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Is 1.0 a valid output from std::generate_canonical?
...numbers would lie between zero and one, without 1 , i.e. they are numbers from the half-open interval [0,1). The documention on cppreference.com of std::generate_canonical confirms this.
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Create ArrayList from array
...ionException. docs.oracle.com/javase/7/docs/api/java/util/… Admittedly, from an object-oriented perspective it is not very nice that many times you have to know the concrete implementation in order to use a collection - this was a pragmatic design choice in order to keep the framework simple.
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防挂马：apache禁止访问文件或目录执行权限、禁止运行脚本PHP文件的设置方...
...rectory "/var/www/upload">
<FilesMatch ".PHP">
Order Allow,Deny
Deny from all
</FilesMatch>
</Directory>
这些配置表面上看起来是没什么问题的，确实在windows下可以这么说。
但是Linux就不同了，大家都是知道的linux操作系统是区分大小写的，...
surface plots in matplotlib
...ud into a surface.
Here's a smooth surface example:
import numpy as np
from mpl_toolkits.mplot3d import Axes3D
# Axes3D import has side effects, it enables using projection='3d' in add_subplot
import matplotlib.pyplot as plt
import random
def fun(x, y):
return x**2 + y
fig = plt.figure()...
How can I use a local image as the base image with a dockerfile?
I'm working on a dockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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Iterator invalidation rules
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C++17 (All references are from the final working draft of CPP17 - n4659)
Insertion
Sequence Containers
vector: The functions insert, emplace_back, emplace, push_back cause reallocation if the new size is greater than the old capacity. Reallocation ...
How do I calculate the date six months from the current date using the datetime Python module?
...g the datetime Python module. I am looking to calculate the date 6 months from the current date. Could someone give me a little help doing this?
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Creating email templates with Django
...
From the docs, to send HTML e-mail you want to use alternative content-types, like this:
from django.core.mail import EmailMultiAlternatives
subject, from_email, to = 'hello', 'from@example.com', 'to@example.com'
text_conte...
How to remove a package from Laravel using composer?
What is the right way to remove a package from Laravel 4?
So long I've tried:
16 Answers
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Python + Django page redirect
...
It's simple:
from django.http import HttpResponseRedirect
def myview(request):
...
return HttpResponseRedirect("/path/")
More info in the official Django docs
Update: Django 1.0
There is apparently a better way of doing this ...