Java remove blank lines from file

Similar topics Java. PostgreSQL Database. Visual Basic. Reading XML document with blank lines at top. Microsoft SQL Server. Problem with Delete On Linked Server. BCP import with Blank lines in text file. Delete lines containing a specific word. Fwd: Delete lines containing a specific word. Delete lines in Excel through Access?? Software Development. Remote Development and Debugging Tools. Nested class structure question.

How to use Nuget assembly as files with visual studio community. Ms access. Undesired Name? Append Query trying not to add duplicate records to new table. Follow us! Alin Purcaru Alin Purcaru See the edit.

You may wish to look into the compilation options: Pattern. The string :foo:bar: has 2 fields if colon-delimited, 3 fields if colon-terminated, and 4 fields if colon-separated. This does make a difference. Also I can't edit my comment. Show 2 more comments. Michael Petrotta Update: Sorry I missed that you wanted to also remove spaces and tabs. Ah, sorry. I was assuming consistent line-endings and missed that you wanted spaces and tabs removed. First one with whitespaces. The 2nd one with whitespaces in it.

Line 10 - 3 empty lines follow. If want to remove the lines from Microsoft Office, Windows or an text editor which supports regular expression rendering: 1. Check the regular expression checkbox 3. You will see all you black spaces into your editor disappears Nitesh Tiwari Nitesh Tiwari 4, 3 3 gold badges 27 27 silver badges 45 45 bronze badges. Just searching for a regex doesn't make blank spaces disappear, does it? Nonetheless, this regex is probably all OP needs. You have my vote. Although you should probably edit the answer to say that.

And make it about String as that is what the question asks for specifically. I have some code without using regexp, just import org. Ahmed Ramadan Ahmed Ramadan 1 1 1 bronze badge.

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Asked 5 years, 11 months ago. Active 2 years, 2 months ago. Viewed 19k times. Nicholas Dry. Nicholas Dry Nicholas Dry 45 1 1 gold badge 1 1 silver badge 5 5 bronze badges. Is your source and destination file the same file? In that case you overwrite the file before being able to read it. Closing the printwriter does not work — Nicholas Dry. And yes, they both point to the same place — Nicholas Dry. Add a comment. Active Oldest Votes. Your code was almost correct, but there were a few bugs: You must use.

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