大约有 9,000 项符合查询结果（耗时：0.0334秒） [XML]
How do I determine k when using k-means clustering?
I've been studying about k-means clustering , and one thing that's not clear is how you choose the value of k. Is it just a matter of trial and error, or is there more to it?
...
Using std Namespace
There seem to be different views on using 'using' with respect to the std namespace.
15 Answers
...
Quickly create large file on a Windows system
In the same vein as Quickly create a large file on a Linux system ,
I'd like to quickly create a large file on a Windows system. By large I'm thinking 5 GB. The content doesn't matter. A built-in command or short batch file would be preferable, but I'll accept an application if there are no other...
How to navigate through textfields (Next / Done Buttons)
How can I navigate through all my text fields with the "Next" Button on the iPhone Keyboard?
34 Answers
...
How to create a hex dump of file containing only the hex characters without spaces in bash?
How do I create an unmodified hex dump of a binary file in Linux using bash? The od and hexdump commands both insert spaces in the dump and this is not ideal.
...
What does `node --harmony` do?
A node application has required me to run node with a harmony flag, like:
5 Answers
5
...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
What is the difference between defining View Params like this:
2 Answers
2
...
How can I get stock quotes using Google Finance API?
I'm looking for access to financial data from Google services.
13 Answers
13
...
Remove all special characters from a string [duplicate]
I am facing an issue with URLs, I want to be able to convert titles that could contain anything and have them stripped of all special characters so they only have letters and numbers and of course I would like to replace spaces with hyphens.
...
Splitting templated C++ classes into .hpp/.cpp files--is it possible?
I am getting errors trying to compile a C++ template class which is split between a .hpp and .cpp file:
16 Answers
...