Recent questions tagged java

0 votes

159 views

1 answer

java - MessageBodyWriter not found error for Jersy / Jetty server

I've just been following this tutorial to create a REST API using Jersey on Jetty and I like the result. ... Any ideas to make it work? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

163 views

1 answer

java - What is the right way to create thumbnail charts?

I'm trying to create a chart of thumbnails of some data with using JScrollPane, but I encounter performance ... record. I'm frustrated. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

293 views

1 answer

java - Why does LinearLayout child getWidth method return 0?

I have a LinearLayout, and this LinearLayout will hold dynamically placed views. I need to find out what the ... on the children width. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

170 views

1 answer

java - parse google geocode with xstream

I'm using Java and XStream to parse a google geocode request over http. My idea is to have an Address class ... all I'm looking for really. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

248 views

1 answer

java - "this" reference escaping during construction?

If I do the following, final class FooButton extends JButton{ FooButton(){ super("Foo"); addActionListener ... this reference implicitly escape? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

114 views

1 answer

java - JTable: sorting by Integer

I have a JTable, and i want to sort rows sometimes by integer (size column), sometimes by String (file path). ... it's all sorted by String..) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

128 views

1 answer

java - Is there a way to store Key in class which I cast from Firebase object?

This is my database : [x] database -- > [+] students -----> [+] -KuGacomJymBwkcc7zlU (pushKey) ---- ... on the firebase database. Thank you all. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

268 views

1 answer

java - Android Studio Error: class, interface, or enum expeted

I'm trying to do an insert test data in my database, but is not working. Follow this video as a reference, but ... )); } return adpCadastro; } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

130 views

1 answer

java - Does this applet work in an Iced Tea JRE?

I mentioned a small demo. in Setting up policies for an Applet embedded in HTML & an Iced Tea JRE user commented ... println("destroy()"); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

149 views

1 answer

java - Getting Element is not clickable exception while click on a menu link

I am trying to click on a menu link but not have any luck. It always showing exception - Exception in ... know to to handle this situation. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

215 views

1 answer

java - Dynamic addition of fasterxml Annotation?

Is there a way to set @JsonProperty annotation dynamically like: class A { @JsonProperty("newB") //adding this ... be used with serialization? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

306 views

1 answer

java - How to verify invocations of the same mock method with the same argument that changes state between invocations in mockito?

I have the following code to be unit tested: public void foo() { Entity entity = //... persistence.save(entity) ... do I do this using Mockito? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

122 views

1 answer

java - Evolving a schema with Spark DataFrame

I'm working with a Spark dataframe which could be loading data from one of three different schema versions: // Original { ... " + version); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

221 views

1 answer

java - jasperreports_extension.properties overwritten by maven assembly plugin

In order to have an executable jar I include the maven dependencies. Everything works fine but the jasperreports_extension. ... to run a .jar See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

453 views

1 answer

java - How to convert #ffffff to #fff or #fff to #ffffff while asserting the background color rgb(255,255,255) returned by Selenium getCssValue("background")

How to convert #ffffff to #fff or #fff to #ffffff for Assertion? I am using getCssValue("background") ... for conversion. Any recommendations? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

220 views

1 answer

java - Wrapping Json fields into instance variable of a pojo

i am trying to map certain json fields to a class instance variable. My sample Person class looks like: public class ... have not seen it yet. . See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

197 views

1 answer

java - Polymorphism in Overloaded and Overridden Methods

Let's take this simple Java code: public class Animal { public void eat() { System.out.println("Generic Animal ... Animal horse = new Horse(); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

165 views

1 answer

java - Different behaviour between Maven & Eclipse to launch a JavaFX 11 app

I'm starting to dig into Java 11 migration for a large app (includes Java FX parts) and I need your ... classis projects). See the screenshot See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

179 views

1 answer

java - How convert a String response to an iterable object

I am trying to call a rest end point using Volley (HTTP library) in Android/Java app. Here is my code, ... this String to an itaratable object? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

311 views

1 answer

java - Split string delimited by comma without respect to commas in brackets

I've got a string like s="abc, 3rncd (23uh, sdfuh), 32h(q23q)89 (as), dwe8h, edt (1,wer,345,rtz, ... there an elegant way to solve that problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

302 views

1 answer

java - How can I start apache derby programmatically jar file?

I have a Java application, which uses Apache Derby. Using Eclipse Export option, I exported it as JAR file. ... , whenever JAR is executed? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

236 views

1 answer

java - HttpsURLConnection: Connection Timed out error

I have a simple code for setting up a https connection to google and printing the response obtained. import java. ... trying to figure it out. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

149 views

1 answer

java - How can I add class folders into Eclipse?

Eclipse is set to compile to a build directory at 'bin'. I have a folder structure with various Java . ... Eclipse to automatically do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

102 views

1 answer

java - Save an Eclipse editor programmatically

I am developing a plug-in. On clicking a button, I'd like to call the save method of Eclipse or call the save ... What is the way to do it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

125 views

1 answer

java - Why jdk code style uses a variable assignment and read on the same line - eg. (i=2) < max

I noticed that in the jdk source code and more specifically in the collections framework there is a preference in assigning ... ..) { ... } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

402 views

1 answer

java - Platform.runLater Issue - Delay Execution

Button button = new Button("Show Text"); button.setOnAction(new EventHandler<ActionEvent>(){ @Override public void ... How to resolve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

105 views

1 answer

java - Sorting two parallel arrays

I have two arrays, one stores the distance of the cities and the other stores the corresponding population. ... as their respective city. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

203 views

1 answer

java - How to check for session in JSP EL?

How do you check if a session exists for the request in EL? I'm trying something like: <c:if test="${ ... it seems like it's never null. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

Categories

Just Browsing Browsing

Most popular tags