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Get __name__ of calling function's module in Python
...
Confronted with a similar problem, I have found that sys._current_frames() from the sys module contains interesting information that can help you, without the need to import inspect, at least in specific use cases.
>>> sys._current_frames()
{4052: <frame object at ...
SQL DROP TABLE foreign key constraint
... could use this SQL (if you're on SQL Server 2005 and up):
SELECT *
FROM sys.foreign_keys
WHERE referenced_object_id = object_id('Student')
and if there are any, with this statement here, you could create SQL statements to actually drop those FK relations:
SELECT
'ALTER TABLE [' + OBJECT_...
Lock Escalation - What's happening here?
...t)
EXEC('INSERT INTO dbo.Tmp_Test (ID, Col1, Col2)
SELECT ID, CONVERT(nvarchar(10), Col1), Col2 FROM dbo.Test WITH (HOLDLOCK TABLOCKX)')
GO
DROP TABLE dbo.Test
GO
EXECUTE sp_rename N'dbo.Tmp_Test', N'Test', 'OBJECT'
GO
ALTER TABLE dbo.Test ADD CONSTRAINT
PK_Test PRIMARY KEY CLUSTER...
Capture keyboardinterrupt in Python without try-except
...le signal, and wait forever using a threading.Event:
import signal
import sys
import time
import threading
def signal_handler(signal, frame):
print('You pressed Ctrl+C!')
sys.exit(0)
signal.signal(signal.SIGINT, signal_handler)
print('Press Ctrl+C')
forever = threading.Event()
forever.wai...
How to convert a string to integer in C?
I am trying to find out if there is an alternative way of converting string to integer in C.
12 Answers
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How to convert a string of bytes into an int?
How can I convert a string of bytes into an int in python?
12 Answers
12
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Change Schema Name Of Table In SQL
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Create Schema :
IF (NOT EXISTS (SELECT * FROM sys.schemas WHERE name = 'exe'))
BEGIN
EXEC ('CREATE SCHEMA [exe] AUTHORIZATION [dbo]')
END
ALTER Schema :
ALTER SCHEMA exe
TRANSFER dbo.Employees
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Use 'import module' or 'from module import'?
...r foo._qux.
Now let’s see when we do import X.Y:
>>> import sys
>>> import os.path
Check sys.modules with name os and os.path:
>>> sys.modules['os']
<module 'os' from '/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/os.pyc'>
>>&g...
Convert base-2 binary number string to int
I'd simply like to convert a base-2 binary number string into an int, something like this:
8 Answers
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Converting a double to an int in C#
In our code we have a double that we need to convert to an int.
5 Answers
5
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