Recent questions tagged Java

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java - Make thread run on non EDT (event dispatch thread) thread from EDT

I have a method running on the EDT and within that I want to make it execute something on a new (non ... .get(blindStructure), handState); } 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 block the mic for another app to use?

I am working on android voip application. I want to make sure if any other application is using mic. By this I ... very helpful to me. 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 - JavaFX Class controller Stage/Window reference

Is there any way of getting the Stage/Window object of an FXML loaded file from the associated class controller? ... the Stage to close 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 - Seam 2.2 App on JBoss 7.1?

We have deployed our JBoss Seam 2.2 application on JBoss 5.1 with PostgreSQL as the database. It makes use of ... to run it on this platform? 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 do I create a toString method for an ArrayList of objects?

I am tasked with creating a toString() method for each and every object in an ArrayList. I have no idea how to ... of the objects in that list. 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 can I use an Async Task to upload a file to the server?

Below is my code for uploading a file to the server. But I'm getting network exceptions even after several tries and even ... } }).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 - Adding Google Play Services to non-gradle Android Studio project?

I have an existing project that was built without gradle for Android Studio and I'm trying to get Google Play ... through them to no avail. 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 - Transaction Issue with Spring Batch JobRepository in Unit Test

Could anybody help me figure out the solution to the following exception, I guess I just don't quite ... protected JobLauncher jobLauncher; } 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 initialize the Keystore

This my code used for usage of key store to save an arbitrary text as a key in the keystore how I am ... secretKeyAlias", skEntry, protParam); } 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 - Using org.apache.http.legacy in Android 9

I have an old android app that uses the apache legacy Http library (org.apache.http.legacy). After the ... api will be much 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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753 views

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java - TCP connection is not reused for HTTP requests with HttpURLConnection

I'm have created an application which sends GET requests to a URL, and then downloads the full content of that ... in a better way? 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 - ActionBar tab contents overlapping

I found a ton of these messages in StackOverflow. Like those many other people, I have the same problem with ... methods. What's wrong? See Question&Answers more detail:os...

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

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250 views

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java - JDBC connection Url for SQLServer express R2

I wrote the below line for connection with sql server express r2: Connection con=DriverManager.getConnection("jdbc ... giving same exception. 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 - Any way to automate Eclipse workspace setup?

I recently started setting up a new Eclipse Workspace for a new project I am working on. It requires ... checkout and set up dependencies? 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 - Maven 2 - define dependency version from transitive dependency version

I'll explain the question with my real situation. I use logback 1.0.1 for logging, and it includes SLF4J 1.6.4 ... s go here --> </dependencies> See Question&Answers more detail:os...

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

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281 views

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java - Apache MINA SFTP Example

I'm trying to set up an SFTP server with multiple users that each have their own home directory. I read this ... me how to go about 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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394 views

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java - How to implement Persian Calendar

Is there any implementation of Persian calendar DatePicker on JavaFx? There is no Persian chronology to use on ... achieve a Persian calendar 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 - Having trouble receiving ACTION_PASSWORD_SUCCEEDED and ACTION_PASSWORD_FAILED intents

I am using Android's Administration API and have a DeviceAdminReceiver, and override the following functions: @Override ... the second intent. 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 - Log4j dailyrollingfileappender file issues

We are encountering a peculiar problem. Scenario: We have 3 servers which with multiple instances of a component all ... leads for the problem. 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 - SCJP: can't widen and then box, but you can box and then widen

I'm studying for the SCJP exam and I ran into an issue I can't really wrap my head around ... books?id=Eh5NcvegzMkC&pg=PA252#v=onepage&q&f=false See Question&Answers more detail:os...

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

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233 views

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java - How to make the icon background of an Android app transparent?

A PNG image is to be used as the icon foreground, and the background should be completely transparent. Using ... from device running API 25 See Question&Answers more detail:os...

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

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428 views

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java - How can i get JavaFX working on raspberry pi 3

please can someone provide me with simple step by step instructions for getting javafx working on raspberry pi 3. I ... i am quite new to linux 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 return JSONObject from doInBackground() method to onPostExecute() method on AsyncTask?

In Android app i want to return JSONObject from doInBackground() method to onPostExecute() method. Here is the ... to onPostExecute() 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 - Eclipse Neon with JDK 7 or below

When I compile / run the build on ant with eclipse neon on JDK 7 and below I got error message saying ... my previous changes and development? 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 Sort an Arraylist of Date in ascending and descending order which is in String format

I have arrayLists of Dates which is in String format then how can I sort this arraylists, ArrayList<String> ... aryListBean.add(row); } See Question&Answers more detail:os...

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

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328 views

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java - Mapping JSON into POJO using Gson

I have the following JSON to represent the server response for a salt request: { "USER": { "E_MAIL":" ... important for the Gson mapping? See Question&Answers more detail:os...

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

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424 views

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java - Spring Boot-Angular - Entering Url in Address Bar results in 404

Need help on the basics - I have integrated Angular and Spring Boot. I made production build of the Angular app ... mapping for that it fails. 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 - Why a ClassCastException but not a compilation error?

Why don't I get a compilation error in the code below? I get a ClassCastException which is a little confusing. ... = (Printable)blackInk; } } See Question&Answers more detail:os...

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

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