Recent questions tagged java

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java - Read a text file and store every single character occurrence

I would like to make a java program that will read a text file and store every single character occurrence ... an array,arraylist or linkedlist. 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 send image from app via messenger?

I want to send image from my app via messenger. I was looking on Stack Overflow and I found answer which works for ... share, "Share Image")); } 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 Sending image from assets folder using Content Provider?

Hello~ I'm trying to send an image from the assets folder in an application via a general intent (so the ... would still be appreciated! 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 - Font size for Name and Description PDF Digital signature

If I use font size appearance.setLayer2FontSize(6.0f); it sets font size for both Name and Description. ... be little bigger than description) 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 - Struts 2 - Unexpected Exception caught setting 'xx'

I am trying to submit unknown number input from HTML Form to Action class and fetch the Input parameter information by ... return "success"; } } 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 - configuring RMI host so that it should know which client port is accessing it

I have been working on spring RMI and I have set up a host and one client. Below is the code of my ... method get client host 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 - Bamboo Ant Task fails when running junit task

In my current project I'm using junit tests. Runing my ant file on my local pc produces my Test Report ... http://nopaste.info/1abdd27a8e.html 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 detect the event of network type change Android?

I have the following code that works to detect the current network type when is launched, but I would like the app ... ; } Thanks for any help. 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 - String object is immutable but reference variable is mutable. What does that mean?

I was studying Kathy Sierra Java book. I came across one question something like this: public class A { public ... Can some one explain me. 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 emulate <nested:root> from Struts 1 in Struts 2?

I am working on converting a Struts 1 app to Struts 2. I have a jsp that has several JSP included. This ... in the sub JSP were processed. 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 reopen a file from a input stream

I want to re-open a file. I have a file in Input stream. I have tried using Scanner and using ... , CLASSNAME,methodName); } } 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 modify XML data in Dom parser

I am new working in Java and XML DOM parser. I had a requirement like read the xml data and store it ... looking into it from past many days 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 - FasterXML Jackson: The JSON @ symbol?

i have the following JSON: "segmentid": { "mot": { "@displaytype": "B", "@type": "BLT", "#text": "Buss" ... reason, how can I use it in Jackson? 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 - Aligning messageformat on printing a JTable

I'm using this for the moment to print out my table, and it works. But I'm not really happy with the layout of ... %s%n", e.getMessage()); } } 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 - Hadoop 1.2.1 - multinode cluster - Reducer phase hangs for Wordcount program?

My question may sound redundant here but the solution to the earlier questions were all ad-hoc. few I have ... help is appreciated. 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 - Generic types in an array for a tree with more than one child

I am trying to implement a tree with more than one child and I need to store these children somehow. I ... I dont mind criticism. 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 - Split individual characters from a string

I'm writing following program to separate characters from a string and assign it to an array. public class ... after splitting this String? 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 checkbox in Jtable populated using rs2xml

I don't know how to go about i have this frame i wish to populate a JTable and add a checkbox. public ... catch block e.printStackTrace(); } } 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 - Unable to receive local broadcast in my activity from service

I have my main activity that start a service (Location service) and I want that service to broadcast the new ... suggested. Still doesn't work. 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 - JPanel setLocation

Where it says: usePanel.setLocation(800,usePanel.getY()); it doesn't set the location it just starts in the middle, ... usePanel.getY()); } } } See Question&Answers more detail:os...

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

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152 views

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java - stream video from struts2 action multiple contentType?

I am trying to play video file, for my action contentType is set to application/octet-stream now if i change ... and download anytype of file. See Question&Answers more detail:os...

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

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99 views

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java - Code for sending ArrayAdapter to another activity?

As we can send String type to another activity like this public static final String EXTRA_MESSAGE = "com. ... another activity named saveScreen 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 - Switch statement just returning the last case

Switch statment fix: The switch statement is only returning the last case i.e case 4, "#0R0dfdf0FF". how can ... super.onCreateDialog(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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292 views

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java - Trying to use Zxing QR code reader API results in force close

I have integrated the Zxing API and use this code: Intent data = new Intent("com.google.zxing.client.android.SCAN ... will ask to force close. 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 - word (password) displays in asterisks - Console application

I am trying to write a program which will allow two players to play "a guess word" game as part of my learning ... to do that above. 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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226 views

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java - Android 4.0 WebView.loadURL oddity

I have an Android app which includes an activity called Help This uses a WebView to display the help content in ... ? Thanks for any help. See Question&Answers more detail:os...

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

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606 views

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java - Not able to understand "YYYY-MM-DDTHH:MM:SS" date format

I am trying to parse following date time string 2018-01-30T23:59:59.000 I am not able to understand which ... .000" Any help is 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 - Removing element from ArrayList every 500 frames

I have this arraylist: // Add predators predators = new ArrayList(); for (int i = 0; i < predNum; i++) { ... == 500){ predators.remove(1) } See Question&Answers more detail:os...

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

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