Java
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Java intersect, union, join, different lists with predicates
Hello, I have 2 lists containing the same objects I want to do anything by using predicates, such as intersect, union,…… -
Java – Maven 3 does not update snapshot dependencies from the local repository
I'm trying to use external libraries in my Maven project Since I want the project out of the box on any machine, I don…… -
Is java ArrayList really much slower than C vectors?
I don't want to start another meaningless flame war about whether Java or C is a better language I want to know whethe…… -
Methods – get method parameter values using AspectJ
I use AspectJ to capture method calls Then I need to get the method name and the passed parameter value Line2D line = …… -
Java – spring @ transactional annotation property priority / inheritance
When the calling method itself is transactional, when required propagates, if they are different, will the current met…… -
Java – sun codemodel generic method
Does anyone know how to generate the following generic method declarations using codemodel: public <T> T getValu…… -
Java – JSR 303 custom constraint override
I want to place a set of standard constraints (such as a non empty alphanumeric string with a length of 3 to 240 chara…… -
Java – Guice runtime dependency parameter re injection
About Guice I'm still learning it, but I can understand the basics This question has been asked on the Internet severa…… -
Java generics: inferring types from two parameters
Suppose I have a simple way to handle two lists: public static <B> void foo(List<B> list1,List<B> li…… -
Java EE – warning: JACC: for URL pattern XXX, all methods except the following are found: post, get
In javax faces. webapp. In the facesservlet document, My application does not rely on other HTTP methods (except get a…… -
How do I use function annotations to indicate whether a function requires a function as an argument or returns a function?
You can use function annotations in Python 3 to indicate the type and return value of parameters, as follows: def myfu…… -
Java – how to deploy webapp and create its resources
I had to do this before deploying "myapp. War" on GlassFish 4 >Create JDBC connection pool (/ WEB-INF / glassfish-r…… -
Java – SQL Server 2016: enable TLS 1.2 for SQL server connections
I run SQL Server 2016 on Windows 2012 R2 and I apply tlsv1.0 2 and restarted the VM, https://support.microsoft.com/en-…… -
Java – unable to find the spring namespace for jax-ws
I want to integrate Jax - WS into my spring project Find this link: I adopted it and integrated it into my Application…… -
Java – priority between hibernate jpavendoradapter and attributes in JPA property
I have the following configuration in an application spring JPA hibernate. I use packagestoscan to avoid using the fil…… -
Java – mybatis “or” standard
I want to create a query with mybatis, which will produce the following: SELECT first_field,second_filed,third_field W…… -
Java – akka: send back outside the actor system?
I have the following drivers / main classes to encapsulate my akka program: // Groovy pseudo-code class FizzBuzz { …… -
Java – regular expressions and escaped and non escaped separators
Problems related to this I have a string a\;b\\;c;d Looks like in Java String s = "a\\;b\\\\;c;d" I need to split it w…… -
How do I validate documents against Schematron schema in Java?
As far as I know, jaxp by default supports W3C XML schema and relax ng from Java 6 I can do it at Schematron Some APIs…… -
Multithreading – garbage collection in Perl threads
The question is curiosity because one of the following two items works I'm using @ L_ 403_ 0 @:: magick resizes a larg…… -
ORM tool / framework for mongodb in Java
Is there any ORM tool / framework for mongodb and Java, and Maven is also supported, so is it helpful to use cursers t…… -
Java – basic spring MVC data binding
I'm learning spring MVC. I'm looking for a basic controller to view data binding, but I haven't tried anything I can p…… -
Accessing JNDI datasource without Java: comp / env prefix
I noticed two ways to find datasource using JNDI work: > jdbc / DataSource > java：comp / env / jdbc / DataSourc…… -
Java – groovy closures can extend abstract classes
I have an abstract Java class that needs to implement an onmessage method I know that closures can easily implement Ja…… -
The java web framework makes it easy to design the UI
I'm new to Java Web Can anyone recommend some useful and efficient web frameworks to create UI and develop code in Jav…… -
Java – unable to write Chinese characters to file name
@H_ 301_ 2@public static void main(String[] args) throws IOException { Scanner in = new Scanner(system.in); String fil…… -
Java – how to programmatically publish web services to Tomcat
I want to publish web services programmatically to Tomcat //how to tell this tomcat? Endpoint.publish("http://0.0.0.0:…… -
Java – how to share business logic across multiple applications
We must develop and maintain many Java Web based applications of different sizes, ranges and lifetimes (for the same c…… -
Java – lists all artifacts in the Maven repository
Aether has a function to get all versions of a given artifact, as shown below: org.sonatype.aether.impl.VersionRangeRe…… -
Java – libgdx object pool for many objects of the same parent class
In my game, bullets are constantly created, so I want to use the pool class But the problem is that I have many types …… -
Java – in the eclipse workspace Recommenders and What are metadata and should they be synchronized between devices?
In order to work seamlessly on different windows 10 devices, I added an eclipse workspace in onedrive (onedrive / ecli…… -
Java – JFrame: get the actual content size
I've created a JFrame, and trying to get its size will produce incorrect results compared to what I expected I've made……