大约有 42,000 项符合查询结果（耗时：0.0670秒） [XML]
How is location accuracy measured in Android?
Does anyone know the proper interpretation of the accuracy measurements returned by getAccuracy()? For instance, are they calculated as:
...
When should a class be Comparable and/or Comparator?
I have seen classes which implement both Comparable and Comparator . What does this mean? Why would I use one over the other?
...
What is a patch in git version control?
I am new to both git and version control so I am trying to figure out what a patch is and how is it different from the rest of activities I do in git?
...
SQL JOIN vs IN performance?
I have a case where using a JOIN or an IN will give me the correct results... Which typically has better performance and why? How much does it depend on what database server you are running? (FYI I am using MSSQL)
...
How does the Google “Did you mean?” Algorithm work?
I've been developing an internal website for a portfolio management tool. There is a lot of text data, company names etc. I've been really impressed with some search engines ability to very quickly respond to queries with "Did you mean: xxxx".
...
What is a smart pointer and when should I use one?
What is a smart pointer and when should I use one?
14 Answers
14
...
How to add a Timeout to Console.ReadLine()?
I have a console app in which I want to give the user x seconds to respond to the prompt. If no input is made after a certain period of time, program logic should continue. We assume a timeout means empty response.
...
What are the differences between delegates and events?
What are the differences between delegates and an events? Don't both hold references to functions that can be executed?
12 ...
HTML Form: Select-Option vs Datalist-Option
I was wondering what the differences are between Select-Option and Datalist-Option. Is there any situation in which it would be better to use one or the other? An example of each follows:
...
convert a list of objects from one type to another using lambda expression
I have a foreach loop reading a list of objects of one type and producing a list of objects of a different type. I was told that a lambda expression can achieve the same result.
...