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These nodes all have stuff by lakshmikant (showing 1-4 out of ~4?):

Node ID Writeup Created
1203999 how to find the length of any line of file 2017-11-22 09:09
1167593 not able to replace the element in the middle of the string 2016-07-12 05:08
1164837 how to print key and value of hash as it is 2016-06-03 07:42
1164677 not able to get last index of array 2016-06-01 14:09