How to solve the problem of Java code duplication

Hi, there is a problem your plugin duplicates the Ajax code that is inserted by other plugins. Example Inline Related Posts plugin after each edit of a record, they are duplicated and multiplied. if your plugin is edited 3 times, then there will be 3 times more duplicates. Another example of the output of the social buttons inside the post, each time you edit your plugin they are duplicated.

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or
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