Introduction I am currently working on a project that regularly saves several java objects to a MongoDB database. This object contains a Date. Problem The conversion of java Date to Json Mongo give this: But this format does not conform with MongoDB Date. MongoDB is considered as a string instead of a Date. A…
Tag: java
How to startActivity within RecyclerView CustomAdapter
I want to add startActivity() to my onClick listeners in my CustomAdapter class. CustomAdapter.java: The problem is I’m getting the following error in my IDE: Initially , I thought this was happening because my CustomAdapter class was static. So, I made it non-static. But, the problem still persists. Pl…
Using Streams on a map and finding/replacing value
I’m new to streams and I am trying to filter through this map for the first true value in a key/value pair, then I want to return the string Key, and replace the Value of true with false. I have a map of strings/booleans: That is where I am stuck–I might be doing the first part wrong too, but I…
Spring server POST method gives JSON error, Invalid UTF-8 middle byte
I have a JavaFX app and a Java server, I am trying to send a post method with a JSON but when I do I get this error from the server My post request looks like this The filmToDelete is and arraylist of Film objects. And this is mine controller methond on the server So what I would like to
CORS error with Angular call to Java service
I have an Angular application that makes a call to a Spring Boot Java service in a separate container. This gateway service calls two other services (one Java and one Python) as needed. Everything works fine running four Docker containers locally. When I run this in AWS ECS, I get the following two errors in …
Displaying Error if no item from a AutoCompleteTextView is selected
I want to show an error message if no item is selected from the AutoCompleteTextView. Here is my XML Java Code It is not working What am I doing wrong? Answer If I set an error on customerSpinnerLayout then it works Everything is the same as above you just have to change the condition It works for me. Best of
Scala No Method Found Exception
I am using getting the below line of error : My Pom : Any help regarding this ? Answer Check mvn dependency:tree. All your Scala libs will be suffixed with the major Scala version: All of them need to be the same major version otherwise you’ll get binary incompatible libs at runtime. Your maven pom shou…
Apache Beam BigqueryIO.Write getSuccessfulInserts not working
We are creating a simple apache beam pipeline which inserts data into a bigquery table and We are trying to get the tableRows which have been successfully Inserted into the table and tableRows which are errored, the code is as shown in the screenshot According to the following documentation: https://beam.apac…
I am having an issue getting my for loop to print all eements of my array in this program
I cant get my array for ingredients to print in the end where the for loop is, it only prints the first element which is the first ingredient entered. “”””””””””””””””””””””̶…
How to divide a stream by object fields into two sets?
I have a stream, where each object is identified by a unique id. Moreover, each object has a either positive or negative Free values. I want to divide this stream into two Sets, where one contains the ids whose Free values was positive, and one with the rest. But I find the following not being the right way, …