大约有 30,000 项符合查询结果（耗时：0.0316秒） [XML]
Likelihood of collision using most significant bits of a UUID in Java
...tation, the static method UUID.randomUUID() generates a type 4 UUID.
This means that six bits are used for some type information and the remaining 122 bits are assigned randomly.
The six non-random bits are distributed with four in the most significant half of the UUID and two in the least signifi...
Set select option 'selected', by value
...alue of the selected attribute can be an empty string or selected. Did you mean .prop()?
– rink.attendant.6
Sep 17 '13 at 17:37
2
...
How to obtain a Thread id in Python?
...plicit to the thread, which is the pattern: Thread-number
The name has no meaning and the name don't have to be unique. The ident of all running threads is unique.
import threading
def worker():
print(threading.current_thread().name)
print(threading.get_ident())
threading.Thread(target...
Two color borders
...
If by "embossing" you mean two borders around each other with two different colours, there is the outline property (outline-left, outline-right....) but it is poorly supported in the IE family (namely, IE6 and 7 don't support it at all). If you ne...
How can I generate a unique ID in Python? [duplicate]
...
is there something wrong with generating unique ID's by means of a counter? this is a common practice in databse design.
– SingleNegationElimination
Jul 31 '09 at 17:30
...
Creating Multifield Indexes in Mongoose / MongoDB
...
what is the meaning of the 1 after field1: and field2: ?
– Damon Yuan
Oct 26 '15 at 5:04
9
...
How to round an image with Glide library?
...
Instead of .centerCrop() you probably mean .circleCrop()
– Thanasis Kapelonis
May 30 at 22:29
|
show 8 ...
How to hide a in a menu with CSS?
...oesn't follow the specs. IMO: If there are no other solutions, then by all means use a hack. But if you can follow the spec and solve your problem, why wouldn't you? It helps your code to play nice with others and helps to strengthen the spec.
– Luke
Jun 26 '14...
Modifying location.hash without page scrolling
...hat you're appending the fx div before deleting the target node's id. That means there's an instant in which there are duplicate ID's in the document. Seems like a potential issue, or at least bad manners ;)
– Ben
Jun 18 '12 at 20:34
...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...ft part is an object instance, you use ->. Otherwise, you use ::.
This means that -> is mostly used to access instance members (though it can also be used to access static members, such usage is discouraged), while :: is usually used to access static members (though in a few special cases, it...