I’m trying to use an Estonian ID card for SSL client authentication in a java program. This works in Chrome/Firefox against both banking sites and test servers (nginx or openssl s_server). However my Java client (okhttp) works fine for a local keystore and fails when trying to use the ID card. I’ve boiled it down to this test case which
Android: Redirect to another Activity after delay
So I am developing a simple app for a college project, And I have been able to integrate a Facebook login using fragments. But I now am stuck trying to redirect the user after they login. I simply want to redirect them to the second activity page Here is my code for the Facebook login success Answer To make a
Given three integers a, b, and n,output the following series: a+20b,a+20b+21b,……,a+20b+21b+…+2n−1ba+20b,a+20b+21b,……,a+20b+21b+…+2n−1b
Constraints: 0≤t≤500 0≤a,b≤50 1≤n≤15 Sample Input: Sample Output This works in my IDE but when I try it in an online editor in hackerrank.com it throws an exception: Exception in thread “main” java.util.NoSuchElementException: No line foundat java.util.Scanner.nextLine(Scanner.java:1585)at Solution.main(Solution.java:24) Please explain why this happens.Thanks! Answer Remove iput.nextLine(); on line 24 so that no extra reading will happen.
Gradle project in eclipse builds fine but java files show compilation error
This is my first gradle project. I am using Buildship eclipse plugin for gradle. In my build.gradle file, I have below plugins applied – All the relevant dependencies are defined as compile as below – The project builds and runs successfully using tomcatRun command as well. But the eclipse is showing compilation errors on my imports in java files, saying
Migrating from log4j to log4j2 – properties file configuration
I have a Java application which is using log4j configured as below. log4j.properties: I would like to migrate to log4j2 with the same configuration as above. Haven’t found anything related to log4j2 properties configuration file as this support recently included. How would be my log4j2.properties file with the same configuration above ? Answer Here is what I constructed after going
OpenCSV Avoid using FileWriter and return InputStream
I am using OpenCsv and the new CSVWriter() method takes a Writer as an argument. What I am trying to achieve is that to avoid writing to the file system and instead return an InputStream. I am not sure how to go about this. Not very familiar with Streams also I am using JAVA 7. Is it possible that I
MongoDB trying to connect to localhost, Why?
I am currently developing a Java application connected to a remote MongoDB databse. I have implemented the authentication methods fallowing the mongo guides: The app connect properly to the database but there is a thing i can’t understand.It connects well to the remote server,but I don’t know why it try to connect to localhost:27017. So, how can I tell it
error package android.support.design.widget does not exist
when i try to build my android project i get this errors Error:(8, 37) error: package android.support.design.widget does not exist Error:(18, 9) error: cannot find symbol class TabLayout Error:(18, 32) error: cannot find symbol class TabLayout Error:(21, 33) error: cannot find symbol variable TabLayout Error:(27, 56) error: package TabLayout does not exist Error:(48, 36) error: cannot find symbol variable menu
Spring Boot init.d not Not running (process not found)
I was trying to follow the instructions from here, where trying to run the Spring Boot app as init.d service but could not successfully. I created the fully executable jar (myapp.jar) as mentioned and also created the symlink to /etc/init.d/myapp When I run the java -jar myapp.jar I could see the application start up successfully. But when I try to
JDBI’s @BindBean doesn’t find named parameters in bean class during INSERT
I am consistently getting the following exception below when inserting values using JDBI’s @BindBean into my Mysql database within Dropwizard. The problem seems to be that JDBI is unable to find the properties in the bean. I already isolated the issue into a separate project, but can’t figure out where this is going wrong. I would be very grateful for