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1254.Regular expression replace -- How to exchange positions of strings before and after underscore?

User: Marvin -- 2014-09-28          << 1253  1255 >>
Hits: 1279
Type: Regular expression replace   
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Description:
I am having problems of changing the positions of two tokens at each end of _.
For example, how could I change "December_NNP" into "NNP_December".
I ll put some sample text down. Many thanks if you could show me how to use this software to switch the
positions
Input Sample:
December_NNP 17_CD ,_, 2011_CD Apple_NNP 
iOS_NNP News_NNP iPad_NNP in_IN the_DT 
Classroom_NNP Transforms_VBZ the_DT 
Learning_NNP Process_NNP The_NNP iTablet_NNP 
materializes_VBZ the_DT vision_NN of_IN using_VBG 
PCs_NNS in_IN schools_NNS and_CC 
classrooms_NNS ,_, an_DT expectation_NN 
that_WDT was_VBD first_RB set_VBN for_IN 
laptops_NNS ._.
The_DT utilization_NN of_IN iPad_NNP in_IN 
schools_NNS is_VBZ said_VBN to_TO be_VB 
transforming_VBG the_DT learning_VBG process_NN 
of_IN
Output Sample:
NNP_December
CD_17
,_,
CD_2011
NNP_Apple
NNP_iOS
NNP_News
...
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 'search for pattern' to:

* set 'replace with pattern' to:

3. click 'replace', done.
4. ctrl-s save to file.

Screenshot 1:  Replace_Window


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