The parent class activity consists of adapters and recycler views. Using one of the adapters the one click is set for images. If an image is clicked it opens a pop-up and the pop have some sliders and text fields. And the pop-up will collect data from users. Now I need this data, not in the adapter class but I
Tag: java
Sort List of string arrays by first element
I want to sort a list of string arrays by first element in each array element of same list, in reverse order, so 2, 1, 0 Here’s what i tried so far: The problem is that at sorted line i have an error highlighted, saying: “sorted(java.util.List, java.util.Comparator Answer Stream.sorted() takes a comparator (in addition to the overload that takes no
How to calculate RECURSIVELY 2D array column in Java
I am stuck with a homework question for something fairly stupid. The mission is to find the smallest column sum on a 2D array and return it’s index. No loops allowed, only recursion. I managed the code, but I’m stuck with the simple task of calculating the column itself. This is the code I wrote so far: And this is
Swagger Codegen basePath is being ignored
I’m trying to generate some web services definitions using Swagger Codegen ยป 2.2.1 All configs are working and the classes are generate correctly by my .yaml definitions. Why the property basePath is being ignored? My @RestController generate using only paths definition: Expected (using basePath and paths definitions): What am I doing wrong? Did I forget something? My .yaml contract: Answer
Geting list of protobuf message objects from the SpringBoot
I want to get a list of protobuf message objects from the Spring boot app. I did manage to get a single protobuf message object from the app but getting a list of them throws exception. My code (simplified). tl;dr create Spring boot app generate class from proto file try return List of generated class objects (RESTful) My code (simplified).
Apache Storm 2.1.0 local DRPC does not return any response although a tuple is well emitted to the collector by the last bolt
I have a problem trying to run a DRPC topology containing one single bolt and query it through a local cluster. After debugging with IntelliJ, the bolt is indeed executed but the JCQueue is stuck in an infinite loop after that the bolt has been executed and until a timeout is sent to the server. Here is the code used
Dataflow writing a pCollection of GenericRecords to Parquet files
In apache beam step I have a PCollection of KV<String, Iterable<KV<Long, GenericRecord>>>>. I want to write all the records in the iterable to the same parquet file. My code snippet is given below now I want to write all the Records in the Iterable in the same parquet file(derive the file name by the key of KV). Answer I found
Obtaining a nested objects using Spring Data R2DBC
I’m new to Project Reactor and R2DBC. How to receive and merge Flux<Child> with Mono<Parent> properly using Spring Data R2DBC reactive repositories? Parent: ParentRepository: Child: ChildRepository: ParentPersistenceAdapter: My solution is: Answer Assuming the existence of a withChildren(Flux<Child> children) type method, you can just do: However, this is a bit odd – you wouldn’t usually have a Flux on a DAO
How to hide the warning “This type of file can harm your computer” while downloading .xml file using Chrome Chromedriver 79 with Selenium Java
Despite setting safebrowsing.enabled to true / false, the warning …This type of file can harm your computer… is still being displayed in browser. How to hide this information? Answer To enable downloading of file using Chrome/ChromeDriver hiding the warning This type of file can harm your computer you need to: Add the preferences: download.default_directory download.prompt_for_download download.extensions_to_open safebrowsing.enabled As well as
What is the role of the temp integer in the bubble sort code
Just wondering what is the role of array[j] = temp; This is the bubble sort sorting algorithm, new to Stack exchange so formatting might not be great Answer Imagine that you have a red ball in your left hand, and a blue ball your right. Now switch the balls … without throwing them in the air. How? Let me lend