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What is a method group in C#?
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edited Feb 20 '15 at 2:44
ErikE
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What do 'lazy' and 'greedy' mean in the context of regular expressions?
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answered Feb 20 '10 at 6:22
SampsonSampson
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Sample random rows in dataframe
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First make some data:
> df = data.frame(matrix(rnorm(20), nrow=10))
> df
X1 X2
1 0.7091409 -1.4061361
2 -1.1334614 -0.1973846
3 2.3343391 -0.4385071
4 -0.9040278 -0.6593677
5 0.4180331 -1.2592415
6 0.7572246 -0.5463655
7 -0.8996483 0.4231117
8 ...
How to efficiently build a tree from a flat structure?
...take it C#)
– Jason S
Jan 14 '09 at 20:06
3
This algo is (in informal notation) O(3N), where as a...
How do you test that a Python function throws an exception?
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answered Sep 24 '08 at 20:02
MoeMoe
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...ile or what?
– KhoPhi
Nov 24 '14 at 20:20
1
You should run this in the same context that the erro...
How to check if UILabel is truncated?
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20 Answers
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How can I check file size in Python?
...le.txt').stat()
os.stat_result(st_mode=33188, st_ino=6419862, st_dev=16777220, st_nlink=1, st_uid=501, st_gid=20, st_size=1564, st_atime=1584299303, st_mtime=1584299400, st_ctime=1584299400)
>>> Path('somefile.txt').stat().st_size
1564
or using os.stat:
>>> import os
>>>...
How many files can I put in a directory?
...m number of files: 1018
Maximum number of files per directory: ~1.3 × 1020 (performance issues past 10,000)
Maximum file size
16 GiB (block size of 1 KiB)
256 GiB (block size of 2 KiB)
2 TiB (block size of 4 KiB)
2 TiB (block size of 8 KiB)
Maximum volume size
4 TiB (block size of 1...
How to make the hardware beep sound in Mac OS X 10.6
...f -inactive-duskwuff -inactive-
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