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Get name of current class?
...
import sys
def class_meta(frame):
class_context = '__module__' in frame.f_locals
assert class_context, 'Frame is not a class context'
module_name = frame.f_locals['__module__']
class_name = frame.f_code.co_name
...
Using AES encryption in C#
... }
cipher.Clear();
}
return Convert.ToBase64String(encrypted);
}
public static string Decrypt(string value, string password) {
return Decrypt<AesManaged>(value, password);
}
public static string Decrypt...
Pickle incompatibility of numpy arrays between Python 2 and 3
... this snippet. Hope this helps to clarify the compatibility issue.
import sys
with gzip.open('mnist.pkl.gz', 'rb') as f:
if sys.version_info.major > 2:
train_set, valid_set, test_set = pickle.load(f, encoding='latin1')
else:
train_set, valid_set, test_set = pickle.load(f...
How to find foreign key dependencies in SQL Server?
...hat can be used: https://docs.microsoft.com/en-us/sql/relational-databases/system-stored-procedures/sp-fkeys-transact-sql
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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...
Use dynamic_cast for converting pointers/references within an inheritance hierarchy.
Use static_cast for ordinary type conversions.
Use reinterpret_cast for low-level reinterpreting of bit patterns. Use with extreme caution.
Use const_cast fo...
How to prettyprint a JSON file?
...when I created this example image. It doesn't seem to be working now on my system as well.
– Shubham Chaudhary
Jan 30 '18 at 9:19
...
Sleeping in a batch file
... following sleep.py script and add it somewhere in your PATH:
import time, sys
time.sleep(float(sys.argv[1]))
It will allow sub-second pauses (for example, 1.5 sec, 0.1, etc.), should you have such a need. If you want to call it as sleep rather than sleep.py, then you can add the .PY extension to ...
Appending an element to the end of a list in Scala
...stant factors are ignored for asymptotic complexities. I think the List is converted to a ListBuffer, the element is appended, and the ListBuffer converted back (pretty much like String and StringBuilder in Java), but that's just a guess.
– Landei
Aug 9 '13 at ...
How to test if a string is basically an integer in quotes using Ruby
...> false
I don't agree with the solutions that provoke an exception to convert the string - exceptions are not control flow, and you might as well do it the right way. That said, my solution above doesn't deal with non-base-10 integers. So here's the way to do with without resorting to exception...
What is the perfect counterpart in Python for “while not EOF”
....
You can do the same with the stdin (no need to use raw_input():
import sys
for line in sys.stdin:
do_something()
To complete the picture, binary reads can be done with:
from functools import partial
with open('somefile', 'rb') as openfileobject:
for chunk in iter(partial(openfileobj...