I want to create a list, add blocks to it and then use it in a BlockBreakEvent to check if the block is in the list and cancel the event if it’s not. But I can’t seem to create and add things in it any other way than in the actual event itself (which looks to me like it would
Tag: java
JAVA Do/while loop not returning the value
I’m new at stackoverflow and coding. I’m trying to make a method for validating the user input. The user is only allowed to answer, add, show or exit. But I keep getting stuck in the first while loop. I tried to change it to !userChoice.equals.. but it is not working. What am I doing wrong. Answer…
Why the java.lang.CharacterDataLatin1#digit function in JDK generates the whole digit byte array?
In the source code, it says that: Analysis has shown that generating the whole array allows the JIT to generate better code compared to a slimmed down array, such as one cutting off after ‘z’ So my questions are: What’s the root reason of this comment? Compared to the slimmed down array, how…
How to take input in java where array length is not defined?
My input is in this format: The array length is not known. I coded it this way: But I am getting this error. Thanks in advance. Answer You should use hasNextInt to check for integer input. Once no more integers, then just use next() to read the player. Example input’s supported output
why does my sql table treat 1000 as a middle number?
When I try to sort by a value descending my SQL table does it correctly, but if it sees for example “1000” it always puts it in the middle? for Example: this even happens when I reference it in spigot (I’m using it for a plugin) it outputs it the same way this is how I’m calling it in …
Java: How can I efficiently match 2 classes member values partially?
I have 2 classes (3rd party): one is representing a GET endpoint response, and the second one is representing a PUT endpoint body. My aim is to get the resource current state using the get endpoint, and update it using the put endpoint. It appears that the put class is a subset of the get class. For example: …
How to specify array ([]) type in Swagger
Hi I am trying to autogenerate a class using swagger plugin. One property of this class has to be array, but when I write type: “array” always create a List. This is part of my “yml” file: And this is the property that create: Answer In Java, an array has a fixed length. This is differ…
Is shutdown-hook a good practice?
I have a Service that makes requests via a RestClient. What is the Java best practice between: Opening and closing the connection every time I make a request Opening the connection at class initialization and closing it in a ShutdownHook Something I didn’t think of Answer What is the Java best practice …
Stream non terminal operation + filter + findFirst
I’m trying to understand how the non-terminal streams operations are invoked. This seems clear for me. The first stream is not ended with terminal operation, so it doesn’t invoke the non-terminal operation and nothing is printed. The second one has terminal operation, so all the elements are print…
Glide for Android: How to include GIFs from Google Drive?
I am trying to include GIFs in my android application. My GIFs are shared as a document on Google Drive with public access enabled. Currently, I’m trying to use Glide to include the GIFs. However, although there is no error, the GIF does not display on my phone, even after a long time(internet issues sh…