大约有 11,400 项符合查询结果（耗时：0.0345秒） [XML]
Entity framework linq query Include() multiple children entities
This may be a really elementry question but whats a nice way to include multiple children entities when writing a query that spans THREE levels (or more)?
...
file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
file_get_contents("php://input") or $HTTP_RAW_POST_DATA - which one is better to get the body of JSON request?
6 Answers...
What is the best algorithm for overriding GetHashCode?
...T, the GetHashCode method is used in a lot of places throughout the .NET base class libraries. Implementing it properly is especially important to find items quickly in a collection or when determining equality.
...
adding noise to a signal in python
I want to add some random noise to some 100 bin signal that I am simulating in Python - to make it more realistic.
7 Answer...
Comparing boxed Long values 127 and 128
I want to compare two Long objects values using if conditions. When these values are less than 128 , the if condition works properly, but when they are greater than or equal to 128 , comparison fails.
...
Database cluster and load balancing
What is database clustering? If you allow the same database to be on 2 different servers how do they keep the data between synchronized. And how does this differ from load balancing from a database server perspective?
...
What is the difference between concurrency, parallelism and asynchronous methods?
...arallel on separate threads. However, asynchronous methods run in parallel but on the same 1 thread. How is this achieved? Also, what about parallelism?
...
Forward declaring an enum in C++
...
The reason the enum can't be forward declared is that without knowing the values, the compiler can't know the storage required for the enum variable. C++ Compiler's are allowed to specify the actual storage space based on the size necessary to contai...
Default implementation for Object.GetHashCode()
...
namespace System {
public class Object {
[MethodImpl(MethodImplOptions.InternalCall)]
internal static extern int InternalGetHashCode(object obj);
public virtual int GetHashCode() {
return InternalGetHashCode(t...
Can you add new statements to Python's syntax?
...g a new statement to Python, quoted here:
This article is an attempt to better understand how the front-end of Python works. Just reading documentation and source code may be a bit boring, so I'm taking a hands-on approach here: I'm going to add an until statement to Python.
All the coding for t...