大约有 6,800 项符合查询结果(耗时:0.0219秒) [XML]

https://stackoverflow.com/ques... 

Should I use SVN or Git? [closed]

...f an answer I made of some duplicate question since then deleted about Git vs. SVN (September 2009). Better? Aside from the usual link WhyGitIsBetterThanX, they are different: one is a Central VCS based on cheap copy for branches and tags the other (Git) is a distributed VCS based on a graph of re...
https://stackoverflow.com/ques... 

Why switch is faster than if

... tableswitch vs loopuswitch: stackoverflow.com/questions/10287700/… – Ciro Santilli 郝海东冠状病六四事件法轮功 Jun 24 '15 at 16:35 ...
https://stackoverflow.com/ques... 

Pointer expressions: *ptr++, *++ptr and ++*ptr

...H'++? If you said 'I', you've forgotten (already!) our discussion of value vs. side effect with postfix increment. Remember, 'H'++ evaluates to the current value of 'H'. So that first printf() is going to print 'H'. Then, as a side effect, that 'H' is going to be incremented to 'I'. The second print...
https://stackoverflow.com/ques... 

What is the use of interface constants?

...14159; public static final double PLANCK_CONSTANT = 6.62606896e-34; } vs public interface Constants { double PI = 3.14159; double PLANCK_CONSTANT = 6.62606896e-34; } Same usage. Much less code. Bad practice? I think @Pascal Thivent 's answer has the wrong emphasis, here is my version ...
https://stackoverflow.com/ques... 

multiprocessing.Pool: When to use apply, apply_async or map?

... Regarding apply vs map: pool.apply(f, args): f is only executed in ONE of the workers of the pool. So ONE of the processes in the pool will run f(args). pool.map(f, iterable): This method chops the iterable into a number of chunks which it...
https://stackoverflow.com/ques... 

Generate a heatmap in MatPlotLib using a scatter data set

...iddle of a side, only the ratio is smaller (2/sqrt(3) ≈ 1.15 for hexagon vs. sqrt(2) ≈ 1.41 for square). The only shape where the distance from the center to every point on the border is equal is the circle. – Jaan May 25 '14 at 18:46 ...
https://stackoverflow.com/ques... 

Good or bad practice? Initializing objects in getter

... for Developing Class Libraries at http://msdn.microsoft.com/en-US/library/vstudio/ms229042.aspx Regarding Lazy<T> The generic Lazy<T> class was created exactly for what the poster wants, see Lazy Initialization at http://msdn.microsoft.com/en-us/library/dd997286(v=vs.100).aspx. If you h...
https://stackoverflow.com/ques... 

How should I have explained the difference between an Interface and an Abstract class?

...ic Method 1.3.1. Java Interface Static Method, code example, static method vs default method 1.3.2. Important points about java interface static method: 1.4 Java Functional Interfaces 1.1.1. Abstract classes versus interfaces in Java 8 Java 8 interface changes include static methods and default ...
https://stackoverflow.com/ques... 

What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA

... Data Mapper vs Table Data Gateway To make a long story short: the Data Mapper will receive the Domain Model object(Entity) as param and will use it to implement the CRUD operations the Table Data Gateway will receives all the params(as p...
https://stackoverflow.com/ques... 

Why are mutable structs “evil”?

...and then change the copy. To my mind, the big problem with the value-type vs class distinction is the use of the "." operator for two purposes. If I had my druthers, classes could support both "." and "->" for methods and properties, but the normal semantics for "." properties would be to creat...