包含标签：Java 的文章
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Java – how to make jtidy format HTML documents well?
I'm using jtidy v.r938 I'm using this code to try to clean up the page final Tidy tidy = new Tidy(); tidy.setQuiet(fal…… -
Is there a data structure / library in the memory OLAP / pivot table in Java / Scala?
Related issues This question is very relevant, but 2 years old: in memory OLAP engine in Java background I want to cre…… -
Jpa-2.0 – JPA cascading persistence – many to one
I have a one - on - one relationship and I'm trying to stick to a sub - entity public class Office { public int id; pu…… -
Java unchecked / exception clarification
I've been reading about unchecked and checked questions, and no online resource really knows these differences and whe…… -
Java – overrides tostring() using overridden tostring()
Basically, that's what I want to achieve classname @ address(？) [original tostring()], the name of the object and the…… -
Java – where can I find the base64encoder class?
Hi, I saw an example with this code on stackoverflow: String encoding = Base64Encoder.encode ("test1:test1"); HttpPost…… -
Java 8 – zoneddatetime is not equal to another zoneddatetime
I created two zoneddatetime objects, which I think should be the same: public static void main(String[] args) { Zo…… -
Java – how to configure spring boot applications to continue using resteasy?
I have an old web application (pure servlet without spring) and I want to run it as fat jar Solution You can use reste…… -
Is there a standard option or nullable class in Java?
Nullable (c#) has some different meanings, but in any case, option (Scala) and nullable can be used to express the con…… -
Java – understand the last value and value returned by try catch
I have the following code public static void main(String[] args) { System.out.println(returnString()); } private s…… -
What is monad emulation in Java?
I know that in scala and many other functional languages, monad is mainly an interface implementation (for example, us…… -
Java – strange gradle IntelliJ error
When I tried to import the gradle project in IntelliJ idea, the following error occurred: The beginning of the IDE log…… -
Java – resttemplate does not pass the origin header
I'm trying to use spring's resttemplate for cross - source requests Communication is done between two spring boot weba…… -
Java – Hide / filter nodes in JTree?
I have a data object in treemodel, and I want to show only a part of it in JTree - for argument, say leaves and their …… -
Java – Bayesian network in Scala
I am looking for a library to create Bayesian networks and learn and reason in scala (or Java, if there is no better s…… -
Java – how to make Maven build fail on duplicate dependencies?
If I have two identical dependencies in the same POM, I want the build to fail At present, I can use Maven dependency …… -
Java – is there a simple and safe way to convert a printwriter to a printstream?
Is there a simple way to use Java io. The instance of printwriter is converted to Java io. PrintStream？ Solution Firs…… -
What are the methods of drawing 3D trees using Java and OpenGL?
I know how to draw basic objects using jogl or lwjgl to connect to OpenGL What I want is something that can generate s…… -
How to use java to control the LED lights connected to PC through USB / SerialPort, etc? What equipment should I use?
I want to write a program in Java, which can control the LED light to connect to the "thing" connected to the computer…… -
Java – return try block in block vs return block
I have a try statement in a small static method. Is there a best practice for where I should return? try { mightTh…… -
Java – add some days for jodatime instant
I'm trying to write a simple utility method to add an integer day to joda time instant This is my first attempt /** *…… -
Java – disable all reports in Maven’s project info reports plugin
I want to generate custom reports through Maven's site plug-in, but only this custom report, instead of all reports ge…… -
And Java util. stream. Stream processes two lists in parallel
For each element in each list, perform an action Elements can be processed in any order For example, in old Java: List…… -
Java – querydsl – case expression with string value
QueryDsl 3.3. four public class Document { private Confirmation confirmation; } public class Confirmation { .…… -
User interface – which is a better tool for BlackBerry application development?
Which GUI development option provides an optimized and faster GUI for BlackBerry applications? Solution There is no do…… -
How to find the time complexity of recursive methods in Java?
I can't fully grasp the concept of complexity. I want to know how to calculate it for method f (n) in this Code: impor…… -
Java – is there anything better than calling arrays Aslist is a better alternative to list initialization?
Is there a better alternative to using arrays Aslist as a list batch initialization program? Worryingly, this one is v…… -
Java – how to deeply copy 2-dimensional arrays (different row sizes)
This is my first question in such a community, so my format may not be very good. Sorry Since my problem is that I wan…… -
Java – a rest service that accepts and returns objects How to write client?
I have announced two rest web services A simple return of an object Others accept one object and return another @XmlRo…… -
What is Java util. Random. O (n) of next (n)
I want to know Java util. Random. Is next (n) linearly proportional to N or a constant? Can someone help me with this …… -
Why should a Java – 12 factor application be self-contained?
In the 12 factor article on Port Binding Solution To understand the rules for port binding and self-contained applicat…… -
Java – can you confuse code with unit tests?
I wanted to confuse our Java Web application code in our existing ant build script, but I encountered a problem with u……