query: bash: count the number of lines with unique initial value
positive_passages.docid: 25857
positive_passages.text: Remove lines based on duplicates within one column without sort
negative_passages.docid: 42448
negative_passages.text: How do I find number of vertical lines available in the terminal?
negative_passages.docid: 118889
negative_passages.text: How to get line count of a large file cheaply in Python?
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negative_passages.text: How to use PHP to delete X number of lines from the beginning of a text file?
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negative_passages.text: Detecting pattern at the end of a line with grep
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negative_passages.text: Command for getting number of lines in another file
negative_passages.docid: 19908
negative_passages.text: How can I compare numbers in Bash?
negative_passages.docid: 57765
negative_passages.text: How can I count all the lines of code in a directory recursively?
negative_passages.docid: 116509
negative_passages.text: How can I count the number of elements of a given value in a matrix?
negative_passages.docid: 3910
negative_passages.text: How can I remove duplicates in my .bash_history, preserving order?
negative_passages.docid: 140408
negative_passages.text: Count distinct values of a field in a file
negative_passages.docid: 74952
negative_passages.text: python - Count number of occurrences of each number
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negative_passages.text: How to count number of words from String using shell
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negative_passages.text: Displaying and updating a counter in bash
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negative_passages.text: Using sed, how do you print the first 'N' characters of a line?
negative_passages.docid: 99368
negative_passages.text: Count how many lines start with which characters
negative_passages.docid: 32085
negative_passages.text: line count with in the text files having multiple lines and single lines