大约有 42,000 项符合查询结果（耗时：0.0283秒） [XML]
Python: fastest way to create a list of n lists
...None, n)]
It does not have to create a new int object in every iteration and is about 15 % faster on my machine.
Edit: Using NumPy, you can avoid the Python loop using
d = numpy.empty((n, 0)).tolist()
but this is actually 2.5 times slower than the list comprehension.
...
How to document a string type in jsdoc with limited possible values
...a number) but "number" is not assignable to "Int" without some coercion (a cast).
share
|
improve this answer
|
follow
|
...
How do I check if I'm running on Windows in Python? [duplicate]
I found the platform module but it says it returns 'Windows' and it's returning 'Microsoft' on my machine. I notice in another thread here on stackoverflow it returns 'Vista' sometimes.
...
Bundling data files with PyInstaller (--onefile)
...ying to build a one-file EXE with PyInstaller which is to include an image and an icon. I cannot for the life of me get it to work with --onefile .
...
How to get only the last part of a path in Python?
...s doesn't seem to work on Windows long paths, e.g., '\\\\?\\D:\\A\\B\\C\\' and '\\\\?\\UNC\\svr\\B\\C\\' (returns an empty string) This solution works for all cases.
– omasoud
Feb 7 at 17:54
...
What are major differences between C# and Java?
...es over Java, many of which, such as operator overloading and user-defined casts, are already familiar to the large community of C++ programmers.
• Event handling is a "first class citizen"—it is part of the language itself.
• Allows the definition of "structs", which are similar to clas...
Filling a DataSet or DataTable from a LINQ query result set
...ons.Generic.IEnumerable'. An explicit conversion exists (are you missing a cast?)
share
|
improve this answer
|
follow
|
...
How is Pythons glob.glob ordered?
...
It is probably not sorted at all and uses the order at which entries appear in the filesystem, i.e. the one you get when using ls -U. (At least on my machine this produces the same order as listing glob matches).
...
How to override equals method in Java
...People or a childclass
People thatPeople = (People)that; // than we can cast it to People safely
return this.name.equals(thatPeople.name) && this.age == thatPeople.age;// if they have the same name and same age, then the 2 objects are equal unless they're pointing to different memory a...
Is it worth hashing passwords on the client side
...lain text passwords is certainly also able to listen for hashed passwords, and use these captured hashes him/herself to authenticate against your server.
For this matter, more secure authentication protocols usually jump through a number of hoops in order to make sure, that such a replay attack can...