Recent Posts
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Java – from intent Createchooser gets the selected application
I tried to capture intent The results of createchooser to understand the application that users choose to share I know…… -
Java – Maven woes: Maven clean plugin not found in repository
Sigh Use Maven 2.2 1. Suddenly, it cannot resolve Maven clean plugin Really, how crazy is it that building tools need …… -
Java 8 – functional interfaces and abstract classes
See English answers > java 8: virtual extension methods vs Abstract Class5 According to my understanding, these int…… -
Grab the last element of the vector
I have a very straightforward question. Even after a few hours of trouble, it makes me sad, so I think I'll ask you fo…… -
Is there any difference between string… Args and string [] args in Java?
See English answer > difference FN (string... Args) vs FN (string [] args) 6 I am a novice in Java programming Anyo…… -
Java – using the comparable vs TreeSet list
Option 1: create a list that implements comparable and use collections. Net each time you add a value Sort (List L) so…… -
Android – oncreateview does not use fragment call in viewpager
I'm using the viewpager in the ACL to display several fragments. First, all listfragments of these fragments contain a…… -
Java – stop and start JBoss programmatically in eclipse
Can JBoss be started and stopped programmatically in eclipse? I am using indigo eclipse Java EE, and I have a JBoss 5.…… -
Java – is there any way to listen to the method execution of another class?
Can I listen to the method execution of an instance or all instances of a class without modifying the code? someInstan…… -
Java – Maven 2 does not run JUnit 4 test
I'm having trouble running junit4 tests In https://stackoverflow.com/questions/2021771?sort=newest#sort -The same prob…… -
Side effect free methods in Java standard library
I'm working on Java programs that need information about the side effects of method calls For standard library classes…… -
Go to global variables that are not covered by goroutines
I write CMS in go and have session type (user ID, page content to be rendered, etc.) Ideally, I want this type to be a…… -
Java – nonlocking IO vs blocking IO raw data throughput
There is a statement in Apache httpcomponent document: Really? Can anyone explain it in more detail? What is a typical…… -
Java – completing an activity from another class
I'm developing an application that requires a permanent Internet connection If there is no Internet connection, I want…… -
java – Arrays. The fill() method caused an exception
Now I can't fill the array with spaces Whenever I use the array fill method, I encounter exceptions Now I've eliminate…… -
Java – exclude Tomcat dependencies from spring boot in gradle
I'm using @ L_ 419_ 0 @ boot and jetty, I can't seem to exclude all Tomcat dependencies in the gradle build file build…… -
Java streams | groupingby the same element
I have a stream of words that I want to sort according to the appearance of the same elements (= words) For example: {…… -
Java Generic of Another generic
I have an interface: interface Identifable<T extends Serializable> { T getID(); } And the class that imple…… -
How to use untyped Java util. List to scala 2.8 buffer
I have to call some Java. Java that returns no type util. List. It seems that I can't convert it to scala 2.8 list wit…… -
Java – how to create a new database in Oracle 11g Express Edition?
I am a novice in Java. I have installed Oracle Database 11g Express Edition and SQL developer How to create a new data…… -
Java – dynamically change the number of nested for loops
I don't know if this is a stupid question, but I need to dynamically change the number of for loops without recursion …… -
Java – ActiveMQ web console is not suitable for embedded agents
I have an embedded agent that is completely configured through Java code (no deployable XML file) When I point my brow…… -
Java – why is my null check so slow?
So my code looks like this right now public boolean in(TransactionType... types) { if (types == null || ty…… -
Java discards half of UDP packets
I have a simple client / server setup Server in C, the client of the query server is Java My problem is that when I se…… -
Java – perform default tasks in ant in case of failure
I am currently using ant to build my java project on a Windows XP machine thank you Solution Google and found this It …… -
Asynchronous e-mail processing in Java Web Applications
When a user registers for a new account, I want to implement asynchronous email sending in my web application This mea…… -
General architecture of data processing system running in Java for a long time?
I was asked to port legacy data processing applications to Java The current version of the system consists of nubmer o…… -
Try catch performance Java
How long (in nanoseconds) does it take to try catch exceptions instead of checking (assuming that the message has Hash…… -
Make these balls bounce through Java collection iteration, any tips?
If the problem is not clear, but I can't think of another way to express it, I apologize This is my homework for worki…… -
Java – there is no setter method in the interface
I have a concrete class a that implements interface B B ref = new A(); code: public interface B{ public abstract Str…… -
How to quickly search for strings in large files in Java?
I'm trying to search a large text file (400MB) for a specific string using the following: File file = new File("fileNa…… -
Java – how do I get type values from genericrecord?
I'm using Avro. I have a genericrecord I want to extract ClientID, devicename, holder In Avro schema, ClientID is inte……