大约有 42,000 项符合查询结果(耗时:0.0447秒) [XML]

https://stackoverflow.com/ques... 

Calendar returns wrong month [duplicate]

... Months are indexed from 0 not 1 so 10 is November and 11 will be December. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Unique (non-repeating) random numbers in O(1)?

I'd like to generate unique random numbers between 0 and 1000 that never repeat (i.e. 6 doesn't show up twice), but that doesn't resort to something like an O(N) search of previous values to do it. Is this possible? ...
https://stackoverflow.com/ques... 

Practical usage of setjmp and longjmp in C

Can anyone explain me where exactly setjmp() and longjmp() functions can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases. ...
https://stackoverflow.com/ques... 

Python SQL query string formatting

...bugging my application I'd like to log to file all the sql query strings, and it is important that the string is properly formated. ...
https://stackoverflow.com/ques... 

How to prevent robots from automatically filling up a form?

...attacks) way of solving anti-spam is tracking the time between form-submit and page-load. Bots request a page, parse the page and submit the form. This is fast. Humans type in a URL, load the page, wait before the page is fully loaded, scroll down, read content, decide wether to comment/fill in th...
https://stackoverflow.com/ques... 

Differences between strong and weak in Objective-C

...eference to it. Once that is no longer the case, the object gets destroyed and your weak property will automatically get set to nil. The most frequent use cases of weak references in iOS are: delegate properties, which are often referenced weakly to avoid retain cycles, and subviews/controls of a ...
https://stackoverflow.com/ques... 

UnboundLocalError on local variable when reassigned after first use

The following code works as expected in both Python 2.5 and 3.0: 12 Answers 12 ...
https://stackoverflow.com/ques... 

What's the difference between Require.js and simply creating a element in the DOM? [closed]

...e farther from the truth. It definitely has a steep learning curve for you and anyone else who will come to work in that project. – Sahat Yalkabov Sep 30 '13 at 3:06 3 ...
https://stackoverflow.com/ques... 

Why not use always android:configChanges=“keyboardHidden|orientation”?

I was wondering why not use android:configChanges="keyboardHidden|orientation" in every (almost every ;)) activity? ...
https://stackoverflow.com/ques... 

How to overcome root domain CNAME restrictions?

...rd with CNAMEs. Use them when renaming hosts, but plan to get rid of them (and inform your users). Some DNS hosts provide a way to get CNAME-like functionality at the zone apex (the root domain level, for the naked domain name) using a custom record type. Such records include, for example: ALIAS...