JavaFX TextField:You can get the textProperty of the textfield by calling textField.textProperty(). Since this is a property, you can attach a listener to it, to listen for changes to the text in the fie
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043580
How @IntoMap @Binds exactly works with Dagger?
How @IntoMap @Binds exactly works with Dagger?
Hope that helps @Binds is similar to @Provides, only it is used to provide interfaces, abstract classes or in your case classes that are extended. So there is no need there for any configuration, and @Provides call would be not necessary. While the @
TAG : java
Date : December 01 2020, 04:40 PM , By : Jarian
Assigning first, second and third int scanner values to 3 different queues
Assigning first, second and third int scanner values to 3 different queues
around this issue You never call MinsPS.add() or MinsSS.add() so of course there are no items in them.You can simply call scanner.nextInt() 3 times in the same loop.
TAG : java
Date : December 01 2020, 04:40 PM , By : Nasko Kurtakov
Get Android device IPv4 address while connect through Ethernet cable
Get Android device IPv4 address while connect through Ethernet cable
Hope that helps I'm working on an Android application that will run on Android TV Box, my device can connect to network through Wifi or Ethernet cable. I need to get device IPv4 address, now I'm able to get the address when device is connected throug
TAG : java
Date : December 01 2020, 04:40 PM , By : user3043414
Kotlin property not initialized, but why?
Kotlin property not initialized, but why?
To fix this issue You need to refer to something defined in same the file as val myObject, directly or indirectly, from your test. Otherwise its generated class won't get loaded. E.g.
TAG : java
Date : December 01 2020, 04:36 PM , By : maha
Is there a way to catch a players chat input without an AsyncPlayerChatEvent?
Is there a way to catch a players chat input without an AsyncPlayerChatEvent?
With these it helps Create an AsyncPlayerChatEvent and a public static ArrayList.ExampleChatEvent.class
TAG : java
Date : December 01 2020, 04:36 PM , By : user3043322
How to use a data from one table as a reference to get another data in another table using Firebase?
How to use a data from one table as a reference to get another data in another table using Firebase?
like below fixes the issue I just retrieve a list of data from a table named 'appointment'. From this table, I will need to get a data named 'theraid' in order to get the name from another table named 'thera'. I have no idea how to do it in android j
TAG : java
Date : December 01 2020, 04:36 PM , By : CrassDesigner
Spring Mvc Message Bundle in Java configuration
Spring Mvc Message Bundle in Java configuration
it should still fix some issue Both a MessageSource and LocaleResolver are looked up by name, respectivly messageSource and localeResolver.When using Java based configuration the name of the method is used as the name of the bean. As you have named t
TAG : java
Date : December 01 2020, 04:36 PM , By : Celambarasan
How to execute the method with returned value from an asynctask?
How to execute the method with returned value from an asynctask?
this will help Maybe check this out. It should work the same way as await does in c. I am not completely sure tho
TAG : java
Date : December 01 2020, 04:36 PM , By : user3043247
Remove nexus dependecy from the project
Remove nexus dependecy from the project
With these it helps You can remove the existing repository details in two ways. Remove the Repository details from pom.xml. You can also remove Repository and Mirror details from settings.xml which is inside conf directory of your maven installation
TAG : java
Date : December 01 2020, 04:36 PM , By : ALexa
Streamable Interface : How empty() method returns Iterable?
Streamable Interface : How empty() method returns Iterable?
like below fixes the issue empty() returns a method reference Collections::emptyIterator.In order for this code to pass compilation, that method reference must conform with the single abstract method of the Streamable interface.
