I have looked at both AWS S3 Java SDK – Download file help and Working with Zip and GZip files in Java. While they provide ways to download and deal with files from S3 and GZipped files respectively, these do not help in dealing with a GZipped file located in S3. How would I do this? Currently I have: C…
What is Pure Java [closed]
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 5 months ago. Improve this question I was invited to interview for Pure Java Developer Please help me to…
package com.amazonaws.services.lambda.runtime does not exist in AWS java sdk 1.10.2
I am trying the Java code example in the Getting Started (Authoring AWS Lambda Code in Java) page, but am stuck as com.amazonaws.services.lambda.runtime pacakge seems to be missing Here is the sample code: I encounter the same error both in Netbeans and through command line (specifying the aws sdk thorugh -cp…
Shared Preferences on a Null Object Reference Android
I am new to android developing maybe its a silly question but please help me. I am getting this error while trying to save an int value. Caused by: java.lang.NullPointerException: Attempt to invoke virtual method ‘android.content.SharedPreferences android.content.Context.getSharedPreferences(java.lang.S…
MD5 results are different between DigestUtils and MessageDigest
I have tried to use java.security.MessageDigest or org.apache.commons.codec.digest.DigestUtils to do md5, but there comes out different results. The sample code as below: public static void main( …
Rotate image continuously
I want to rotate the ring image constantly in anticlockwise direction here is my code Answer I guess the Actions are what you are looking for. An Action can be added to Actors (and subclasses) and they will be performed inside the act(delta) method, of the Actor. In your case you could use the Actions.rotateB…
Logging in to a website with Jsoup which redirects, and scraping a page that isn’t the redirect
This is the website I’m trying to scrape from. I’m able to login to the website fairly easily. However, I’m unable to retrieve and reuse the cookies or session ID to scrape a page other than the one the login page redirects to. I receive a 403 everytime. Here is an example of what I’ve…
“NZEC” error in Java code during online submission
When I run the following code (in system compiler) it works well, but when I submitted it to the site, all test cases throw nzec runtime error. Unfortunately the site does not share test cases but they can be created using the question. Can any one please explain why there is a nzec error? I have used java so…
Fast and asynchronous way of making multiple http requests in JAVA
I have a program that should make really fast http requests. Requests should be made asynchronously so that it won’t block the main thread. So I have created a queue which is observed by 10 separate threads that make http requests. If something is inserted in the queue then the first thread that gets th…
Space Error in Intelliji IDE – Intellij.ide.SystemHealthMonitor – Low disk space on a IntelliJ IDEA system directory partition [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 7 years ago. Improve this question Due to low running memory – Intelliji is consistently throwing a pop up error “l…