Java
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Java – how to set the context path in Tomcat so that you can enter the site without attaching the deployed folder name?
I read some questions about this in the Tomcat guide here I think I do almost the same thing But to some extent, it ca…… -
Java – the background color of the selected item in the non editable jcombobox
Non editable JCombo@R_382_2419 @The background color selected in is a blue color: Is there any way to make it a differ…… -
Java – how to reduce the “cyclomatic complexity” of the following code
I want to know how to reduce the cyclomatic complexity of the following code, if this is something I should worry abou…… -
In Java, when is the constructor of an enumeration constant called?
To use a creative example in Java, here is the code: enum Commands{ Save("S"); File("F"); private String sho…… -
Files. Parallel version of walkfiletree (Java or Scala)
Does anyone know java files Any parallel equivalent of walkfiletree or something like that? It can be a Java or Scala …… -
Java – why doesn’t Jackson 2 recognize the first capital letter if the leading camel case word is only one letter long?
I am using spring 4 MVC with Jackson 2 my service For one of the operations, I have a request object with an attribute…… -
java – Collections. synchronizedMap(new LinkedHashMap()); Map thread is not made safe
I am using the following construct to create a thread safe map Collections.synchronizedMap(new LinkedHashMap()); Altho…… -
Java – what is the difference between atomicreference and synchronized?
What is the difference between atomicreference and synchronized? public class Internet { AtomicReference<String…… -
Java – spring Mongo adds standard operator and dynamic
I'm trying to create a dynamic query using user input and actions List<Criteria> criterias = new ArrayList<Cr…… -
Compress the byte array in Java and decompress it in C
I currently have the following arrays in my java program, byte[] data = new byte[800]; I want to compress it before se…… -
Why use negative int in toString method of integer class in Java SRC for mod operation
When I read the Java version of 1.7 0_ 09 source code, I found that the implementation of toString method of integer c…… -
Java – function method of thread safe shared counter
I am new to scala and functional programming. I like the idea of using immutable objects. I can avoid many thread safe…… -
Multithreading – can static arrays be safely accessed from multiple threads?
If each thread guarantees to read / write a specific subset of the array, multiple threads can work on the same (stati…… -
Does Java also test the equality of handling null values?
Is there anywhere in the Java standard library with static equality functions? public static <T> boolean equals(…… -
Java – spring boot: how to reference application. In @ importresource properties
My spring boot application has an ApplicationContext XML file In this file, it has an attribute placeholder – ${profil…… -
Java – ecobertura does not work properly in eclipse
So I tried to test the coverage of Java applications in eclipse I installed ecobertura from the "install new software"…… -
Java API interrupt
I have the following APIs: public interface MyApi { /** * Performs some stuff. * @throws MyException if co…… -
A problem about Java multithreading
Assume the following courses public class TestObject{ public void synchronized method1(){ //some 1000 line…… -
Java – when there is more data, the Jasper report exports empty data in PDF format
I have a report exported in Excel, PDF and word using Jasper report I use the XML file as the data source of the repor…… -
Java – how do I enable Maven profiles when the build version is not – snapshot?
I'm trying to use the gitflow helper Maven plugin extension for my Maven build Therefore, I want to configure my proje…… -
java – ASN. 1 encoding – decoding
I am currently developing a client server program, a client in Java / C and a server in C In this case, I realized the…… -
The best way to print simple reports in Java
I have developed a Java application, and now I want to provide some simple printing support Print invoices, reports, e…… -
Multithreading – reentry locking: advantages and disadvantages?
Under what circumstances do people want to use turn back locks and ordinary locks? Solution I think reentrant locks ha…… -
Variable fields of objects in Java collections
I correctly assume that if you have a field contained in the Java collection & (or as a key in the map about the t…… -
Execute diff in Java
I am looking for diff implementation in Java I see Python has its own sequencematcher (with difflib), which is exactly…… -
Java – spring application startup error: source cannot be empty
I'm following the spring tutorial and the following error occurred when I tried to start the spring application: What …… -
Java – manage JAXB generated classes in the Maven project
I have a maven based project in which I try to add some JAXB classes automatically generated by the "jaxb2 Maven plugi…… -
What is the c# equivalent of a calendar in Java?
I am converting java to c# and need to convert code involving calendar: Calendar rightNow = Calendar.getInstance(); St…… -
Java – files cannot be accessed from Src / main / resources through test cases
I have a file in Src / main / resources dat. When I try to test a class that loads the file through a jar file, the te…… -
Java – set the hours, minutes and seconds to 00 in zoneddatetime or instant
I have a date string in UTC format – String dateStr = "2017-03-03T13:14:28.666Z"; I want to convert it to the followin…… -
How to in Weblogic 10 Enable JMX on X
I have a JMX enabled application It has its own JMX proxy and some MBeans When I start an application in Weblogic, I c……