大约有 5,500 项符合查询结果（耗时：0.0334秒） [XML]
Tab Vs Space preferences in Vim
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+100
Creating a stab option in Vim itself would not be easy, but I've whipped up this command/function that you can drop in your .vimrc (...
bpftrace教程【官方】 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... 0 | |
[800, 1000) 5 |@@@ |
[1000, 1200) 0 | |
[1200, 1400) 0 | ...
How to split/partition a dataset into training and test datasets for, e.g., cross validation?
...ck of the indices:
import numpy
# x is your dataset
x = numpy.random.rand(100, 5)
numpy.random.shuffle(x)
training, test = x[:80,:], x[80:,:]
or
import numpy
# x is your dataset
x = numpy.random.rand(100, 5)
indices = numpy.random.permutation(x.shape[0])
training_idx, test_idx = indices[:80], in...
How does this print “hello world”?
...
The number 4946144450195624 fits 64 bits, its binary representation is:
10001100100100111110111111110111101100011000010101000
The program decodes a character for every 5-bits group, from right to left
00100|01100|10010|01111|10111|11111|01111|01100|01100|00101|01000
d | l | r | o | ...
Why are joins bad when considering scalability?
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100
Scalability is all about pre-computing (caching), spreading out, or paring down the repeated w...
Maximum number of threads per process in Linux?
...efault is the number of memory pages/4. You can increase this like:
echo 100000 > /proc/sys/kernel/threads-max
There is also a limit on the number of processes (and hence threads) that a single user may create, see ulimit/getrlimit for details regarding these limits.
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How do I measure request and response times at once using cURL?
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+100
From this brilliant blog post... https://blog.josephscott.org/2011/10/14/timing-details-with-curl/
cURL supports formatted output ...
What's the most efficient way to erase duplicates and sort a vector?
...large. I used datasets of 1,000,000 randomly drawn integers between 1 and 1000, 100, and 10 for this graph.
– Nate Kohl
Jun 26 '09 at 15:10
5
...
Why does PEP-8 specify a maximum line length of 79 characters? [closed]
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Yes, granted. But why 79? Why not 100 or 120? Keeping things readable works both ways. Too much up-and-down reading of code is hard to grok too.
– pcorcoran
Sep 18 '08 at 0:39
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Does Django scale? [closed]
...to Instant Ink and related services HP offered (*).
"Can Django deal with 100,000 users daily, each visiting the site for a couple of hours?"
Yes, see above.
"Could a site like Stack Overflow run on Django?"
My gut feeling is yes but, as others answered and Mike Malone mentions in his presentatio...