包含标签：Java 的文章
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Java 8 stream priority filtering
My code looks like: for (SomeObject object : objects) { if (object.getSomething() == Something.somethingHighPriori…… -
Java – an unexpected error occurred when using the expression language only for a specific attribute in JSP – please check this item
I have this unusual situation: I have a registrationvo, which has few properties and getter setter For example, city o…… -
Java modifies UTF-8 strings in Python
I connect to Java applications through python I need to be able to construct byte sequences that contain UTF - 8 strin…… -
Run a Java application as a background process
I have made an application using java When I install it on my computer... I want it to run as a background process rat…… -
Java – traps in JDK 6
Are there any problems in JDK 6 that do not exist in previous versions? I'm interested in timestamp Some surprising ch…… -
Java – keyloak missing form parameter: Grant_ type
I ran the keycloak standalone program on my local computer I created a new realm called "spring test" and then a new c…… -
Java – custom predicate link
I'm learning java 8 I'm trying to create a custom predict link method, as shown below @FunctionalInterface public inte…… -
Java – ${ucsrf} what do you do? Is this an implicit El object?
I'm looking at some source code and trying to find out_ The source of CSRF As far as I know, it looks like an implicit…… -
About vector / vector behavior in Julia
Given by 3 / [2; 2] 1×2 LinearAlgebra.Transpose{Float64,Array{Float64,1}}: 0.75 0.75 And 3/ [2; 2] gives 2-element A…… -
What else must you master besides framework and Java syntax?
In addition to learning Java, spring, hibernate, servlets, JSP, how to use eclipse / NetBeans, MySQL / Oracle / Postgr…… -
Java – web developer wants to learn desktop programming
I am a web developer (Java and cold fusion) who wants to learn to write some simple desktop applications Most of them …… -
Can Java be used to write Win32 system services?
The title summarizes it I am considering using jabaco because it will generate Exe (and. Jar files), and I am more fam…… -
How to clear the screen output of Java httpservletresponse
I'm using servletresponse getWriter(). Write (string) writes to the browser window But how do I clear text previously …… -
Catch (exception E) in Java before 7
In Chapter 3 of the Oracle OCP Java se 8 programmer II study guide, it says as follows (page 184): In Java 6, we can't…… -
Java – why is this loop not infinite
See English answer > why does increasing a Java int eventually result in a negative number? 4 Why is there a one se…… -
How to rewrite the valuemapper function using java lambda
Is it possible / correct (to) or rewrite the following with lambda? Here, I provide an inline implementation for the k…… -
How to use a java interface with multiple implementation classes
public interface Foo { public interface Foo { } public class SpecificFoo implements Foo { } public interface SomeInt…… -
How to print this digital table to the console in Java?
A natural number n is required. I want to print to the console in this format: 1 2 1 3 2 1 …… -
Java – run runnable multiple times in completable future
I want to execute multiple threads, which will try to add to my custom list mylist at the same time, but I can't see a…… -
Java connection pool without JNDI?
I have a connection pool to access MySQL database from servlet I use JNDI to get the data source. JNDI is in my meta-i…… -
Java – returns Boolean or try catch
When a function or method contains error / invalid data, return false or throw an exception? public boolean login(Stri…… -
Verify Hijri date on Java 6 (Islamic calendar)
I want to verify the Hijri date In my application, Hijri date will appear in DD / mm / yyyy format I want to verify th…… -
Converting nested lists using java streams
Is it possible to use streams to get the same results (as I currently get using the following nested for loop)? List&l…… -
JavaFX – from list to map using java 8
Is it possible to generate hashmaps using streams and collectors? myList.stream() .map(Label::new) .collect(Collectors…… -
Java – jQuery Ajax error resolution
I'm developing a striped application that uses some jQuery to make the UI more dynamic / usable I set up an error reso…… -
Java – questions about Solr documents, etc
Website: classified advertising website (users can put advertisements, search advertisements, etc.) I plan to use Solr…… -
How should message generators identify themselves in Java?
I have a unified message object queue with multiple producers and one consumer Consumers are publishing information an…… -
Java – can I automatically update hibernate POJOs and mappings in NetBeans after adding a new table?
I already have hibernate mapping files and POJOs created by NetBeans, and I have added named queries and additional me…… -
Java OS X dock menu
Can I add items to the application dock menu? Editor: I think I miss this problem. I don't want to find a way to add a…… -
What methods can be used to return valid and invalid XML data from files in Java?
I have the following data, which should be XML: <?xml version="1.0" encoding="UTF-8"?> <Product> <i…… -
Placing components in Java Swing
Oh, there's hay. I didn't see you I want to know if there is a better and more effective way to format tags, panels an……