大约有 16,000 项符合查询结果（耗时：0.0329秒） [XML]
How to add an image to a JPanel?
I have a JPanel to which I'd like to add JPEG and PNG images that I generate on the fly.
14 Answers
...
Random date in C#
I'm looking for some succinct, modern C# code to generate a random date between Jan 1 1995 and the current date.
7 Answers
...
regex.test V.S. string.match to know if a string matches a regular expression
Many times I'm using the string match function to know if a string matches a regular expression.
3 Answers
...
How can I tell Rails to use RSpec instead of test-unit when creating a new Rails app?
I have test-unit installed and rspec installed (along with -core , -expectations , -mocks and -rails version 2.6.x). When I run the command rails new foo , it uses test-unit to generate the test stub files instead of rspec .
...
Gradient borders
I'm trying to apply a gradient to a border, I thought it was as simple as doing this:
17 Answers
...
LINQ equivalent of foreach for IEnumerable
I'd like to do the equivalent of the following in LINQ, but I can't figure out how:
22 Answers
...
import module from string variable
I'm working on a documentation (personal) for nested matplotlib (MPL) library, which differs from MPL own provided, by interested submodule packages. I'm writing Python script which I hope will automate document generation from future MPL releases.
I selected interested submodules/packages and wan...
Update data in ListFragment as part of ViewPager
I'm using the v4 compatibility ViewPager in Android. My FragmentActivity has a bunch of data which is to be displayed in different ways on different pages in my ViewPager. So far I just have 3 instances of the same ListFragment, but in the future I will have 3 instances of different ListFragments....
How can I output the value of an enum class in C++11
...ke an unscoped enumeration, a scoped enumeration is not implicitly convertible to its integer value. You need to explicitly convert it to an integer using a cast:
std::cout << static_cast<std::underlying_type<A>::type>(a) << std::endl;
You may want to encapsulate the logi...
Pretty-print C++ STL containers
...
This solution was inspired by Marcelo's solution, with a few changes:
#include <iostream>
#include <iterator>
#include <type_traits>
#include <vector>
#include <algorithm>
// This works similar to ostream_iterator, but d...