Recent questions tagged Java

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java - JProgressBar: low values will not be displayed

I tried out the function of the JProgressBar in Java. But there is a problem I couldn't solve: When I set ... ; dialogTest.setVisible(true); } } 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 - NetBeans : diamond operator is not supported in -source 1.5 (use -source 7 or higher to enable diamond operator)

I don't know why when I code: List<String> data = new ArrayList<>(); it said that diamond operator is not ... eclipse, I didn't get that error. 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 - Running a .jar file in a command prompt from double click

I'll start of by saying Im on windows 7. I have created a .jar file which executes fine from the command line ... A step by step would be nice. 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 is the difference between URI and Uri class

I am confused , how to use Uri because i am using it in android development at Intent's Action dial Intent ... see what happens with the 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 - Is there any way to circumvent the typedness of lambda expressions?

This is a question that I wondered about since the lambdas had been introduced in Java, and inspired by a ... is called via InvokeVirtual... 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 - ListView onScroll add more items

private class getArticles extends AsyncTask<Void, Void, Void> { String url; getArticles(String paramUrl) { this. ... param? 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 - Splitting a nested string keeping quotation marks

I am working on a project in Java that requires having nested strings. For an input string that in plain text looks ... need to write it as \). 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 - atomic increment of long variable?

if a long variable is declared as :- private volatile long counter = 0; now if i increment it using pre ... .AtomicLong object's increment ?? 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 - Swap elements in LinkedList

I want to maintain order of the elements being added in a list. So, I used a LinkedList in Java. Now I ... add element at a specified position. 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 unique id generation using UUID really unique?

I want generate unique ID just like auto increment in java . So previously i used current nano seconds but i end up ... to be dumped in DB) ? 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 use select list in selenium?

I'm trying to select an element from a select list in selenium using java with WebDriver - based syntax. I've got the ... ? } How do I do that? 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 - Regex to remove spaces between numbers only

I need to remove the spaces between numbers only, so that a string like this: "Hello 111 222 333 World!" becomes ... 't seem to get it done. 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 compare non english characters with accents

I want to compare 2 strings which have some non English character in them String1 = debarquer String2 = débárquér ... , they should say equal. 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 - cannot select Parameterized Type

I want to create a rest to communicate between server and client. The constructor given below: public ... cannot cast to ParameterizedType. 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 - has no default constructor in android manifest

My app keep crashing and it says: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.Hugler/com. ... 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 - JavaFX : Image getting scaled to 25% and then getting printed.

I am trying to print an image using JavaFX api's. Unfortunately, it is cutting a part of the image, approximately ... wrong. Thank you. :-) 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 - Activity constructor

I noticed that using the shortcut Alt + Insert and selecting the builders, it tries to create a constructor with each ... signal. PID: 1754 SIG: 9 See Question&Answers more detail:...

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

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java - Benefits of internal iterations

I just wanted to know, what the real benefits of Internal vs External Iterations are and why it is better to use ... is removed"); break; } } 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 parse JSON Object Android Studio

The JSON Object {"Title":"Batman Returns","Year":"1992","Rated":"PG-13","Released":"19 Jun 1992"," ... title = movieObject.getString("Title"); 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 save a jtable on pdf with a jtable header

I am able to save a jtable on pdf but table comes without a header please help me : Document document ... "Transcript successfully generated"); 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 - RichFaces4 don't render the components

I try to run RichFaces4 app but the components don't render. For example when I try this demo: Demo I get ... </h:form> </ui:composition> 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 - FileDownloader at the android it is showing no errors but the download does not start

I am trying to download a simple .pdf file I have tried logs but no errors and nothing. I tried to ... name="android.permission.INTERNET" /> 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 - Removing repeated characters in String

I am having strings like this "aaaabbbccccaaddddcfggghhhh" and i want to remove repeated characters get a string like ... may be using regex? 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 - Background image in a nested JPanel?

I have a JPanel which contains 2 more JPanel. Located on the left(leftBox) and the right(rB), I wanted to ... the JPanel and image later on. 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 - Grow table larger than growx

I have configured my layout like that: panel.add(addButtons(), "wrap"); panel.add(showTable(), "growx, wrap ... seen? I appreciate your answer! 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 - Apache POI XWPF adding shapes to header

I'm trying to add some shapes and a logo-file into the header of my word docx document. Adding a ... header should look like this 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 - Extra info messages from Struts appearing during Weblogic 12c startup

I have a web application which is built using Struts2 (2.3.15.3) for MVC deployed on Oracle ... server detected. Enabling Struts parameter 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 - Getters inside f:verbatim called before form submission

I have the following page: <h:form id="gameSelectionForm"> <h:selectOneMenu id="gameSelection"> <f:selectItems value ... 7.0. 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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