Java
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What tools are available to visualize which methods call other Java code methods?
What tools are available to visualize which methods call other Java code methods? For example, is codecrawler applicab…… -
Is there a more elegant way to handle lists in Java? (Python VS Java)
I like the way Python handles lists It makes any recursive solution look easy and clean For example, the typical probl…… -
JavaFX 2 charts and freehand zoom
This code draws xychart and performs freehand drawing using a combination of right-click and drag, while left-click an…… -
Pattern: converting Java classes from pivot objects
I use an axis to automatically generate web service artifacts, and then I convert them into objects used in our applic…… -
Java – Tomcat 7 nested combinedrealm, lockoutrealm and datasourcerealm
I tried in Tomcat 7.0 32 nested realms as follows (written in pseudo XML here): <CombinedRealm> <LockoutRea…… -
java – EasyMock. expect(…). Times (…) and using easymock The difference between expect (…) and several times?
What's the difference: ResultSet set = EasyMock.createNiceMock(ResultSet.class); EasyMock.expect(set.getInt("col1")).a…… -
Java – how to use a custom sslcontextfactory in a restlet application running on jetty?
I'm trying to use restlet's clientresource to connect HTTPS to a server using a self signed certificate I use an indep…… -
Nightwatch.com without Java js
Can I use nightwatch.com without installing Java js？ There are official selenium JavaScript bindings (webdriverjs, se…… -
Java – algorithm: mixed mergesort and insertionsort execution time
Good day, so community, I am a CS student and am currently conducting an experiment combining mergesort and insertions…… -
Java – running standalone Hadoop applications on multiple CPU cores
My team built a Java application using Hadoop library to convert a pile of input files into useful output When I run t…… -
Java in Java lang.Void？
I am currently using it Net 2.0 and has an interface whose generic type is used to define the return type of a method …… -
Java – what is the fundamental difference between evacuation and compression in garbage collection?
I've read a lot of documentation about hotspot GC for Java se 6 and 7 When it comes to the strategy of obtaining the c…… -
Java: what is the difference between lsparser and documentbuilder
I'm at org w3c. dom. ls. No information was found on lsparser I know this is an interface, but there is only one way t…… -
JUnit – use kotlin and jmockit
I need some advice on using jmockit and kotlin (cut) this is the (Java) class I tested: public final class Nutritional…… -
. Net – multithreading and Boolean
I have a class that contains Boolean fields like this: public class MyClass { private bool boolVal; public boo…… -
Java: retrieve key after executebatch() in H2
I tried to retrieve the generated key from the executebatch() transaction, but I only got the last key to add This is …… -
Java – duplicate code in enumeration inheriting public interface
I have several enumerations that conform to common interfaces: interface TableColumns { String getColumnName…… -
Java generics pass parameters
I hope someone can help me get rid of this trouble I did this: public static <T> void myMethod(Map<Class<T…… -
Java – the ideal place to store binary data that can be rendered by calling a URL
I am looking for an ideal (performance efficient and maintainable) place to store binary data In my case, these are im…… -
Java – add firebase in app messaging issues
I've been trying to add firebase in app messages to our Android project It builds successfully, but when I run the app…… -
Unable to authenticate SSL site in Java: “pathlenconstraint violated – this certificate must be the last certificate in the certificate path”
I tried to read from a secure (i.e. SSL) web page in Java code Please note that I have successfully established a non …… -
Java – illegal UTF-8 sequence connected to PostgreSQL database
I have the following code to connect to the database String host = "jdbc:postgresql://localhost:5432/name"; String…… -
How to use concat to get different object lists in Java 8
I have two Java classes class A { String name; List<B> numbers; } class B { Integer number; } I want to get …… -
Java – line breakpoints do not work in some classes
I am using IntelliJ idea to debug applications running on Tomcat But I have a problem. In some classes, line breakpoin…… -
Java finds the network interface of the default gateway
In Java, I want to find the Java. Net interface corresponding to the interface used net. The network interface arrives…… -
Java – class with multiple bounded types and unchecked casts asSubclass
I have a class of type < T extends enum < T >& Ampere; Operational replacement I have a member variable c…… -
In Java Purpose of class file
I tried to understand How class files work in Java and what their purpose is I found some information on the Internet,…… -
java – Spring – server. Invalid connection timeout
In my application In the properties file, I have server.port=8086 server.connection-timeout=15000 I know the file is l…… -
What are the best practices for including third-party jar files in Java programs?
I have a program that needs several third-party libraries. At present, its packaging method is as follows: zerobot.jar…… -
Java – system. In Tomcat Scope of setproperty
This question is the "cousin" of this one involved Android But here we are in the Tomcat environment If in my webapp, …… -
Java – OWASP HTML sanitizer clear comments
I have an application where customers can store the following HTML lines to load different styles for the actual brows…… -
Java – GCM – failed to publish JSON request to GCM after 6 attempts
I have the same problem as this I will try to provide more information I'm using the play framework, written in Java I……