包含标签：Java 的文章
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Java – assign a text array to an object variable
Consider the following codes: Object obj = {}; This results in the following errors: Type mismatch: cannot convert fro…… -
Java – a strange runtimeException occurs when running an Android Application on some devices
I recently made an Android application and released a beta version to someone for testing purposes Everything seems to…… -
String garbage collection in Java: or why consume so much memory
Solved I try to understand why one of my unit tests consumes so much memory The first thing I do is run a test and mea…… -
Java – do string parameters usually escape automatically in Web services?
Today, I found that a simple% of the string parameters passed from the client to the server can lead to an incorrect r…… -
How to convert date to hexadecimal in Java
I am not familiar with Java. I need to get the current datetime and express it as a string, for example: #1:1357902468…… -
Java – add index columns to existing spark’s dataframe
I use java to run spark 1.5 I need to attach the ID / index column to the existing dataframe, for example: +---------+…… -
Java – activity leaked popupwindow window after rotation
When I rotate the device while displaying PopupMenu, a windowleft error appears That's my PopupMenu: private void show…… -
MVVM – f#async / await in view model
My ViewModel in F # I'm trying to use f# instead of c# to implement my ViewModel I'm following this article (by the wa…… -
Val in Java – Lombok generates an “incompatible type” error in IntelliJ, but it still compiles well
I found this Code: Class<? extends Enum> enumClass = Class.forName(Charsets.class.getName()) …… -
Compare the Java era string with the PHP era date
Here I have a Java string era date. I want to compare and add data <?PHP if($_SERVER['REQUEST_METHOD']=='POST'){ //…… -
Jsup and JavaScript dependent web pages?
So I had trouble formulating the correct syntax for selecting this element from the web page This is the path on the i…… -
Java – dynamic spinners – if you select an item from one spinner, hide it from the other spinners – Android
How do I hide items in other spinners currently selected in one spinner? I've tried to delete the item through the Arr…… -
How to best lock files in a Java cluster
I have a server cluster running on JBoss I need to update the file in a safe way Specifically, I need >Lock file a …… -
Use JPA with hibernate search Lucene query
I can easily search my JPA entity full-text query using hibernate search: FullTextEntityManager fullTextEntityManager …… -
Java – recover the asynch threadpooltaskexecutor after a server crash / shutdown
I have a spring rest controller that uses spring's @ async method to call asynchronous methods and immediately returns…… -
Java – the previously created encoding file cannot be read correctly
I have a problem reading the encoded file. I have written my own code before Display the original string correctly (in…… -
Java – how to use Facebook to log in and get user information to send my remote database from Android Applications
Hi, I'm a new Android Developer. I need to save user information on my remote database I'm going to use Facebook and G…… -
Java – the interest calculator does not display results
I try to finish this at the last minute of my java class. When I run the program and ask whether the user information …… -
Java – unable to resolve host ”; There is no address associated with the host name
Reading RSS links in my android app, I received this error: In my simulator, I can connect to Google. Com through a br…… -
Java – unable to start Android studio
I installed Android studio a month ago and it ran successfully. I used Windows 7 (64 bit). Then I set up a new windows…… -
java. Lang. unsatisfiedlinkerror: no implementation was found because the library was not loaded
When it says jnilibs and other libraries When the so file could not be loaded, I was trying to integrate a shared libr…… -
Java – Android data binding test failed in module NoClassDefFoundError
I cannot run local unit tests in a module that uses the Android data binding library First, let me talk about how to c…… -
Java – Lombok builder containing existing data value classes
One library provides classes, such as org springframework. security. oauth2. provider. client. Baseclient details, whi…… -
Java – retrieves an array containing name value pairs from an Ajax request in spring MVC
I cannot retrieve the value in spring controller Who can explain what I did wrong? Ajax request fields[fieldID] = { 'n…… -
Java – ThreadPoolExecutor: get the specific runnable being executed
I am using ThreadPoolExecutor to execute multiple long-running tasks in the background. The pool size of ThreadPoolExe…… -
Java – dagger 2 has no initialization variables
Now I'm trying to implement dagger in my project. I have a problem Variables initialized in application components are…… -
Java – Tomcat multithreading deployment using managerservlet
I have 30 wars in tomcat, and there are dependencies between them So we have a servlet to deploy them sequentially Now…… -
Clojure – leiningen: about classnotfoundexception of classes appearing in “lein run” / “lein uberjar” project
I am trying to implement the java interface required by the legacy runtime I am using and instantiate an instance of t…… -
Reading scattered data from multiple files in Java
I am studying the reader / writer of DNG / TIFF files Since there are some options to process files (FileInputStream, …… -
Java – insertionsort using multidimensional arrays
In my code, I receive the values n and D on the first line. N will be the number of values I want to write, and D is t…… -
Java – how to build a jar for a specific operating system using Maven?
I am using Maven for eclipse to build a jar that can run on a remote server My system is running OS X and the server i…… -
Java – spring starts security, and oauth2 logs off to invalidate the session, so as to complete the authentication and approval cycle in the authorization server
I've been following Dave syer tutorial, SSO and oauth2, Part 5 https://github.com/spring-guides/tut-spring-security-an……