大约有 42,000 项符合查询结果（耗时：0.0546秒） [XML]
Is it safe to ignore the possibility of SHA collisions in practice?
Let's say we have a billion unique images, one megabyte each.
We calculate the SHA-256 hash for the contents of each file.
The possibility of collision depends on:
...
How to replace all dots in a string using JavaScript
I want to replace all the occurrences of a dot( . ) in a JavaScript string
15 Answers
...
Are there any JavaScript static analysis tools? [closed]
I'm used to having my compiler complain when I do something stupid like a typo on a variable name but JavaScript has a habit of letting this pass.
...
How do I break out of nested loops in Java?
I've got a nested loop construct like this:
35 Answers
35
...
Releasing memory in Python
I have a few related questions regarding memory usage in the following example.
4 Answers
...
What is this weird colon-member (“ : ”) syntax in the constructor?
Recently I've seen an example like the following:
12 Answers
12
...
Using Case/Switch and GetType to determine the object [duplicate]
If you want to switch on a type of object, what is the best way to do this?
10 Answers
...
How do you convert a time.struct_time object into a datetime object?
How do you convert a Python time.struct_time object into a datetime.datetime object?
3 Answers
...
Is there some way to PUSH data from web server to browser?
Of course I am aware of Ajax, but the problem with Ajax is that the browser should poll the server frequently to find whether there is new data. This increases server load.
...
Switch on ranges of integers in JavaScript [duplicate]
I want to do something like this
9 Answers
9
...