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java - How to get a random value from a string array in android?
In my values.xml file, I have an array, like this; <string-array name="animals-array"> <item>Cow</item> < ... is defined in the values.xml file? See Question&Answers more detail:os...
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java - Calling Thread.sleep() with *interrupted status* set?
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java - Json Mapping Exception can not deserialize instance out of START_ARRAY token
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java - What is meant by number of buckets in the HashMap?
I was reading about Hashmap. An instance of HashMap has two parameters that affect its performance: initial ... many objects can reside. See Question&Answers more detail:os...
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java - JPA 2.0 : what is javax.validation.* package?
What is the javax.validation package in Java EE? How to use this with JPA? I want to validate my JPA Entity ... name; private long salary; ... See Question&Answers more detail:os...
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java - Generics and the question mark
I'd like to use a generic list, but the initialization method only returns a List. The following code works well ... What is my mistake? Thanks! See Question&Answers more detail:os...
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java - Wait for multiple AsyncTask to complete
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java - Maven refuse to download aar packaged dependency from remote repository
I want to use this android dependency in my java program: http://jcenter.bintray.com/com/o3dr/android/dronekit- ... do to fix this problem? See Question&Answers more detail:os...
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java - JPA entity has no primary key?
I have an Entity class: @Entity @Table(name="CMC_MAP_SERVER_INFO") @NamedQuery(name="CmcMapServerInfo.getMapServer", ... remove this error? See Question&Answers more detail:os...
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java - toResponse in jersey ExceptionMapper does not get invoked
So I'm building a web application, we are using JPA and Jersey to consume/produces JSON data. I have a ... .html#d4e435 What am I missing?? See Question&Answers more detail:os...
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java - How to access request in JspTags?
I want to call request.getContextPath() inside a JSP tag which extends SimpleTagSupport, is there any way to do it? See Question&Answers more detail:os...
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java - ConcurrentHashMap locking
I have read somewhere that in ConcurrentHashMap, the whole map object is not locked and instead a lock is made on ... it only locking is used? See Question&Answers more detail:os...
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java - Error on compiling query: The abstract schema type 'entity' is unknown
I'm developing a game with a database connection, and I use JPA to persist my data. Here is my Game entity : ... Application.java:21) ... 6 more See Question&Answers more detail:os...
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java - How to Sort Date in descending order From Arraylist Date in android?
I have an ArrayList which stores Dates and I sorted them in descending order. Now I want to display them in a ListView. ... <?> arg0) { } }); See Question&Answers more detail:os...
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java - Most efficient way to prevent an infinite recursion in toString()?
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java - JAXB Can't handle interfaces
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java - How to send an Image from Web Service in Spring
I am facing problem while sending an Image using Spring Web Service. I have written controller as below ... format to Android Client. See Question&Answers more detail:os...
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java - What are switch expressions and how are they different from switch statements?
As part of Java SE 12, switch expressions were introduced and since Java SE 14, they have been ... different from switch statements? See Question&Answers more detail:os...
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java - JPA Data Repositories with SqlResultSetMapping and native queries
I was stuck with the following situation: My entities are related to each other, but in such a way that i ... my question. Thanks in advance! See Question&Answers more detail:os...
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java - Unmarshalling an XML using Xpath expression and jaxb
I am new to JAXB and would like to know if there is a way by which I can unmarshall an XML to my response ... /getter and setters .... } Thanks See Question&Answers more detail:os...
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java - Got apache tomcat error that access denied on this file localhost_access_log.2014-08-30.txt?
I installed Apache tomcate on Windows 7 OS. I just installed apache and make it available in eclipse. When i run ... this??? Please help me. See Question&Answers more detail:os...
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java - JUnit output in Maven reports
I am using Maven for my project and have following question: I want to see the logging output of my JUnit tests ... to achieve this? Thanks ;-) See Question&Answers more detail:os...
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java - JDBC DatabaseMetaData.getColumns() returns duplicate columns
I'm busy on a piece of code to get alle the column names of a table from an Oracle database. ... getColumnLabel() instead of getColumnName(). See Question&Answers more detail:os...
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java - Android : youtube player has been released
I'm getting this error Fatal Exception: java.lang.IllegalStateException This YouTubePlayer has been released , but ... Any callback ? Thanks. See Question&Answers more detail:os...
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java - Hibernate - hibernate.hbm2ddl.auto = validate
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java - Hibernate unknown entity (not missing @Entity or import javax.persistence.Entity )
I've got a really simple class: import javax.persistence.Column; import javax.persistence.Entity; import javax. ... > </hibernate-configuration> See Question&Answers more detail:os...
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java - android disadvantages of not closing cursor
I have some questions regarding Cursor. I want to know what are the disadvantages of not closing a Cursor? It ... error in a log cat. See Question&Answers more detail:os...
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java - Verifying JWT Signature using public key endpoint
I'm wanting to verify the signature of some JWTs from Microsoft. I'm using Spring-Boot, the JJWT ... documentation is appreciated as well. See Question&Answers more detail:os...
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