I have a scenario where in my code creates a file and an event in cumulocity as well. I need to attach the binary file to the event, however none of the API’s provide me the functionality, any guidance as to how to go ahead please? Update: On having a look at the documentation https://cumulocity.com/api…
Tag: java
How to return a boolean from a function in java? getting an error
Error: The local variable status may not have been initialized I don’t know what I was doing wrong, code looks alright to me. Answer In the Java Language Speciication, it is written that: A local variable (§14.4, §14.14) must be explicitly given a value before it is used, by either initialization (§14.4…
Program to find from where the program is called
The requirement is very simple, I want to write a simple hello world program or anything so the program knows about its execution parent. For eg. Since I am from a Java background I will give a Java example. I want to write a jar that runs and outputs the following: Running from command line: but when running…
JavaFX trouble importing [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed last year. Improve this question I am new to java and I would like to convert a buffered image to a regular i…
how to update multiple records with jdbc with oracle and spring boot
I am trying to update several records from spring jdbc but this is not working what am i doing wrong? does not respond when I make a request, but the data in the array is arriving, try without array and the same thing happens. I am sending an array of objects to be able to update but I get to
how can I make TV webapp using springboot with tizen?
I want to make a samsung smart tv app with tizen. I’ve made an webpage using springboot. I tried making the app using that webpage codes I made, but I’ve got to know Tizen doesn’t support java but html, css,and javascript only. So I used meta http-equip=”refresh”, and let index.h…
Is my Java solution O(n) or am I missing something?
My solution for a certain problem is apparently slower than 95% of solutions and I wanted to make sure that I was correct on the time complexity. It looks to me like this code is O(n). I use a couple of loops that are at most O(n) and they aren’t nested so I don’t believe the solution is n^2. I
Selenium web driver assert webelement contains text and display actual vs expected
I have a demo selenium cucumber project that just runs some maths expressions in google search box and validates the results. I want the reports to show the actual value vs expected when it fails. I’m storing the returned text as string with .. and then asserting against expected which gets passed from …
How to create a custom Uniform Fan Out Shape in Akka through the Java library
So I am building an Akka custom component to learn the framework. I need to create a UnifromFanOut shape custom component. So I tried to extend the shape but the issue is how do I create the shape with 1 input and 3 outputs. The class requires a seq object which is a part of Scala but I am a
Avoid cast in generic factories
Suppose I have a class structure looking like this: Now I have a class that uses those intervals and factories: Is this the right way of approaching the problem if a class needs to create instances from a type variable? Is there a way around the cast in the SomeClass constructor? The obvious things don’…