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C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
C#对象序列化与反序列化CSharp_Serialize_Deserialize二进制序列化：对象序列化之后是二进制形式的，通过BinaryFormatter类来实现的。
SOAP序列化：对象序列化之后的结果符合SOAP协议，也就是可以通过SOAP 协议传输。
XML序列化：对象序...
JavaScript object: access variable property by name as string [duplicate]
If I have a javascript object that looks like below
3 Answers
3
...
DISTINCT for only one column
... SELECT ID,
Email,
ProductName,
ProductModel,
ROW_NUMBER() OVER(PARTITION BY Email ORDER BY ID DESC) rn
FROM Products
) a
WHERE rn = 1
EDIT:
Example using a wh...
With arrays, why is it the case that a[5] == 5[a]?
As Joel points out in Stack Overflow podcast #34 , in C Programming Language (aka: K & R), there is mention of this property of arrays in C: a[5] == 5[a]
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Creating .pem file for APNS?
How do I create a .pem file to be stored in the hosting server for APN payload data?
11 Answers
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How to get an absolute file path in Python
Given a path such as "mydir/myfile.txt" , how do I find the file's absolute path relative to the current working directory in Python? E.g. on Windows, I might end up with:
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Force the origin to start at 0
How can I set the origin / interception of the y-axis and x-axis in ggplot2?
3 Answers
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tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp） - 源码下载 - 清泛...
tinyxml XML解析库下载（tinyxml2.h 和 tinyxml2.cpp）tinyxml XML解析C++编写的，一个 h，一个 cpp，绿色小巧，直接加入工程源码编译，跨平台。使用方法参见《C++ 读写xml方法整理（持续更新）》tinyxml2 h *O C++编写的，一个.h，一个.cpp，绿...
Pointer to pointer clarification
I was following this tutorial about how does a pointer to a pointer work.
16 Answers
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How to get the first non-null value in Java?
...
No, there isn't.
The closest you can get is:
public static <T> T coalesce(T ...items) {
for(T i : items) if(i != null) return i;
return null;
}
For efficient reasons, you can handle the common cases as follows:
public static <T> T coalesce(T a, T ...