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What is the difference between concurrency and parallelism?
...taneously
– Phillip
May 11 '15 at 3:27
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show 10 more comm...
How to sort an array in descending order in Ruby
...Here's what I found out:
#!/usr/bin/ruby
require 'benchmark'
ary = []
1000.times {
ary << {:bar => rand(1000)}
}
n = 500
Benchmark.bm(20) do |x|
x.report("sort") { n.times { ary.sort{ |a,b| b[:bar] <=> a[:bar] } } }
x.report("sort reverse") { n.times {...
MDI CDockablePane使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rToolBarId, uiLastUserToolBarId);
EnablePaneMenu(TRUE, ID_VIEW_CUSTOMIZE, 0, ID_VIEW_TOOLBAR);
CDockingManager::SetDockingMode(DT_SMART);
EnableAutoHidePanes(CBRS_ALIGN_ANY);
EnableDocking(CBRS_ALIGN_ANY);
（1） 第一种情况
if (!m_Panes[0].Create(_T("Pane 0"), this, CRe...
Regular expression to match numbers with or without commas and decimals in text
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10 Answers
10
Active
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How do I measure separate CPU core usage for a process?
...
Bojin Li
5,51322 gold badges2020 silver badges3333 bronze badges
answered Oct 11 '10 at 21:45
abdollarabdollar
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What is a regular expression which will match a valid domain name without a subdomain?
...
20 Answers
20
Active
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Image Greyscale with CSS & re-color on mouse-over?
...
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale"); /* Fir...
Convert floats to ints in Pandas?
...nge(5), columns=['a'])
df.a = df.a.astype(float)
df
Out[33]:
a
0 0.0000000
1 1.0000000
2 2.0000000
3 3.0000000
4 4.0000000
pd.options.display.float_format = '{:,.0f}'.format
df
Out[35]:
a
0 0
1 1
2 2
3 3
4 4
...
Difference between break and continue statement
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answered Jan 20 '09 at 18:02
Xn0vv3rXn0vv3r
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