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Lists: Count vs Count() [duplicate]
Given a list, which method is preferred to determine the number of elements inside?
4 Answers
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提升速度：XP注册表与驱动优化 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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Messenger(消息):在网络上发送和接收信息。如果你关闭了Alerter，你可以安全地把它改为手动启动。
Printer Spooler(打印后台处理程序):如果你没有配置打印机，建议改为手动启动或干脆关闭它。
Error Reporting Service(错误报告):服务和...
What is the template binding vs binding?
...lity (no StringFormat, Delay, IsAsync, etc.. see the properties of Binding vs TemplateBindingExtention).
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When to use IComparable Vs. IComparer
...lows me to compare any two guys lined up.........that's basically it. Fred vs John..........i throw them into a concrete class which implements the interface. Compare(Fred, John) and it spits out who's better.
What about IComparable? - Compare yourself with someone else
Have you been on FB recen...
String vs. StringBuilder
...ple to demonstrate the difference in speed when using String concatenation vs StringBuilder:
System.Diagnostics.Stopwatch time = new Stopwatch();
string test = string.Empty;
time.Start();
for (int i = 0; i < 100000; i++)
{
test += i;
}
time.Stop();
System.Console.WriteLine("Using String conc...
Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...可以传递小于4kb的数据），对这些数据的处理可以全部由开发者控制。
c）Android应用不需要运行就可以接收消息(通过Android广播)。
d）GCM不保证发送的消息的顺序，也不保证消息一定能够推送到手机。
3.2 GCM心跳策略以及存在...
Convert blob to base64
...(data) { if(data && data.Success) {}},
error: function(a,b,c){alert(c);}
});
}
'uint32_t' identifier not found error
...e Wikipedia page on the header, it hasn't shipped with Visual Studio until VS2010.
In the meantime, you could probably fake up your own version of the header by adding typedefs that map Microsoft's custom integer types to the types expected by C. For example:
typedef __int32 int32_t;
typedef unsi...
structure vs class in swift language
...ctive-C interoperability because Value Type was introduced in Swift.
[let vs var, class vs struct]
Choosing Between Structures and Classes
Types
Call by name vs call by value in Scala, clarification needed
.... A function can have multiple parameters which vary in their call-by-name vs call-by-value status. So it's not that a function is call-by-name or call-by-value, it's that each of its parameters may be pass-by-name or pass-by-value. Furthermore, "call-by-name" has nothing to do with names. => Int...