Java 归档 - Page 301 of 655

How to convert ieee-11073 16 bit sfloat to a simple floating point number in Java?

The title is self-evident: how to convert ieee-11073 16 bit sfloat to a simple floating point number in Java? Solution……

Java

2020-02-23

Draw lines on the canvas with the mouse: Java AWT

The attempt is to draw a figure (now a line) with the mouse on the AWT canvas I tried java graphics for the first time……

Java

2020-02-23

java – joda-time：new DateTime(String)vs DateTime. parse(String)

Using the joda-time-2.0 version library, I want to know which function is more suitable for building from ISO date (up……

Java

2020-02-23

Java – badtokenexception: cannot add window

I have a problem. When the screen times out, I receive a badtokenexception, and then the user returns to my applicatio……

Java

2020-02-23

Multithreading – avoiding cache consistency problems and key parts in Delphi?

I just read an MSDN article "synchronization and multiprocessor issues", which solves the memory cache consistency pro……

Java

2020-02-23

JavaFX tableview resizes to fit the window

I'm trying JavaFX and forcing my way because it's hypothetical and future I'm trying to create a 4 - column table The ……

Java

2020-02-23

Java – using paint Setstrokejoin() and paint setStrokeMiter()

I am curious about what these methods do and how to use them, because there seems to be no detail except the single se……

Java

2020-02-23

Java – you cannot avoid using spring boot and logback to log SQL into the console

Solution If hibernate show_ If SQL is set to true, hibernate will simply print the SQL statement to the console (do no……

Java

2020-02-23

Java: XML normalization

What is the simplest way to make the canonical form of XML files in Java? Do you have some complete code? I have found……

Java

2020-02-23

Java – display HTML5 in swing

There are many questions about displaying HTML content in swing applications But no library supports HTML5 (I can't af……

Java

2020-02-23

Subdivision objects in Java

I have a huge object. Of course I have its class. I extract some values from it, but because it's really big, I don't ……

Java

2020-02-23

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There……

Java

2020-02-22

When adding another object, Java util. ConcurrentModificationException

I am experiencing this exception What's wrong with my code? public class GlennTestMain { static ArrayList<Pers……

Java

2020-02-22

Java – why do you return false and true?

public class Test { public class Test { public static final Double DEFAULT_DOUBLE = 12.0; public static final ……

Java

2020-02-22

Java – can spring MVC with JPA be used to update a subset of attributes on an entity?

I am using spring Roo, spring MVC and JPA to save MySQL database I'm new to spring MVC and Java, but I work with cake,……

Java

2020-02-22

How to use Java math Commons curvefitter?

How do I fit a function to a set of data using math Commons curvefitter? I was told to use curvefitter with Levenberg ……

Java

2020-02-22

Java – stream lists are grouped

I'm looking for refactoring how to use streams in some of my code The first example is my current practice The second ……

Java

2020-02-22

Java – performance of log4j

I am developing a web application. I want to record some information to help me improve and observe the application (I……

Java

2020-02-22

java – IllegalArgumentException readExceptionFromParcel

I got this error from one of my users. I don't know how to solve it java. Lang.illegalargumentexception exception data……

Java

2020-02-22

Multithreading – what is saved in context switching?

Precisely saves and restores content in context switching between two threads >In the same process > between two……

Java

2020-02-22

Comment – @ singleton in Java EJB

I have an EJB that needs to be single and stateful because it will become a connection pool My question is: >If I d……

Java

2020-02-22

Java – the easiest way to index a collection’s attributes, which are themselves a collection

I have a list < foo > and want a guava Multimap < string, foo > we divide each tag of their collection <……

Java

2020-02-22

Java me – how to create a browser window in J2ME?

How to create a browser component in J2ME that can display web pages in applications? Is there an API available? Or is……

Java

2020-02-22

How to separate lists by using conditions of Java 8 streams

Consider the following codes: List<Integer> odd = new ArrayList<Integer>(); List<Integer> even = nu……

Java

2020-02-22

Java – insert the row and get the generated ID

I am trying to use spring's jdbctemplate class to insert a row into the MySQL table named transaction and get the gene……

Java

2020-02-22

Java – why does filesystemxmlapplicationcontext throw FileNotFoundException on existing files

resolvent

Java

2020-02-22

Why use negative int in toString method of integer class in Java SRC for mod operation

When I read the Java version of 1.7 0_ 09 source code, I found that the implementation of toString method of integer c……

Java

2020-02-22

Java – function method of thread safe shared counter

I am new to scala and functional programming. I like the idea of using immutable objects. I can avoid many thread safe……

Java

2020-02-22

Multithreading – can static arrays be safely accessed from multiple threads?

If each thread guarantees to read / write a specific subset of the array, multiple threads can work on the same (stati……

Java

2020-02-22

Does Java also test the equality of handling null values?

Is there anywhere in the Java standard library with static equality functions? public static <T> boolean equals(……

Java

2020-02-22

Java – spring boot: how to reference application. In @ importresource properties

My spring boot application has an ApplicationContext XML file In this file, it has an attribute placeholder – ${profil……

Java

2020-02-22

Java – ecobertura does not work properly in eclipse

So I tried to test the coverage of Java applications in eclipse I installed ecobertura from the "install new software"……

Java

2020-02-22

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How to convert ieee-11073 16 bit sfloat to a simple floating point number in Java?

Draw lines on the canvas with the mouse: Java AWT

java – joda-time：new DateTime(String)vs DateTime. parse(String)

Java – badtokenexception: cannot add window

Multithreading – avoiding cache consistency problems and key parts in Delphi?

JavaFX tableview resizes to fit the window

Java – using paint Setstrokejoin() and paint setStrokeMiter()

Java – you cannot avoid using spring boot and logback to log SQL into the console

Java: XML normalization

Java – display HTML5 in swing

Subdivision objects in Java

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

When adding another object, Java util. ConcurrentModificationException

Java – why do you return false and true?

Java – can spring MVC with JPA be used to update a subset of attributes on an entity?

How to use Java math Commons curvefitter?

Java – stream lists are grouped

Java – performance of log4j

java – IllegalArgumentException readExceptionFromParcel

Multithreading – what is saved in context switching?

Comment – @ singleton in Java EJB

Java – the easiest way to index a collection’s attributes, which are themselves a collection

Java me – how to create a browser window in J2ME?

How to separate lists by using conditions of Java 8 streams

Java – insert the row and get the generated ID

Java – why does filesystemxmlapplicationcontext throw FileNotFoundException on existing files

Why use negative int in toString method of integer class in Java SRC for mod operation

Java – function method of thread safe shared counter

Multithreading – can static arrays be safely accessed from multiple threads?

Does Java also test the equality of handling null values?

Java – spring boot: how to reference application. In @ importresource properties

Java – ecobertura does not work properly in eclipse

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