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Explicitly calling a default method in Java
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How can I preview a merge in git?
... much easier and less error prone (and therefore much less risky) than the top solution which proposes "merge then abort".
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What is the difference between async.waterfall and async.series
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Import module from subfolder
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Do the parentheses after the type name make a difference with new?
...lass type)
(This answer incorporates conceptual changes in C++11 that the top answer currently does not; notably, a new scalar or POD instance that would end up an with indeterminate value is now technically now default-initialized (which, for POD types, technically calls a trivial default construc...
How can I split and parse a string in Python?
...a703454']
This splits the string at every underscore. If you want it to stop after the first split, use "2.7.0_bf4fda703454".split("_", 1).
If you know for a fact that the string contains an underscore, you can even unpack the LHS and RHS into separate variables:
In [8]: lhs, rhs = "2.7.0_bf4fda...
Calculate a Running Total in SQL Server
...e's a little trick (found it here - http://www.sqlservercentral.com/Forums/Topic802558-203-21.aspx#bm981258) - you just check current and previous ord and use 1/0 assignment in case they are different from what you expecting:
declare @total int, @ord int
select @total = 0, @ord = -1
update #t set...
“find: paths must precede expression:” How do I specify a recursive search that also finds files in
...est.c'
Note the single quotes around your file expression -- these will stop the shell (bash) expanding your wildcards.
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How can I replace a newline (\n) using sed?
... tr was a great idea, and your overall coverage makes for a top-quality answer.
– New Alexandria
Jan 6 '13 at 17:57
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What is the purpose of the var keyword and when should I use it (or omit it)?
...ind x, only then does it creates x property on a global object (which is a top level object in a scope chain).
Now, notice that it doesn't declare a global variable, it creates a global property.
The difference between the two is subtle and might be confusing unless you understand that variable d...