Recent questions tagged Java

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java - No enclosing instance of the type is accessible in scope

I have this code: Thread thread = new Thread(null, vieworders, "MagentoBackground"); thread.start(); m_progressDialog = ... how can I solve it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to "throw" JSF2 404 error?

Let's say that I have an application which manages users. You can add new user, delete them, edit detail ... reaction (404) appropriate? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Run Android Studio with JRE 1.8 or later version

I am facing issue for Android N layout XML preview. it is showing following message : "Android N requires the IDE to ... . how can i change it.? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Simple way to use parameterised UI messages in Wicket?

Wicket has a flexible internationalisation system that supports parameterising UI messages in many ways. There are examples ... than the above)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Is there a limit of the size of response I can read over HTTP

I have a java program, that calls a url. The response of url is a json/string. I have to write a ... means. If someone can explain. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Safe to use System.currentTimeMillis() to generate a unique database ID?

I'm using System.currentTimeMillis() (which returns a long integer) in Java to generate a unique ID for ... moment I get this: 1296691225227 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - liquibase 3.5.X can't find any files for includeAll with relative path

We are using liquibase 3.4.2 and want to update to 3.5.3 but all my attempts failed because liquibase doesn't ... .5.3, using java -jar method See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Google consent SDK

I try to use Google ConsentSDK to show in Android app consent form. When I call form.show() I get this error: " ... ; form.load(); form.show(); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - InheritableThreadLocal and thread pools

I have a problem which I don't really think has a solution but I'll try here anyway. My application uses a ... at the time of thread creation. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - JAX-RS in relation to Jersey and JSRs

I'm trying to get my head around some concepts in Java: JSR(s): describe specifications, but carry no ... completely off or onto someting? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to avoid Admob blocking the UI thread

I have detected some of my activities are blocked at the launch. So I wrote that code in a new project: ... some way of avoiding that? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to fire JS event in selenium?

I'm using selenium WebDriver syntax. I know, that in selenium server-based syntax, you can fire an javascript ... (for example, FirefoxDriver)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - javax.security.sasl.SaslException: Authentic Failed while connecting to Jboss 7 server from remote client

I have standalone Java client(Running from within eclipse ) that I wish to connect to an external server . If ... running in standalone mode . See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Does Input/OutputStreams close on destruction?

Does InputStreams and OutputStreams in Java close() on destruction? I fully understand that this may be bad form (esp ... it would be. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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java - Reading a big XML file using stax and dom

I need to read several big (200Mb-500Mb) XML files, so I want to use StaX. My system has two modules - one ... using DOM. Is there such a thing? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Is -XX:+UseG1GC the correct replacement for -Xincgc?

Currently, we are using the incremental garbage collector by adding -Xincgc to the java command. In JDK 8 this switch ... do I get with -Xincgc? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - What are some queuing mechanisms for implementing round-robin queues?

I have multiple task producers that add work to a queue. I also have multiple consumers that feed off ... topologies that accomplish this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Getting full string stack trace including inner exception

Java's e.printStackTrace() doesn't print all the details of the inner exception's stack trace. Is there a ready ... not the 'full' stack trace. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Android: Accessing single database from multiple activities in application?

I have a todo list type application that stores all of the note data in a sqlite3 database. Each activity ... point out downsides. Suggestions? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - char array to int array

I'm trying to convert a string to an array of integers so I could then perform math operations on them. ... to do with unicode conversion? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

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java - How do I open the default mail program with a Subject and Body in a cross-platform way?

How do I open the default mail program with a Subject and Body in a cross-platform way? Unfortunately, this is for ... ().exec(cmd); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Write/Update properties file value in spring

I have some requirement where I want to write/update the value in the properties file I am using the my spring ... do it. Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - When should I use Apache Commons' Validate.isTrue, and when should I just use the 'assert' keyword?

When should I use Apache Commons' Validate.isTrue, and when should I just use the 'assert' keyword? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Customize Spring Error Message

I want to change the default error messages being thrown by Spring. I basically have this form. Format of the date ... This is Spring MVC 2.5. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - A useful metric for determining when the JVM is about to get into memory/GC trouble

I have a scala data processing application that 95% of the time can handle the data thrown at it in ... trouble states would be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to add values to Firebase Firestore without overwriting?

I have two Activities, I am adding data to Firestore from these two activities individually. But, whenever I add ... data in the same user_id. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Permissions Declaration Form still showing in Google Play Console even with updated APK uploaded without READ_CALL_LOG

TL;DR Google Play Console forces to show Permissions Declaration Form (see below) as soon as "Create ... Form Permissions Declaration Form See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Adding an additional test suite to Gradle

I am attempting to add Gradle (1.4) to an existing project that has multiple test suites. The standard ... sourceSets.main.runtimeClasspath } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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