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1234.Advanced search and replace -- How to delete all lines that contain only a word and a blank?

User: xiaoming -- 2014-08-16          << 1233  1235 >>
Hits: 1738
Type: Advanced search and replace   
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Description:
To delete a word+blank 
 
 
Input Sample:
_:blank 
 
a.txt  
3_April_2011 
4_April_2011 
12_ 
5_ 
8_May 
12 
Output Sample:
b.txt 
 
3_April_2011 
4_April_2011 
8_May 
12 
 
Answer:
Hint: You need to Download and install "Replace Pioneer" on windows platform to finish following steps.
1. ctrl-o open text file 
2. ctrl-h open 'replace' dialogue 
* set 'replace unit' to 'Line' 
* set 'search for pattern' to: 
 
3. click 'replace', done.

Screenshot 1:  Replace_Window


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Check Demo of Advanced search and replace
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