大约有 40,000 项符合查询结果(耗时:0.0521秒) [XML]

https://stackoverflow.com/ques... 

How to change the decimal separator of DecimalFormat from comma to dot/point?

... Side note: NumberFormat.getNumberInstance() can run unusually slowly on some Android 7 devices. An alternative is String.format() which runs quickly. See stackoverflow.com/questions/2379221/java-currency-number-format – Mr-IDE Oct 16 '17 at 5:...
https://stackoverflow.com/ques... 

Build vs new in Rails 3

...ng a new Client object from the clients collection, and so it can automatically set the firm_id to some_firm.id, whereas the docs are calling Client.new which has no knowledge of any Firm's id at all, so it needs the firm_id passed to it. The only difference between some_firm.clients.new and some_f...
https://stackoverflow.com/ques... 

Close and Dispose - which to call?

...and Dispose in the case of SqlConnectionObject is: An application can call Close more than one time. No exception is generated. If you called Dispose method SqlConnection object state will be reset. If you try to call any method on disposed SqlConnection object, you will receive...
https://stackoverflow.com/ques... 

Calculating how many minutes there are between two times

...s', this will return only the minutes of timespan [0~59], to return sum of all minutes from this interval, just use 'span.TotalMinutes'. share | improve this answer | follow ...
https://stackoverflow.com/ques... 

What does an exclamation mark mean in the Swift language?

...pple have chosen to declare the types as implicitly unwrapped, making the calling code more convenient, but less safe. Perhaps Apple might comb through their frameworks in the future, removing the uncertainty of implicitly unwrapped ("probably never nil") parameters and replacing them with optional...
https://stackoverflow.com/ques... 

How do disable paging by swiping with finger in ViewPager but still be able to swipe programmaticall

...tem(3); . But, I want to disable the paging by swiping with finger horizontally. Thus, the paging is done ONLY by clicking on the buttons. So, how I can disable the swiping with finger? ...
https://stackoverflow.com/ques... 

How do I view an older version of an SVN file?

...lyMunky Try svn cat | vim -. If vim's syntax highlighting doesn't automatically kick in, do :set syntax=java (or whichever language). – John Kugelman Nov 27 '12 at 4:10 1 ...
https://stackoverflow.com/ques... 

C++11 range based loop: get item by value or reference to const

... @racarate: I cannot comment on the overall speed, and I think nobody can, without profiling it first. Frankly, I wont base my choice on the speed, rather the clarity of the code. If I want immutability, I'd use const for sure. However, whether it would be auto co...
https://stackoverflow.com/ques... 

Calculate distance between two latitude-longitude points? (Haversine formula)

...a that the Wikipedia article uses? Is it more efficient and/or more numerically stable? – musiphil Dec 20 '12 at 3:47 ...
https://stackoverflow.com/ques... 

How do I set the default font size in Vim?

...ault settings for my GUI with Vim. I already made research on the web, but all the solutions I found and tried did not work. ...