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Tag: java

Java: how to undo conversion from UTF-8 to ISO-8859-1 [closed]

Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 2 years ago. Improve this question My UTF-8 strings have been converted to ISO-8859-1 strings in the following way:

Add Framework Support missing in Intellij

I am trying to add an external library using Maven. Tutorials mention to right click on a module, and select “add framework support.” I have looked in detail, and I cannot find that option in my IntelliJ. Here is my current version of IntelliJ Any insight would be appreciated, as I have been stuck on this for a while. Answer

Caused by: java.lang.NoClassDefFoundError: io/jsonwebtoken/Jwts

i am using jjwt-0.9.1.jar and runtime gives this exception for jersey reset API call. When i use this code using java main() method, its works perfectly but when i call from servlet to that class, the method throws exception. When call servlet to java class method i.e.createJWTToken() gives following exception in tomcat. Answer The exception is java.lang.NoClassDefFoundError: io/jsonwebtoken/Jwts Check the

How to convert input type [closed]

I am making timer when user set time and when I want to set time in second “mm:ss”(minutes:seconds) formula my app stops becouse app doesn’t accept colon. So how to convert input type from “mm:ss” to “…

NullPointerException while selecting image from the storage for the Second time onwards, No NullPointerException while selecting First time

I have set up a button that is meant to check for READ_EXTERNAL_STORAGE permissions, and then open the users phone storage display images. I’ve done this successfully via the following code: All of this works perfectly on the first try. The user sees the permission dialog box, presses agree and the image selector opens displaying images on their phone! However,

Ordered or unordered Sequence problem in java

I am facing problem in solving the question below:- (can someone please help????) Write a program that reads a sequence of integer numbers and outputs true if the sequence is ordered (in ascending or descending order), otherwise, false. Keep in mind, if a number has the same value as the following number, it does not break the order. The sequence