Escape « replace « Java Regex Q&A

1. Replace all escape sequences with non-escaped equivalent strings in java    stackoverflow.com

I have a string like this:

<![CDATA[<ClinicalDocument>rest of CCD here</ClinicalDocument>]]>

<![CDATA[<ClinicalDocument>rest of CCD here</ClinicalDocument>]]>

2. Replace a question mark (?) with (\\?)    stackoverflow.com

I am trying to define a pattern to match text with a question mark (?) inside it. In the regex the question mark is considered a 'once or not at all'. ...

3. string: replace "(" with "\("    stackoverflow.com

i have to send a string to the bash, which contains an escape sequence. For example, i have to replace special characters like "(" with "(", because the bash else throws ...