大约有 47,000 项符合查询结果(耗时:0.0694秒) [XML]

https://stackoverflow.com/ques... 

Code for decoding/encoding a modified base64 URL

... | edited Aug 4 '09 at 21:36 answered Aug 4 '09 at 17:06 ...
https://stackoverflow.com/ques... 

RootViewController Switch Transition Animation

... block: [UIView transitionWithView:self.window duration:0.5 options:UIViewAnimationOptionTransitionFlipFromLeft animations:^{ self.window.rootViewController = newViewController; } completion:nil]; ...
https://stackoverflow.com/ques... 

Java rounding up to an int using Math.ceil

Why does it still return 4? 157/32 = 4.90625 , I need to round up, I've looked around and this seems to be the right method. ...
https://stackoverflow.com/ques... 

How to show SQL queries run in the Rails console?

... | edited Jul 25 '18 at 0:36 morhook 48455 silver badges1515 bronze badges answered May 29 '10 at 17:4...
https://stackoverflow.com/ques... 

How do I test if a variable is a number in Bash?

... One approach is to use a regular expression, like so: re='^[0-9]+$' if ! [[ $yournumber =~ $re ]] ; then echo "error: Not a number" >&2; exit 1 fi If the value is not necessarily an integer, consider amending the regex appropriately; for instance: ^[0-9]+([.][0-9]+)?$ ....
https://stackoverflow.com/ques... 

Algorithm to find Largest prime factor of a number

... very fast in general. The best known method for factoring numbers up to 100 digits long is the Quadratic sieve. As a bonus, part of the algorithm is easily done with parallel processing. Yet another algorithm I've heard of is Pollard's Rho algorithm. It's not as efficient as the Quadratic Sieve i...
https://stackoverflow.com/ques... 

What does the [Flags] Enum Attribute mean in C#?

...ght expect in bitwise operations, because by default the values start with 0 and increment. Incorrect declaration: [Flags] public enum MyColors { Yellow, // 0 Green, // 1 Red, // 2 Blue // 3 } The values, if declared this way, will be Yellow = 0, Green = 1, Red = 2, B...
https://stackoverflow.com/ques... 

Get distance between two points in canvas

...| edited Mar 18 '18 at 19:06 Tony L. 11.9k55 gold badges5858 silver badges5959 bronze badges answered Ja...
https://stackoverflow.com/ques... 

Getting rid of all the rounded corners in Twitter Bootstrap

I love Twitter Bootstrap 2.0 - I love how it's such a complete library... but I want to make a global modification for a very boxy-not-round site, which is to get rid of all the rounded corners in Bootstrap... ...
https://stackoverflow.com/ques... 

How to ISO 8601 format a Date with Timezone Offset in JavaScript?

... 10 Answers 10 Active ...