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jinxing • Application • 144 View • 2024-08-07 10:08:07
SQL, split values of two columns respectively and count members of their intersection
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jinxing • Application • 232 View • 2024-08-05 09:30:22
Get duplicate records from a csv file and sort them
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jinxing • Application • 122 View • 2024-08-02 06:02:51
Retrieve multiple columns from a csv file to generate a new file
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jinxing • Application • 125 View • 2024-08-01 07:37:08
Clear duplicate lines and lines having missing values from a csv file
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jinxing • Application • 133 View • 2024-07-31 10:28:00
Merge multiple files, remove duplicates and sort the result
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jinxing • Application • 129 View • 2024-07-26 00:32:05
Retrieve a specified column from a csv file and concatenate its values as a string
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jinxing • Application • 106 View • 2024-07-24 11:32:39
Find the row containing the maximum value from a text file
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jinxing • Application • 136 View • 2024-07-22 01:51:40
Read the first 100 lines from a huge csv file on S3
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jinxing • Application • 80 View • 2024-07-16 01:52:58
SQL, split up a field according to whether the specified characters are unique or not
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jinxing • Application • 139 View • 2024-07-08 00:50:24
Judge whether two csv files have same content
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jinxing • Application • 137 View • 2024-07-04 07:54:29
Filter a CSV file according to condition and output result as a list
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jinxing • Application • 161 View • 2024-07-04 07:08:50
Convert irregular format CSV to standard JSON strings
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jinxing • Application • 154 View • 2024-07-01 03:24:48
Rearrange an irregular text file into a two-dimensional table