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Is a URL allowed to contain a space?
Is a URI (specifically an HTTP URL) allowed to contain one or more space characters? If a URL must be encoded, is + just a commonly followed convention, or a legitimate alternative?
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How to initialize std::vector from C-style array?
...an put it in the constructor and use the two iterator vector constructor:
Foo::Foo(double* w, int len) : w_(w, w + len) { }
Otherwise use assign as previously suggested:
void set_data(double* w, int len)
{
w_.assign(w, w + len);
}
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Measure and Benchmark Time for Ruby Methods
...
The simplest way:
require 'benchmark'
def foo
time = Benchmark.measure {
code to test
}
puts time.real #or save it to logs
end
Sample output:
2.2.3 :001 > foo
5.230000 0.020000 5.250000 ( 5.274806)
Values are: cpu time, system time, total and real...
Javascript and regex: split string and keep the separator
...3".split(/(?!、)/g) == ["1、", "2、", "3"] for full words? For example "foo1, foo2, foo3,"
– Waltari
Nov 6 '17 at 10:17
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rails i18n - translating text with links inside
...n ERB as
<%= t '.mykey' do |text| %>
<%= link_to text, 'http://foo.com' %>
<% end %>
should generate
Click <a href="http://foo.com">here</a>!
share
|
improve thi...
HTML for the Pause symbol in audio and video control
...SO 7000:2012
23FB ⏻︎ standby/power
23FC ⏼︎ power on/off
23FD ⏽︎ power on
2B58 ⭘︎ power off
Power symbol from IEEE 1621-2004
23FE ⏾︎ power sleep
Use on the Web:
A file must be saved using UTF-8 encoding without BOM (which in most development environments...
How can I use pickle to save a dict?
...
import pickle
your_data = {'foo': 'bar'}
# Store data (serialize)
with open('filename.pickle', 'wb') as handle:
pickle.dump(your_data, handle, protocol=pickle.HIGHEST_PROTOCOL)
# Load data (deserialize)
with open('filename.pickle', 'rb') as handle...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的两个函数是一样的：
1
2
function foo(x) return x^2 end
foo = function(x) return x^2 end
Table
所谓Table其实就是一个Key Value的数据结构，它很像Javascript中的Object，或是PHP中的数组，在别的语言里叫Dict或Map...
Assert a function/method was not called using Mock
...y to test my application, but I want to assert that some function was not called. Mock docs talk about methods like mock.assert_called_with and mock.assert_called_once_with , but I didn't find anything like mock.assert_not_called or something related to verify mock was NOT called .
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How can you dynamically create variables via a while loop? [duplicate]
I want to create variables dynamically via a while loop in Python. Does anyone have any creative means of doing this?
8 Ans...