TAG : java
Date : December 01 2020, 04:36 PM , By : user3043142
Hibernate @OneToOne self join with OR in join clause
Hibernate @OneToOne self join with OR in join clause
I think the issue was by ths following , That will not work since the @JoinColumn or @JoinFormula are used to determine Foreign Key column value, so they don't work with multiple columns.If you define multiple @JoinColumn or @JoinFormula, then the ON
TAG : java
Date : December 01 2020, 04:36 PM , By : Devillers Jerome
OnError at observe an Observable on Retrofit
OnError at observe an Observable on Retrofit
will be helpful for those in need In case of that error you might wanna check your BASE_URL NOT to be without httpsAlso make sure to print the error your method is giving. You should be able to call it like this from the onError method:
TAG : java
Date : December 01 2020, 04:36 PM , By : zaf
How To Check The If A Nested Loops Is Done?
How To Check The If A Nested Loops Is Done?
Does that help i've found a way, maybe not the best way, if anyone have anything better than this, lemme now.i added this inside the first for loop
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042999
Is it fine to use jpa repositories and hibernate(calling queries using criteria,HQL) in the same project
Is it fine to use jpa repositories and hibernate(calling queries using criteria,HQL) in the same project
Does that help If i understand this correctly, you are asking if it is fine to use repositories and hibernate in the same project.JPA is a specification, i.e. rules on how persistence API should be implemented.
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042988
Removing substrings from java StringBuilder
Removing substrings from java StringBuilder
I wish this helpful for you I want to remove all the IP information from the below string. , The following code will give you the desired result.
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042942
How to insert some data into an array of index of a class with for loop and how to view them?
How to insert some data into an array of index of a class with for loop and how to view them?
should help you out How to insert data into an array with loop? suppose i have a class Teacher with empty constructor Teacher() data with name, id etc. How to insert name on that teacher class with for loop from the main class? , You declared your ar
TAG : java
Date : November 29 2020, 12:01 PM , By : StaceyK
Can ActiveMQ cluster have brokers running on different transport protocol?
Can ActiveMQ cluster have brokers running on different transport protocol?
may help you . You can mix both SSL and Non-SSL based transport connections in a failover URI (with a bit of caution since the TCP one isn't secure). You would generally use the ActiveMQConnectionFactory in either case as you only need to use the Act
TAG : java
Date : November 29 2020, 12:01 PM , By : dhaakon
How do I get my caesar cipher to read spaces in my menu option
How do I get my caesar cipher to read spaces in my menu option
I wish this help you This solution may be helpful.This solves your title issue: Reading spaces from input
TAG : java
Date : November 29 2020, 12:01 PM , By : Beautifulfatman0
I want to contains all elements of array to another array
I want to contains all elements of array to another array
it fixes the issue The problem is in data types: nameUI
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042876
How to list only the folders within a specified directory?
How to list only the folders within a specified directory?
seems to work fine I just post this since I saw a long trail of comments are going to be made under the question.You can filter the directories using Files::isDirectory:
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042849
I'm having problems making an app that finds user lat/lng and device IMEI
I'm having problems making an app that finds user lat/lng and device IMEI
it fixes the issue i want to make a simple android app that shows me the user location and in a toast the device IMEI. i can't figure out what's the problem because i'm new to android-studio and build output doesn't show me the error line. , Add this
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042840
RestTemplate get body with ResourceAccessException
RestTemplate get body with ResourceAccessException
I wish did fix the issue. The issue I was using interceptor which read my body already, Cchanged RestTemplate to using BufferingClientHttpRequestFactory I can now re-read my body
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042808
SocketException: Connection reset on JRE 1.6, not on JRE 11
SocketException: Connection reset on JRE 1.6, not on JRE 11
wish help you to fix your issue I have an fairly old twitter bot that's been running for several years no problem. It uses twitter4j, running on JRE 1.6. Two days ago I suddenly started getting SocketExceptions: , Your problem is a combination of the
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042792
Regex to retrieve any alphanumeric otp code
Regex to retrieve any alphanumeric otp code
wish of those help It would be a bit difficult, maybe this expression might work with an i flag:
TAG : java
Date : November 29 2020, 12:01 PM , By : Germano
How to get data json from array of the year in array android studio?
How to get data json from array of the year in array android studio?
