Java
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Configure Java HBS to find the location of some templates
In short, Java HBS (jkack. Handlebars) is looking for some templates in a directory completely different from the pare…… -
Java – the entity manager does not answer until the Native Query call is completed
I used hibernate and Oracle SQL in the project When I call the createnativequery method of the entity manager, the ent…… -
Java Collections API Bug？
I stumbled upon collections An error in the Java collections API in Java The following is the code in the JDK source c…… -
How to write Fibonacci Java programs without using if
What is the code written in int Fibonacci (int n) instead of using "if" Java recursive Fibonacci sequence as they do h…… -
Restful web application in Java (Security)
We are developing two web applications I only access application a through my application B, and I don't want any othe…… -
Java – create route on camel using domain
I'm running an instance of Apache camel to proxy requests to another server (depending on the URI) The server camel is…… -
Java collection filtering
I have such things: public class Foo { public String id; } and Vector<Foo> foos; I need to get an object from …… -
Java-8 – disadvantages of the javac – parameters flag
I want to try some framework functions that require parameter names at run time, so I need to compile my application w…… -
Java – access modifiers and methods for superclass references [copy]
See English answers > understanding Java's protected modifier 6 package pet; public class Dog { protected void…… -
Java – error (?) in OS X with Jfilechooser UI
Like many others, I have encountered and seen this problem endlessly in this forum Unfortunately, I have never answere…… -
Java – when putting a new row into the MySQL table Created add what URI
I'm doing a restful service. I use post sometimes. I add a new row to the table Therefore, it seems a good idea to suc…… -
Java – get all keys by the value of a table column
I have a tabular data representation in Java In view of this table |----------------------------------------------| | …… -
Java – no message body writer found for multipart body, multipart / form data
I upload XML files by calling rest URL through CXF client: WebClient webClient = WebClient.create("some base uri") …… -
Java okhttp reuses keep alive connections
How to reuse HTTP keep alive connections through okhttp? My code example: public class MainWithOkHttp { static Ok…… -
Java – different methods for mapping spring requests to specific path variable values
@Controller @Controller @RequestMapping("/authors") public class AuthorController { @RequestMapping(value = "/{id}…… -
Java – which method works best when I traverse a list?
List<T> list = new ArrayList<T>(); List<T> list = new ArrayList<T>(); 1 method: for(int i = li…… -
Java – the class ref in the pre validation class resolves to an unexpected implementation
I am using Android studio and developing the xposed framework module Most of my users can use my application normally,…… -
Why can’t I programmatically close the dialog on JavaFX?
This code example shows but does not turn off JavaFX on JavaFX scene. control. Dialog： Dialog<Void> dialog = ne…… -
Java – debug in GWT 2.7 super development mode. Is stacktrace missing?
I just got from GWT 2.5 1 migrate to 2.7 and use superdev mode for the first time com.google.gwt.event.shared.Umbrella…… -
Java – disable spring security authentication in specific methods
I use spring security 4.0 on my application I have a registration page in my application and I want to exclude this pa…… -
Java – when my application is in portrait, use the camera in landscape
I have tried various ways to achieve the behavior I want, but there seems to be no work My application is locked in po…… -
Java – the compiler says the return statement is missing, but I already have 3
It's strange My compiler says I missed a return statement, but I already have three public int tortoiseMoves() { i…… -
Convert a string into a decimal number with 2 decimal places in Java
In Java, I try to parse a string of formats "####. ##" into floating point numbers The string should always have 2 dec…… -
Java – LL1 Boolean operator grammar implements a recursive parser
This is a small piece from the original syntax, and I have to implement the correct parser for recursion We must remov…… -
Java – the calculator does not handle two operator equations
I am developing a calculator application and all functions have been turned off The only problem is that when I enter …… -
How to find an unknown duplicate substring in a string or table Coulmn
I have a large string of numbers as input to the program (I think the sequence name is's'). It can be a string or a ta…… -
How to convert telegraph API core date: int type to Java date?
See English answers > converting long to date in Java returns 1970 11 There is date: int, a ten digit integer with …… -
Java – spring security login 2fa – first check the user name and password, and then request 2fa code when needed
I have set 2fa spring safety The problem is that the 2fa code must now be entered in the same form as the user name / …… -
Basic Java algorithm assistance
I need help writing a program that gives a specified number of coordinate points in the form of (x, y) The score to be…… -
How to use arraymap in the code of JUnit (non institutional) Android unit test?
If an unchecked unit test (not subclassed from androidtestcase) calls code using arraymap, it will be in XX xx. The no…… -
Java – a separate execution queue for a single executor to track the remaining data
In my jetty service, I have an endpoint that triggers a large number of threads I am currently using threadexecutiorpo…… -
Java – how to implement video using connectionservice
I want to use the system application to realize video chat through connection service https://developer.android.com/re……