I’m making a Spleef plugin. I need to count the amount of people in a lobby. I thought that I could count how many people are within a certain distance from the center of the lobby. I think that this may work better than recording when someone types the command. Main.java: playerJoinedGame.java: I have …
Id of entity is different after hibernate save from oracle database with sequence autogeneration id
Entity with id autogenerated from oracle trigger sequence. Service DAO And When I call service’s saveOrUpdate and then try to reach id of entity I get different value than persisted in database. Values on database with autogeneration all is ok. Any suggestions? prints: 4150 but saved id in database is: …
java mail as pdf files as attachment
I am trying to send an e-mail with a PDF as an attachment. It was including the file but its size was less than what it was on disk, and when trying to open it, it says the file is corrupted. Answer Doing some research i found another topic about sending mail with pdf attachment here. He does it by
Possibility of passing MyObject to bean routing using Apache camel?
I am consuming messages from Apache kafka using apache camel JAVA DSLs. I am writing an object by converting it to byte[] on kafka. when I consume it I receive a message back with byte[]. I deserialize it and get an object. I checks it if it is an object of MyObject then need to pass it to bean using
Resolve DBRef into Json
I’m getting the following error in a Normalized Data Model structure in MongoDB: It’s caused by this line: Specifically the toJson() part. I have a DBRef Object in my Document, so I can reference a Document from another Collection. An Embedded Document Structure is not option. So how can I fix thi…
how to send a html email with attached file using JavaMail
The following Java code is used to attach a file to a html email and send it. I want to send attachment with this html email. Any suggestions would be appreciated. This brings me just only the attachment . But i want to send html email with this attachment . Answer Creating a mail with an HTML body and an
How to count number of custom objects in list which have same value for one of its attribute
I am programming in java. Say I have an custom object Item I have list of Items. Now, What is best way in java to know, list of Items contain some Items with same value for itemNumber. Answer To search for a specific item with some item number: To get lists of items for all item numbers: You can use
TextView cannot be cast to EditText
First time posting a question to this site so I might make some mistakes! I’m new to programming and getting the following error when running an application in Android Studio: The code that’s causing this issue is I’ve tried to delete the R.java files and clean the project but it didn’…
Can I force Maven to package a jar despite compilation errors?
So I run maven package to build my dependencies into a jar. However, I need Maven to ignore any compilation errors and package the jar regardless. How would this be accomplished? My pom.xml is as follows: Searching through SO only showed me how to ignore compilation errors from unit testing. I simply want my …
Difference between uppercase and titlecase
What’s the difference between uppercase and titlecase. Frankly, I never heard of titlecase before. In java there are seperate methods for both: Character.isTitleCase(char) Character.isUpperCase(char) Some websites define it as follows: TitleCase: Matches characters that combine an uppercase letter with …