大约有 40,000 项符合查询结果（耗时：0.0515秒） [XML]
How to properly overload the
...C++ for matrix operations. However my compiler complains, where before it did not. This code was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ubuntu system with the same g++.
...
Finding the index of elements based on a condition using python list comprehension
...do need an API similar to Matlab's, you would use numpy, a package for multidimensional arrays and numerical math in Python which is heavily inspired by Matlab. You would be using a numpy array instead of a list.
>>> import numpy
>>> a = numpy.array([1, 2, 3, 1, 2, 3])
>>>...
Getting individual colors from a color map in matplotlib
...255210428, 0.99923106502084169, 0.74602077638401709, 1.0)
For values outside of the range [0.0, 1.0] it will return the under and over colour (respectively). This, by default, is the minimum and maximum colour within the range (so 0.0 and 1.0). This default can be changed with cmap.set_under() and...
After array_filter(), how can I reset the keys to go in numerical order starting at 0
...
Yes. My point is that developers should avoid the urge to use the default behavior of array_filter() unless their intimate knowledge of the data permits greedy filtering without side effects. (A further caution: empty() behaves in this same fashion and also includes ...
What is “X-Content-Type-Options=nosniff”?
...structs browsers to disable content or MIME sniffing which is used to override response Content-Type headers to guess and process the data using an implicit content type. While this can be convenient in some scenarios, it can also lead to some attacks listed below. Configuring your server to return ...
What is a “Stub”?
...es from the notion of a Stunt Double in movies. (One of his aims was to avoid using any name that was already widely used.) Meszaros then defined four particular kinds of double:
Dummy objects are passed around but never actually used. Usually they are just used to fill parameter lists.
Fa...
how to provide a swap function for my class?
... do with SFINAE.
// some algorithm in your code
template<class T>
void foo(T& lhs, T& rhs) {
using std::swap; // enable 'std::swap' to be found
// if no other 'swap' is found through ADL
// some code ...
swap(lhs, rhs); // unqualified call, uses ADL and...
How to link godaddy domain with AWS Elastic Beanstalk environment?
... be with GoDaddy, but handling requests for your site will be on Amazon's side.
Here is what you need to do:
Create a new Hosted Zone for your site in Route 53 console:
Open newly added domain name, find NS record and copy servers:
In GoDaddy's Domain Manager export records via "Export Zone Fil...
What is the difference between Gemfile and Gemfile.lock in Ruby on Rails
...0.0) requires bundler (>= 1.3.0, < 2.0)), which causes problems. Any idea how to avoid those 'open' dependencies?
– Guillermo Grau
Apr 4 '14 at 9:23
...
Unit Test? Integration Test? Regression Test? Acceptance Test?
...
Briefly:
Unit testing - You unit test each individual piece of code. Think each file or class.
Integration testing - When putting several units together that interact you need to conduct Integration testing to make sure that integrating these units together has not introd...