包含标签:Java 的文章
-
The best solution architecture for user notification in Java / Grails environment?
I'm using Grails to build a community website, and I want to implement it with stackoverflow Com exactly the same user…… -
Java – mask string with characters
Hey guys, I tried to find a way to hide the string, but the code I found is only applicable to my application... Is th…… -
Java, multiple cans or one big?
In terms of efficiency and memory usage, would it be better to set up a large jar with classes / packages for each fun…… -
Embedded distributed version control system in Java?
Is there a distributed version control system (such as git or mercurial) that can be used as an embedded Library in Ja…… -
Java – generic list type with question mark
See the English answer > what is PECS (producer extensions consumer super)? 11 List<? extends Command> myVar …… -
Java – Maven project design – share a common project
I'm new to maven, I'm trying to convert some projects into Maven work, and I'm not sure what's the right way to build …… -
Java – multiple projects using eclipse
I have a workspace in eclipse with two projects I want to reference project #2 in project #1, but when I go to project…… -
Java – spring MVC empty array as default
I have a spring controller method that takes some optional arrays as parameters They are not required, but I hope they…… -
Java – how to delete double quotes when reading CSV
public class CSVTeast { public class CSVTeast { public static void main(String[] args) { CSVTeast obj = new C…… -
PowerMock Mockito [PowerMockito] @PrepareForTest – > java. lang.NoClassDefFoundError:javassist / NotFoundException
I'm trying to use my first powermockito [powermockito] simulation in existing JUnit tests I've narrowed down that when…… -
Java – use generics to implement common methods in abstract classes
Suppose I have this hierarchy: public abstract class AbstractEntity implements Cloneable { ... public Abstract…… -
How to create a directory in the current working directory in Java
What is the simplest way to create a directory called "foo" in the current working directory of my java application (i…… -
Java – API retry logic in Amazon Web Services
http://docs.aws.amazon.com/general/latest/gr/api-retries.html This document mentions that "each AWS SDK implements aut…… -
MOXy JAXB javax. xml. bind. PropertyException
I follow this example: http://wiki.eclipse.org/EclipseLink/Examples/MOXy/JSON_Twitter Now I have this class: import ja…… -
Java: namedquery string problem
Hello, I encountered some exact matching problems when doing namedquery I am currently using something like this: @Nam…… -
Java – time complexity of iterating over array lists
I have an array list and I iterate In each iteration, I call get () to get an element, and if the item passes some con…… -
dispatch_ semaphore_ Grand central dispatch of create – lvalue parameter?
In dispatch_ semaphore_ In create, what does the long value parameter mean? dispatch_semaphore_create(long value) I do…… -
Java – how do I read from a specific header in opencsv?
I have a CSV file I want to extract specific columns from it For example: id1,caste1,salary,name1 63,Graham,101153.06,…… -
Java – namedentitygraph – JPA / hibernate.org hibernate. loader. Multiplebagfetchexception: cannot get multiple packages at the same time
We have a project where we need to load a collection of entities lazily, but in some cases we need them to load them e…… -
Java – is the resource import order important in spring XML?
Suppose I import four resource files in the main configuration file of the application, as shown below, <import res…… -
java – guava-libraries:Objects. Is hashcode (object []) collision safe?
When looking at the different options for overriding hashcode (), I was directed to objects. In Google's guava librari…… -
Java – how do I force an OutputStream object to refresh without closing it?
My problem lies in the following assumptions. I hope these assumptions are correct, because I believe these are what I…… -
Get the public DNS of Amazon EC2 instance from Java API
I have managed to start, stop and check the status of EC2 instances previously created from the Java API However, it i…… -
Lombok is related to Java 8
I just upgraded to IntelliJ idea 14 and Java 8. I also want to upgrade my project to Java version 8 and start using so…… -
Java – JSP / GlassFish: how to correctly set UTF-8 encoding
I'm looking for help to convert all layers in the stack to UTF - 8 encoding I found this good article: http://www.java…… -
Location parameter problem in Java – JPA Native Query
I'm trying to: String sql = "SELECT email FROM users WHERE (type like 'B') AND (username like '?1')"; List results = e…… -
Java – different log4j layouts for debugging and errors?
In log4j, is there any way to make logger Error ("") and logger Debug ("") contains different output layouts? I think …… -
Java – what kind of maze solving algorithm is this?
I tried to find out if this algorithm was a * (A-star) algorithm or something, but I was still confused Stack<Cell&…… -
Java – running Axis2 client version 1.5
So I'm trying to get the client to connect to the soap service I'm running through Axis2 I tried two methods. One is t…… -
Combining two functions in Java 8
In the isreadytodeliver method, if all products in the order are available (productstate. Available) and the order sta…… -
Java – how to merge a single selected PDF file into one PDF when downloading?
How do I merge a single selected PDF file into one PDF when downloading? I want to achieve the following goals: http:/…… -
MacOS – clojure dependency for Java 1.5 only?
I hope this is not the subject of so (I hesitate between so and programmers. Stackexchange), but as far as I know, thi……