大约有 32,000 项符合查询结果（耗时：0.0671秒） [XML]
What is an intuitive explanation of the Expectation Maximization technique? [closed]
... around 7 (and we could find the exact means if we wanted).
This is, generally speaking, known as maximum likelihood estimation. Given some data, we compute the value of a parameter (or parameters) that best explains that data.
Now imagine that we cannot see which value was sampled from which grou...
Creating C formatted strings (not printing them)
...ee snprintf for a safer version).
A terminating null character is automatically appended after the
content.
After the format parameter, the function expects at least as many
additional arguments as needed for format.
Parameters:
str
Pointer to a buffer where the resulting C-string is stored. The ...
Conditional compilation and framework targets
... are a few minor places where code for my project may be able to be drastically improved if the target framework were a newer version. I'd like to be able to better leverage conditional compilation in C# to switch these as needed.
...
How to convert a String to its equivalent LINQ Expression Tree?
...nking as a Where clause. If necessary, put it inside a list/array just to call .Where(string) on it! i.e.
var people = new List<Person> { person };
int match = people.Where(filter).Any();
If not, writing a parser (using Expression under the hood) isn't hugely taxing - I wrote one similar (a...
How to create a hex dump of file containing only the hex characters without spaces in bash?
...
xxd -p file
Or if you want it all on a single line:
xxd -p file | tr -d '\n'
share
|
improve this answer
|
follow
...
Static way to get 'Context' in Android?
...ontext() {
return MyApplication.context;
}
}
Now everywhere call MyApplication.getAppContext() to get your application context statically.
share
|
improve this answer
|
...
Does the order of LINQ functions matter?
Basically, as the question states... does the order of LINQ functions matter in terms of performance ? Obviously the results would have to be identical still...
...
Error to use a section registered as allowDefinition='MachineToApplication' beyond application level
The top line in all of my aspx pages in my /portal/ directory has this error message, and I know it's a common one. I have googled this error message to no end, and I see a lot of posts telling me to configure the /portal/ folder as an application in IIS (which I have), and more posts telling me I ...
Shallow copy of a Map in Java
...rstand it, there are a couple of ways (maybe others as well) to create a shallow copy of a Map in Java:
3 Answers
...
Can I use Objective-C blocks as properties?
... @CharlieMonroe - Yes you are probably right, but dont you need a dealloc implementation to nil or release the block property without ARC? (its been a while since I used non-ARC)
– Robert
Mar 31 '13 at 21:58
...