包含标签:Java 的文章
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Java for loop assessment
I want to know if the conditional evaluation is performed in the for and while loops in Java at the end of each cycle …… -
Java – JPA encountered null or zero primary key in unit of work cloning
I understand JPA and have the task of creating a database and inserting some values for it I want to know how to find …… -
How to programmatically simulate arrow key pressing in Java FX
I want my JFX application to simulate arrow key presses (when they are registered in textfield), but I can't figure ou…… -
Java – learn about memory leaks in Android Applications
I found the article "avoiding memory leaks", which says the following code: private static Drawable sBackground; @Ove…… -
Java – unable to convert project… File error in IntelliJ ide ended prematurely
I use IntelliJ idea as the IDE for running Java programs Power fluctuations cost the computer to restart Now when I re…… -
Java Jagged Array
Our job assignment requires us to use zigzag arrays to store the values of two-dimensional Boolean matrices Is there a…… -
Java – how to read streams one by one?
Java Stream. The foreach function has a serious limitation that its consumer cannot throw a checked exception Therefor…… -
Java – why do we need to avoid mutations in coding? What is mutation?
Why is the second code (code with flow) better than the first code? First: public static void main(String [] args) { …… -
Java – byte array buffer image conversion speed is slow
I have a simple server-side code that receives a byte array representing a JPEG image and returns the size of the imag…… -
Java – spring batch and integration
I'm a beginner in spring. I have to do a project for the school What kind of projects can I use spring batch and integ…… -
Java – which is extensible? Simple crud webapp communicates with webapp and rest services
I think the title makes this clear I am not a master of scalability I'm about to create a web application that needs t…… -
Java uses 100% CPU on Linux
On my Linux server, any Java program (even "Hello world") uses 100% CPU and is very slow ID does not depend on the Jav…… -
Java – how to control the SSL passwords available to Tomcat
I cannot disable weak SSL passwords in tomcat, as described in many places http://www.techstacks.com/howto/secure-ssl-…… -
Java – intuition and design principles
I have a class hierarchy, like this drink – > coffee – > latte Drinks: public abstract class Beverage { pri…… -
. Net – why ignore dataannotations when using a DataGrid with autogeneratecolumns = “true”
I'm using WPF DataGrid to bind to a collection of custom classes Using autogeneratecolumns = "true" in grid XAML, the …… -
Java – ora-24816: extended non long bound data provided after the actual long or lob column
I encountered an exception while updating the table in hibernate Ora-24816: extended non long bound data provided afte…… -
How to convert a sample dataset from R package “spatstat” to ShapeFile
I write a kernel density estimator in Java, which inputs and outputs the GeoTIFF image of the estimated surface in the…… -
Java – get the date representation in seconds?
I'm using an API that requires a date parameter as the number of seconds, an int My problem is that I now store this t…… -
Initialization of Java 7 Diamond operators and derived classes
class A {} class A {} class B extends A {} class Holder<T> { T object; Holder(T object) { th…… -
java – android. view. Inflateexception: binary XML file line #6: error ballooning class fragemnt
This error occurs when the application starts I received many kinds of errors displayed in subj These mistakes seem to…… -
Java – invalidate the @ cacheable entry through comments on the interface?
I'm using spring and @ cacheable annotations to cache some database entries I want to invalidate the full cache period…… -
Java – TestNG runs all class methods multiple times and initially executes @ beforeclass using the provided data
I am writing a test suite for webapp using TestNG and selenium webdriver What I need is to run all the methods of the …… -
Java – good design: how to pass inputstreams as parameters?
I have a large file and I am opening a FileInputStream This file contains files, each with an offset from the beginnin…… -
Debugging Ajax PHP using NetBeans Xdebug
I have jQuery to make Ajax calls to another PHP file, and I can't study how to stop NetBeans and Xdebug at the breakpo…… -
Java – why collection ToArray (t []) does not use E []
The toArray method (selected in java.util.arraylist) is as follows: class ArrayList<E> ....{ public <T>…… -
Java – what is’ savedinstancestate ‘?
I'm new to Android development, but I have some understanding of OOP concepts I'm trying to learn Android from a Java …… -
How to store Haskell data type in unboxed vector in continuous memory
I want to store a nonparametric, decompressed data type data Point3D = Point3D {-# UNPACK #-} !Int {-# UNPACK #-} !Int…… -
Java – is there a reason for the “pseudo typedef antipattern”?
I have a relatively complex generic type (such as map < long, map < integer, string >), which is used interna…… -
Java – why can’t I extend instantiatable classes with new value components while retaining the CompareTo contract?
Each valid Java for Joshua Bloch: Could you please explain the above problems through examples and challenges? Can you…… -
Java – multithreaded access and variable caching for threads
If I read a complete chapter / book on multithreading, I can find the answer, but I want a faster answer (I know this …… -
Do we really need to create a stub in Java RMI?
I'm reading some RMI documents. All the books say that we need to create a stub for the client to communicate with the…… -
Concurrency – Erlang – dining philosophers error
If the code is hard to follow, I apologize If anyone is interested, these are instructions: http://www.kth.se/polopoly……