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How can I check if a View exists in a Database?
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FOR SQL SERVER
IF EXISTS(select * FROM sys.views where name = '')
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How can I easily fixup a past commit?
... environment variable using set. Adjust this as needed for other operating systems.
Using this script I can implement precisely the 'fix broken sources, stage fixes, run git fixup ' workflow I asked for:
#!/usr/bin/env python
from subprocess import call
import sys
# Taken from http://stackoverflo...
Convert interface{} to int
... ok := val.(int) // Alt. non panicking version
The reason why you cannot convert an interface typed value are these rules in the referenced specs parts:
Conversions are expressions of the form T(x) where T is a type and x is an expression that can be converted to type T.
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A non-constant valu...
Which version of Python do I have installed?
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Python 2.5+:
python --version
Python 2.4-:
python -c 'import sys; print(sys.version)'
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How to print to console in pytest?
... write the output into a file to inspect it later, like
def test_good1(capsys):
for i in range(5):
print i
out, err = capsys.readouterr()
open("err.txt", "w").write(err)
open("out.txt", "w").write(out)
You can open the out and err files in a separate tab and let editor aut...
How to convert An NSInteger to an int?
...UInteger row = 100;
i > row // true, since the signed int is implicitly converted to an unsigned int
i > (int)row // false
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Where is my Django installation?
...ave difficulty finding where the Django source files are
located on your system, run the following command:
python -c "
import sys
sys.path = sys.path[1:]
import django
print(django.__path__)"
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Lambda expression to convert array/List of String to array/List of Integers
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You could create helper methods that would convert a list (array) of type T to a list (array) of type U using the map operation on stream.
//for lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return fro...
How to convert an int to string in C?
How do you convert an int (integer) to a string? I'm trying to make a function that converts the data of a struct into a string to save it in a file.
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Find all storage devices attached to a Linux machine [closed]
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/proc/partitions will list all the block devices and partitions that the system recognizes. You can then try using file -s <device> to determine what kind of filesystem is present on the partition, if any.
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