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Active Record - Find records which were created_at before today
... This produces "created_at" BETWEEN $1 AND $2 [["created_at", "4713-01-01 BC"], ["created_at", "2020-03-31 21:43:28.113759"]]
– Pavel Chuchuva
Apr 2 at 21:46
add a co...
Commit changes to a different branch than the currently checked out branch with subversion
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3 Answers
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Understanding Python's “is” operator
... True. x and y are two separate lists:
x[0] = 4
print(y) # prints [1, 2, 3]
print(x == y) # prints False
If you use the id() function you'll see that x and y have different identifiers:
>>> id(x)
4401064560
>>> id(y)
4401098192
but if you were to assign y to x then both po...
Most lightweight way to create a random string and a random hexadecimal number
What is the most lightweight way to create a random string of 30 characters like the following?
13 Answers
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How to convert float to varchar in SQL Server
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edited Aug 3 '17 at 13:14
Michael Currie
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Adding command line options to CMake
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answered May 14 '11 at 7:30
beduinbeduin
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Prevent strace from abbreviating arguments?
... strace is abbreviating the arguments to execve (I see "..." after about 30 characters), preventing me from getting any useful information. How can I get the full text of each argument?
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Create an empty list in python with certain size
...creates a list from [0, 1, 2, ... x-1]
# 2.X only. Use list(range(10)) in 3.X.
>>> l = range(10)
>>> l
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
Using a function to create a list:
>>> def display():
... s1 = []
... for i in range(9): # This is just to tell you how to crea...
How to drop rows of Pandas DataFrame whose value in a certain column is NaN
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answered Nov 16 '12 at 9:34
eumiroeumiro
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Suppress warning messages using mysql from within Terminal, but password written in bash script
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edited Jan 25 '16 at 23:41
Giacomo1968
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ans...