I’m trying to compile and run an LWJGL project purely from the console without the use of Maven/Gradle or any IDE (for reasons). I’m running Mac OS X v10.15.4. The program seems to compile fine but upon running it, I get the following: The code is identical to the guide code at https://www.lwjgl.o…
Split Word into Two and Check Existence in Comma Separated String Sequence
I have a string array for example: My goal is to split the first entry in the array in this case powerhouse into any two words and check them against the second entry, which serves as a dictionary of words. Here’s my implementation so far: I am stuck at the part where the first word has to be split. Sho…
Problem with using jib maven plugin offline for building docker container
I’m following Spring Boot Docker Tutorial from here. I got the exact result while having an internet connection. Now I need to produce the same result in an environment without an internet connection. I copied maven repositories and docker image into the new environment. I’m quite sure maven and d…
Java PreparedStatement preserve table name casing
I have this Java snippet, running inside a WildFly server backed by MariaDB: which gives me the following exception: So, apparentally, it decided to uppercase the table name, which I don’t want. How can I turn it off? Answer That is not possible, SQL dialects are – usually – case insensitive…
prevent org.springframework.messaging.MessagingException print stack trace
i am currently writing a websocket project using spring boot. And i have a websocket authentication config as this: @EnableWebSocketMessageBroker @Order(Ordered.HIGHEST_PRECEDENCE + 99) public class …
Cannot pass JWT refresh token as an argument
I’m trying to get a new access token using a refresh token in Spring Boot with OAuth2. It should be done as following: POST: url/oauth/token?grant_type=refresh_token&refresh_token=…. It works fine if I’m using InMemoryTokenStore because the token is tiny and contains only digits/letters …
How to fill AutoCompleteTextView in Android with an API call?
I want to try to get a list of food items from an API and update the AutoCompleteTextView based on this. I’ve tried following the answer here but to no avail: https://stackoverflow.com/a/36799955/7429535 This is my code so far: You can see an example API response here: https://api.edamam.com/api/food-da…
Spring JPA ManyToMany with additional table persists with null id
I have these entities: My HeroService is like this: I am using postman to create a new Hero and this is a sample POST request: Although a hero is created and two entities on HeroSkill table are also created, the HeroSkill hero_id column is null, so my new heroes are not associated with their skills as they sh…
How to parse time in any format with LocalTime.parse?
I am having trouble using java’s LocalTime to parse a string with hours, minutes, and seconds. LocalTime t = LocalTime.parse(“8:30:17”); // Simplification This throws the following exception: …
Printing a snake pattern using an array
I’m having trouble with an assignment where we are required to print out this array: My code is somewhat correct but it is not printing 10 and 19 where it should be. My output: My code: Can anyone detect what is causing the error? Any help would be appreciated. Answer This will generate the “snaki…