How To Retrieve this list: When passing this list [id]: Answer I just figured out an answer for my question and it’s as follows: In the mongo repository just declare a custom find method: Then use it as a normal find method => [query] in your business logic layer and controller layer.
Tag: java
How to extract information from PCollection after a join in apache beam?
I have two example streams of data on which I perform innerJoin. I would like to extend this piece of example join code and add some logic after the join occurs I would like to just print the ad name and num clicks after the join using a DoFcn like this: Any ideas on how to extract this info from
AuthComponent doesn’t have a @Subcomponent.Builder, which is required when used with @Module.subcomponents
I am learning Dagger 2 from this site https://developer.android.com/training/dependency-injection/dagger-android. I am creating like this, Appcomponent.java AppModule.java AuthComponent.java AuthModule.java But I got the error,AuthComponent doesn’t have a @Subcomponent.Builder, which is required when us…
@Transactional – rollback on Exception not working
I am using aurora mysql for one of my project, wanted to rollback db update in update2 method in case of any exception. If I add transaction on update, getting this error Access denied for user ‘root’@’localhost’ (using password: NO). Without transactional annotation, I’m able to…
How to generate self-signed certificate in Java with JDK17
tl,dr; Is there a native Java17 solution to generate self-signed certificate, either via standard library (very unlikely) or some slim, lightweight library? There is a similar question (Access `sun.security.x509` in JDK 11 without modules?, asked by me) because starting with JDK11 access to internal JDK packa…
How to get my scanner to recognize the words i have for it
I’m pretty new to java and coding in general and am trying to figure out how to get this game to work for a project at school. It is meant for you to type in a month and it will then ask you to choose a day, however when I input a month it always just says its an invalid
how can we read a file using rest Api, which is locally present in my system?
I have to make a controller class and there I have to define get method to read a txt file which i have in my local storage.I made a controller and I don’t know if it is really a correct one Answer It looks like your text file has new lines. So can you try using streams?
How to deserialize JSON with @JsonCreator and @JsonGetter
I have the JSON looks like the following: and I have a class Person: I need to deserialize and serialize it, but when I’m trying to deserialize this JSON I get unexpected result. Why when I’m trying to deserialize it the @JsonGetter annotation is used for it? How can I disable @JsonGetter annotati…
How to display integer from firebase firestore to Android Studio’s TextView?
I’m currently making a project in which a user segregates their trash and in return, it gives them points. Using those points they can redeem awards. At the moment I’m having trouble how to display the points in Android Studio’s TextView. This is my code. my database structure https://imgur.…
Flutter/Android: You uploaded an APK which has activity […] but without the ‘android:exported’ property. exported=”true” not working
After uploading my app to the google play store for internal testing, I get the following error message: I’ve tried setting the android:exported=”true” in my manifest like so: But I’m still getting the same error. In my build.gradle files I have these configs: Feels like I have tried e…