I hope this helps you . year is a JSONObject with 2015,2016 and 2018 as keys and JSONObject as values, So get year JSONObject and then get keys and values by iterating it
TAG : java
Date : November 29 2020, 12:01 PM , By : Ditch
RoaringBitmap is serialized to different string using node and java
RoaringBitmap is serialized to different string using node and java
may help you . I need to use portable flag as mentioned in this comment in nodejs.below are the usages
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042716
File.lastmodified() generates wrong date and month
File.lastmodified() generates wrong date and month
should help you out The value is not incorrect. You are using the Calendar incorrectly. Checking the documentation you can see the value returned for Month.
TAG : java
Date : November 29 2020, 12:01 PM , By : user3042704
Spring Boot Sql Date Timestamp Json Serialization Issue
Spring Boot Sql Date Timestamp Json Serialization Issue
I wish did fix the issue. You can always use a custom formatter on any fields or types. You have to have a custom formatter class and add that on your Object Mapper bean. It can be added in Java code or Xml config too. If you have your own view resol
TAG : java
Date : November 29 2020, 12:01 PM , By : Yuri valle
Why this BiConsumer Combiner code in collect method is never reached?
Why this BiConsumer Combiner code in collect method is never reached?
I wish did fix the issue. The combiner function is called only if you invoke the stream processing pipeline in parallel. So change it to a parallel stream and then it should reach the combiner function. So this should trigger it.
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042661
How to assign Nth value of an array to variable
How to assign Nth value of an array to variable
Hope this helps I have an array of Values. With the use of a random number generator I get the nth value of the array Values. How can I assign this Value to a variable since I need to do some calculations.
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042649
Java: How to make RecyclerView item number change to the same number in Activity? (real time)
Java: How to make RecyclerView item number change to the same number in Activity? (real time)
this will help As the title says, I need to make RecyclerView item number, change to that same number, which is in that same Activity (in real-time). So when the number in Activity changes, also that number which is in the RecyclerView item, should c
TAG : java
Date : November 28 2020, 12:01 PM , By : Gerryyzxc
How to send Data when cardview clicked to detail content
How to send Data when cardview clicked to detail content
To fix the issue you can do You can try with delete the setOnItemClickListener and call intent from cardViewViewHolder.itemView.setOnClickListener
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042635
Why the order is reverse in equals()
Why the order is reverse in equals()
seems to work fine In part of the code for check empty string the programmer use equals() like this: , The idea behind using;
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042634
Adding object to Arraylist in one frame but then cannot access it in the second already opened frame
Adding object to Arraylist in one frame but then cannot access it in the second already opened frame
wish of those help Have you tried search the any item other than the first item in the drug list? From what I see, your foreach loop will break once it find the first item is not the target.
TAG : java
Date : November 28 2020, 12:01 PM , By : Erick Cardozo
Cannot resolve symbol Theme.MaterialComponents.Light.NoActionBar (Android Studio)
Cannot resolve symbol Theme.MaterialComponents.Light.NoActionBar (Android Studio)
To fix this issue The Material Components themes are included in the Material Components for Android library.Since you are using androidx library just add this dependency in you app/build.gradle file.
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042580
I don't understand the solution of this exercise
I don't understand the solution of this exercise
this one helps. The condition used in the for loop says the number is less than or equal to (half of) total
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042441
Why does my array list alwas has a size of one?
Why does my array list alwas has a size of one?
I wish this help you You are declaring new ArrayList in constructor. So each time it will create a new arraylist and add that value into current array list. So list size will be always want. I guess instead of printing the size into the Polynomial cl
TAG : java
Date : November 28 2020, 12:01 PM , By : user3042435
How to resolve "Access Not Configured" for Youtube Data API
How to resolve "Access Not Configured" for Youtube Data API
may help you . After even more research and some further testing, I found a question answer here on StackOverflow that led me to create a new project. Using just the scope I needed for upload, this worked. I have no idea why, and nobody else seems to
TAG : java
Date : November 27 2020, 05:23 PM , By : user3042367

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