darren ha nberserk
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| from xml.etree import ElementTree | |
| prefix = '{http://www.w3.org/2005/Atom}' | |
| tree = ElementTree.parse('/blog-08-22-2017.xml') | |
| root = tree.getroot() | |
| def real_tag(tag): | |
| return prefix+tag |
nberserk
/ Kadane2D.java
Last active
February 9, 2018 12:12
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| int kadane2d(int[][] m){ | |
| int row = m.length; | |
| if(row==0)return 0; | |
| int col = m[0].length; | |
| int ret = Integer.MIN_VALUE; | |
| for (int left = 0; left < col; left++) { | |
| int[] sum = new int[row]; // reuse this | |
| for (int right = left; right < col; right++) { |
nberserk
/ calculatingS3Size.py
Last active
January 31, 2024 11:02
calculating S3 file size containing <your_filter> in <your_bucket> using boto3 python library.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import boto3 | |
| s3 = boto3.resource('s3') | |
| bucket = s3.Bucket('<your_bucket>') | |
| size = 0 | |
| for o in bucket.objects.all(): | |
| if '<your_filter>' in o.key: | |
| print o, o.size | |
| size += o.size | |
| print 's3 size = %.3f GB' % (size/1024/1024/1024) |