包含标签：Java 的文章
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Java – IntelliJ: search for checked exceptions, declare them in the method signature, but never throw them into the body
I have a fairly simple IntelliJ / tools question here: Thank you in advance Solution Open the settings and select edit…… -
How do I enable gzip for restcontroller?
See English answers > using gzip compression with spring boot / MVC / javaconfig with restful 8 @RestController pub…… -
AWS SQS Java. Not all messages are retrieved from the SQS queue
I've been trying to use AWS SDK for Java to retrieve all messages from the SQS queue I have learned about the distribu…… -
Date – how do I get the start and end times of a period?
I have an enumeration timeframe with values such as yesterday, lastweek, nextmonth, etc I'm trying to write a method t…… -
The Java list ` of ‘method is very confusing
When I look at a Java document It is very overloaded, and the number of all elements ranges from 1 to 10 It says: I do…… -
java – ClassNotFoundException：org. glassfish. jersey. internal. Runtimedelegateimpl was not found in the OSGi package with CXF dependencies embedded
This is related to jax-rs-2-0-change-default-implementation When I try to deploy webapp, I get the following exception…… -
Java – the best way to store locators
I'm focusing on Selenium's automated page object design pattern, and I can guess that many people store locators in Pr…… -
Java – adds a command call to a UNIX command line application
I am writing a Solaris command line application using java 6 I want to be able to scroll through the history of previo…… -
Java – calculate line of code – quality metircs
I'm providing lines of code for my java project, which also contains many XML files Now my problem is to calculate the…… -
Java threads: determine which threads are still running
For debugging purposes, I want to find out which threads of my program are still running It appears that one or more t…… -
Java – convert InputStream to FileInputStream
I have read this article how to convert InputStream to FileInputStream However, if you are using a resource in a jar f…… -
Multithreading – use non thread safe components with multithreaded components (Design)
Design issues: Using non thread safe components in multithreaded components (collection, API,...) Example: Component1:…… -
How to append to the end of a file in Java?
... ... Scanner scan = new Scanner(system.in); System.out.println("Input : "); String t = scan.next(); FileWriter kir…… -
. Net and Java EE middleware?
Someone can compare Net and Java EE middleware (advantages / disadvantages) If not, at least provide a useful link for…… -
When should I use Java in ColdFusion applications?
Of course, the respondents to the question know that ColdFusion is a Java EE application that can access all the under…… -
Create a java program to search for specific word files
I'm just learning that language and want to know what experience Java programmers will have in the following situation…… -
Java – configure spring data sources for hibernate and @ transactional
At this time, I am using the drivermanagerdatasource with @ transactional annotation to manage transactions But all tr…… -
Java – why doesn’t the runnable jar exported from eclipse work?
I have a project that works well from eclipse Edit (it was not previously run with - jar): INFO: Loading XML bean deFi…… -
BlackBerry JDE ArrayList?
BlackBerry JDE does not contain Java util. ArrayList, even if it knows Java util？ What's going on? Does BB have the s…… -
Java – socket and datainputstream
I'm trying to understand this code DataInputStream stream = new DataInputStream( new ByteArrayI…… -
Java – InputStream that does not receive EOF
I tried to send an image from my Android device to my computer through a socket The problem is that the input stream o…… -
Java – the difference between “instanceof list” and “O instanceof list “
I don't think there is any difference between the following: Object o = new LinkedList<Long>(); System.out.…… -
Java – what does the “this” context mean?
I checked many Android tutorials through the Internet In these tutorials, they use this context everywhere I know what…… -
Java – convert string to list
Is this the correct way to convert a string to a list? List styles = (List)request.getParameter("styles"); Model …… -
Java conversion / classloader problem
The following is a simplified version of the problem: SomeClass c = (SomeClass) obj.getSomeClassParent() Not always, e…… -
Java – refactoring multiple if else conditions in a method
I'm refactoring my existing code It actually works, but it's a bit confusing. Multiple if else conditions check the va…… -
Converting ANSI characters to UTF-8 in Java
Is there any way to convert ANSI strings to UTF using Java I have one using readutf & amp; Custom serializer for T…… -
In Java, why do you put parentheses before the aray name?
I was told int[] numbers and int numbers[] Is equivalent I've only seen the former If so, what is the motivation for w…… -
Java – Comparison of two strings
I have the following code: int t = s.length()-1; int g = 0; for (int i=0; i < s.length(); i++){ i…… -
JPA criteriabuilder case query
Can anyone provide an example of how to write a case query using criteriabuilder? Solution The following is a sample c…… -
Java – is resultset thread safe
Is resultset thread safe? My problem arises because in my program, I have used different statements for each query. I …… -
Java inheritance and composition (implementation stack)
I want to implement a stack in Java (using list interface: interface list) I want to implement it in two different way……