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Reference alias (calculated in SELECT) in WHERE clause
...reditTotal) > 0;
I prefer the latter. If the expression is extremely complex (or costly to calculate) you should probably consider a computed column (and perhaps persisted) instead, especially if a lot of queries refer to this same expression.
PS your fears seem unfounded. In this simple exam...
How can I find out if I have Xcode commandline tools installed?
...xcodebuild -version
will give you the xcode version, run it via Terminal command
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How to POST raw whole JSON in the body of a Retrofit request?
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Finding local IP addresses using Python's stdlib
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How to replace all occurrences of a string?
... seem to be the case anymore in modern browsers.
Benchmark: https://jsperf.com/replace-all-vs-split-join
Conclusion: If you have a performance critical use case (e.g processing hundreds of strings), use the Regexp method. But for most typical use cases, this is well worth not having to worry about s...
Help with C# generics error - “The type 'T' must be a non-nullable value type”
...lt;T>
(Nullable<T> a, Nullable<T> b) where T : struct, IComparable
Otherwise C# will try to work out what Nullable<T> means, and realise that it doesn't already have the constraint required by Nullable<T> itself. In other words, you could try to call:
CoalesceMax<...
T-SQL get SELECTed value of stored procedure
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Disable messages upon loading a package
...nce the output of my R script is being used for further analysis I want to completely disable all of this output. How do I do that? Furthermore, I'd prefer to do it without having to modify ROCR at all, so that future users of this script don't have to do that either.
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What is “function*” in JavaScript?
...is experimentally implementing proposed language changes to help steer the committee. Dave works closely with Brendan Eich, Mozilla's CTO (I think), and the original JavaScript designer.
You can find more detail on the EcmaScript working group wiki: http://wiki.ecmascript.org/doku.php?id=harmony:gen...