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Is there a way to list open transactions on SQL Server 2000 database?
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For all databases query sys.sysprocesses
SELECT * FROM sys.sysprocesses WHERE open_tran = 1
For the current database use:
DBCC OPENTRAN
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What is the python “with” statement designed for?
...inal working directory
Here's another example that temporarily redirects sys.stdin, sys.stdout and sys.stderr to some other file handle and restores them later:
from contextlib import contextmanager
import sys
@contextmanager
def redirected(**kwds):
stream_names = ["stdin", "stdout", "stderr...
How can I get column names from a table in SQL Server?
...lso do it by a SQL query. Some thing like this should help:
SELECT * FROM sys.columns WHERE object_id = OBJECT_ID('dbo.yourTableName')
Or a variation would be:
SELECT o.Name, c.Name
FROM sys.columns c
JOIN sys.objects o ON o.object_id = c.object_id
WHERE o.type = 'U'
ORDER ...
How to create id with AUTO_INCREMENT on Oracle?
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SYS_GUID returns a GUID-- a globally unique ID. A SYS_GUID is a RAW(16). It does not generate an incrementing numeric value.
If you want to create an incrementing numeric key, you'll want to create a sequence.
CREATE SE...
How to get a reference to a module inside the module itself?
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import sys
current_module = sys.modules[__name__]
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How to convert List to List?
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Using Linq:
var intList = stringList.Select(s => Convert.ToInt32(s)).ToList()
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How might I convert a double to the nearest integer value?
How do you convert a double into the nearest int?
8 Answers
8
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Python: reload component Y imported with 'from X import Y'?
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from modulename import func
import importlib, sys
importlib.reload(sys.modules['modulename'])
from modulename import func
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Measuring function execution time in R
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Another possible way of doing this would be to use Sys.time():
start.time <- Sys.time()
...Relevent codes...
end.time <- Sys.time()
time.taken <- end.time - start.time
time.taken
Not the most elegant way to do it, compared to the answere above , but definitely a w...
Converting an integer to a string in PHP
Is there a way to convert an integer to a string in PHP?
14 Answers
14
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