大约有 42,000 项符合查询结果(耗时:0.0563秒) [XML]

https://stackoverflow.com/ques... 

Is asynchronous jdbc call possible?

I wonder if there is a way to make asynchronous calls to a database? 16 Answers 16 ...
https://stackoverflow.com/ques... 

Programmatically add custom event in the iPhone Calendar

Is there any way to add iCal event to the iPhone Calendar from the custom App? 11 Answers ...
https://stackoverflow.com/ques... 

Why do access tokens expire?

...le API and OAuth2. When the client authorizes my app I am given a "refresh token" and a short lived "access token". Now every time the access token expires, I can POST my refresh token to Google and they will give me a new access token. ...
https://stackoverflow.com/ques... 

how to unit test file upload in django

... From Django docs on Client.post: Submitting files is a special case. To POST a file, you need only provide the file field name as a key, and a file handle to the file you wish to upload as a value. For example: c = Client() with open('wishlist.doc') as fp: c.post('/customers/wishes/', ...
https://stackoverflow.com/ques... 

Why .NET String is immutable? [duplicate]

...larly, the fact that aliasing can't produce changes (if x and y both refer to the same object a change to x entails a change to y) allows for considerable compiler optimisations. Memory-saving optimisations are also possible. Interning and atomising being the most obvious examples, though we can do ...
https://stackoverflow.com/ques... 

Technically, why are processes in Erlang more efficient than OS threads?

... There are several contributing factors: Erlang processes are not OS processes. They are implemented by the Erlang VM using a lightweight cooperative threading model (preemptive at the Erlang level, but under the control of a cooperatively scheduled runtime)...
https://stackoverflow.com/ques... 

Using Font Awesome icon for bullet points, with a single list item element

We'd like to be able to use a Font Awesome ( http://fortawesome.github.com/Font-Awesome/ ) icon as a bullet point for unordered lists in a CMS. ...
https://stackoverflow.com/ques... 

How to paste over without overwriting register

Does anyone know of a way to paste over a visually selected area without having the selection placed in the default register? ...
https://stackoverflow.com/ques... 

C++ “virtual” keyword for functions in derived classes. Is it necessary?

...always using virtual because "some compilers" issue warnings if you don't. Too bad they don't mention any examples of such compilers. – Sergei Tachenov Feb 4 '11 at 7:07 ...
https://stackoverflow.com/ques... 

Javascript object Vs JSON

I want to understand the basic differences clearly between Javascript object and JSON string. 5 Answers ...