大约有 45,000 项符合查询结果（耗时：0.0605秒） [XML]
How to generate a random alpha-numeric string?
...s in their standard format take a lot of space: 36 characters for only 122 bits of entropy. (Not all bits of a "random" UUID are selected randomly.) A randomly chosen alphanumeric string packs more entropy in just 21 characters.
UUIDs are not flexible; they have a standardized structure and layout....
How to initialize a private static const map in C++?
...
10 Answers
10
Active
...
Is it possible to declare two variables of different types in a for loop?
...
for (auto p = std::make_pair(5, std::string("Hello World")); p.first < 10; ++p.first) {
std::cout << p.second << std::endl;
}
std::make_pair will return the two arguments in a std::pair. The elements can be accessed with .first and .second.
For more than two objects, you'll n...
Get the _id of inserted document in Mongo database in NodeJS
...
10 Answers
10
Active
...
How to link godaddy domain with AWS Elastic Beanstalk environment?
...
105
No need to create a CNAME or do any forwarding - this is bad from the point of SEO and not rec...
Use numpy array in shared memory for multiprocessing
...()
logger.setLevel(logging.INFO)
# create shared array
N, M = 100, 11
shared_arr = mp.Array(ctypes.c_double, N)
arr = tonumpyarray(shared_arr)
# fill with random values
arr[:] = np.random.uniform(size=N)
arr_orig = arr.copy()
# write to arr from different proce...
How do I get the path and name of the file that is currently executing?
...Cees Timmerman
11.7k44 gold badges7575 silver badges102102 bronze badges
answered Dec 23 '09 at 20:33
user13993user13993
5,83122 g...
How do I change the working directory in Python?
...
answered Jan 10 '09 at 20:41
Michael LabbéMichael Labbé
10.4k44 gold badges2525 silver badges3232 bronze badges
...
How do I use Node.js Crypto to create a HMAC-SHA1 hash?
...ingSafeEqual(Buffer.from(a), Buffer.from(b)): stackoverflow.com/questions/31095905/…
– baptx
Aug 2 '19 at 15:19
1
...
Delete column from pandas DataFrame
...s McKinney
75.8k2525 gold badges129129 silver badges104104 bronze badges
27
...