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Tag: replaceall

Replacing string for only one time in Java? [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 1 year ago. Improve this question Saying that there are String A = “aabbccdd” and String B = “abcd”, is there any way to remove the matching characters of String B

How do I remove a word that contains a dash from a text?

so I want to remove a word that contains a dash between them like off-campus alongside other things that I want to remove. here is my code so far. so far it prints CS is a wonderful class So WONDERFUL amazing class cleaver class must-remove Answer You could use the regex w+-w+, which means 2 words w+, separated by a

Difference between Arraylist.forEach() and Arraylist.replaceAll()

I have a question about the difference between Arraylist.forEach() and Arraylist.replaceAll(). I know that Arraylist.forEach() is used to perform an action for each element in the list, but it seems that Arraylist.replaceAll() does the exact same thing. But for some reason, when you decide to do a.forEach(e -> e.concat(“test”); assuming a is an Arraylist of Strings, the Arraylist does not

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