Say I have a large CSV file with a header and several columns. For the purpose of this question I will consider a small file with just two columns. We can call it use_rep.
I've exported my email archive of 10 years which is very large.
I want to parse all the text for any string that is 64 characters long in search of a bitcoin private key.
How can I parse strings of ...
I have a file that contains multiple instances of code that I need to delete. Here is an example:
I have a sequence file:
$ cat file
I want to calculate the longest stretch of C+T. I ...
I have a file in which I want to print all the lines between two patterns. Pattern1 = # Begin TRACE A Data and Pattern 2 =# Done Data $capture, I want to print every line between pattern1 and pattern2....
I'm trying to print only a matching word that are found through a regular expression. Below, I want all the OPENSSL_NO_* options that are present in the source code:
$ grep -IR OPENSSL_NO