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How to avoid “if” chains?
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You can use an && (logic AND):
if (executeStepA() && executeStepB() && executeStepC()){
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}
executeThisFunctionInAnyCase();
this will satisfy both of your requirements:
executeStep<X>() should evaluate only if the pre...
Cannot drop database because it is currently in use
...E'
DECLARE @SQL varchar(max)
SELECT @SQL = COALESCE(@SQL,'') + 'Kill ' + Convert(varchar, SPId) + ';'
FROM MASTER..SysProcesses
WHERE DBId = DB_ID(@DatabaseName) AND SPId <> @@SPId
--SELECT @SQL
EXEC(@SQL)
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How do I calculate square root in Python?
...int division by default,
from __future__ import division
Or, you could convert 1 or 2 of 1/2 into a floating point value.
sqrt = x**(1.0/2)
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How to use glyphicons in bootstrap 3.0
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Bootply Migration save a lot of time converting code to TWB 3. Very useful, @Michael / Buhake-Sindi.
– Fernando Kosh
Oct 23 '13 at 2:05
a...
How do lexical closures work?
.... This is exactly the problem, though - in this environment, i is mutated, and the closures all refer to the same i.
Here is the best solution I can come up with - create a function creater and invoke that instead. This will force different environments for each of the functions created, with a dif...
Printing leading 0's in C?
...i, o, u, x, X, a, A, e,
E, f, F, g, and G conversions, the converted value is padded on
the left with zeros rather than blanks. If the 0 and - flags
both appear, the 0 flag is ignored. If a precision is given
with a numeric c...
'Contains()' workaround using Linq to Entities?
... the where clause, using the Silverlight ADO.Net Data Services client api (and therefore Linq To Entities). Does anyone know of a workaround to Contains not being supported?
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Duplicate AssemblyVersion Attribute
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When converting an older project to .NET Core, most of the information that was in the AssemblyInfo.cs can now be set on the project itself. Open the project properties and select the Package tab to see the new settings.
The ...
Understanding events and event handlers in C#
I understand the purpose of events, especially within the context of creating user interfaces. I think this is the prototype for creating an event:
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Find string between two substrings [duplicate]
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Just converting the OP's own solution into an answer:
def find_between(s, start, end):
return (s.split(start))[1].split(end)[0]
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