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How do you determine the size of a file in C?
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You could probably change the return type to ssize_t and cast the size from an off_t without any trouble. It would seem to make more sense to use a ssize_t :-) (Not to be confused with size_t which is unsigned and cannot be used to indicate error.)
– Ted P...
C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...息缓冲区，循环队列
char buf[MESSAGE_COUNT][MESSAGE_LENGTH];
int rear; //循环队列的队尾
int front; //循环队列的队首
public:
bool toStop;
//构造函数
MessageBuffer();
//析构函数
virtual ~MessageBuffer();
//将消息放入消息缓冲区...
Creating a constant Dictionary in C#
...return 1;
case "elephant": return 3;
}
This is exactly what you want. And yes, I know, it's ugly.
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What does “abstract over” mean?
...ala literature, I encounter the phrase "abstract over", but I don't understand the intent. For example , Martin Odersky writes
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What is the difference between localStorage, sessionStorage, session and cookies?
...ocalStorage only allow you to store strings - it is possible to implicitly convert primitive values when setting (these will need to be converted back to use them as their type after reading) but not Objects or Arrays (it is possible to JSON serialise them to store them using the APIs). Session stor...
CGRidCtrl控件 学习心得 - C/C++ - 清泛网 - 专注C/C++及内核技术
...函数申明：BOOL CGridCtrl::Create(const RECT& rect, CWnd* pParentWnd, UINT nID, DWORD dwStyle)
函数作用：创建控件
参数说明：
rect:控件位置信息
pParetWnd:父窗口指针
nID:为控件指定的ID,作为本次创建的控件对象的标识
dwSty...
ArrayBuffer to base64 encoded string
I need an efficient (read native) way to convert an ArrayBuffer to a base64 string which needs to be used on a multipart post.
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String was not recognized as a valid DateTime “ format dd/MM/yyyy”
I am trying to convert my string formatted value to date type with format dd/MM/yyyy .
13 Answers
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How to get current timestamp in milliseconds since 1970 just the way Java gets
...ime units in a type-safe way so the compiler can enforce unit conversions, and works with normal arithmetic operators (adding timeval structs is annoying).
– Oz.
Nov 10 '16 at 19:02
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Using a bitmask in C#
...aren to the set by doing this:
FlagsHelper.Set(ref names, Names.Karen);
And I could remove Susan in a similar way:
FlagsHelper.Unset(ref names, Names.Susan);
*As Porges pointed out, an equivalent of the IsSet method above already exists in .NET 4.0: Enum.HasFlag. The Set and Unset methods don'...