大约有 46,000 项符合查询结果（耗时：0.0655秒） [XML]
Skip Git commit hooks
...'m looking at a git hook which looks for print statements in Python code. If a print statement is found, it prevents the git commit.
...
How can I remove a flag in C?
... @Dennis I thought XOR would work to remove an already set flag. notification.sound ^= Notification.DEFAULT_SOUND;
– likejudo
Apr 14 '14 at 9:56
...
What is base 64 encoding used for?
...ry you could do base-80 encoding or something similar, but it would be significantly harder. Powers of two are natural bases for binary.)
– Jon Skeet
Oct 14 '08 at 15:08
13
...
How can I find the length of a number?
...ake its absolute value and adjust the sign afterwards.
Update for ES2015
Now that Math.log10 is a thing, you can simply write
const len = Math.ceil(Math.log10(num + 1));
share
|
improve this ans...
jQuery checkbox event handling
...ence to the checkbox
if (this.checked) {
// the checkbox is now checked
} else {
// the checkbox is now no longer checked
}
});
share
|
improve this answer
...
How do you get the index of the current iteration of a foreach loop?
...ns Jim's position. All you need to do is number each element in order. Specifically, you can achieve this by incrementing a count while you iterate, or you could generate a list of integers with the same length and then zip them (as in Python's zip function).
– jpmc26
...
CSS selector with period in ID
...
@Anthony: There isn't a specific reason to put a period in an HTML id attribute. I guess sometimes authors just want to? Maybe in some cases it could be bleed over from the underlying implementation systems that might use periods in the server-side code...
Any reason to prefer getClass() over instanceof when generating .equals()?
...
If you use instanceof, making your equals implementation final will preserve the symmetry contract of the method: x.equals(y) == y.equals(x). If final seems restrictive, carefully examine your notion of object equivalence to ...
What is memory fragmentation?
...---
| |
----------------------------------
Now, allocate some of it (5 allocations):
----------------------------------
|aaaabbccccccddeeee |
----------------------------------
Now, free the first four allocations but not the fifth:
---------------------...
How do I update the notification text for a foreground service in Android?
...have a foreground service setup in Android. I would like to update the notification text. I am creating the service as shown below.
...