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Dynamic LINQ OrderBy on IEnumerable / IQueryable
I found an example in the VS2008 Examples for Dynamic LINQ that allows you to use a sql-like string (e.g. OrderBy("Name, Age DESC")) for ordering. Unfortunately, the method included only works on IQueryable<T> . Is there any way to get this functionality on IEnumerable<T> ?
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What's the better (cleaner) way to ignore output in PowerShell? [closed]
...ommand {$(1..1000) | ?{$_ -is [int]} > $null}
TotalMilliseconds : 12.8527
Here again Out-Null has about a 60% overhead. While > $null has an overhead of about 4%. The numbers here varied a bit from test to test (I ran each about 5 times and picked the middle ground). But I think it shows...
Why CancellationToken is separate from CancellationTokenSource?
... design allows the two
key operations (initiating a cancellation request vs. observing and
responding to cancellation) to be cleanly separated. In particular,
methods that take only a CancellationToken can observe a cancellation
request but cannot initiate one.
Link: .NET 4 Cancellation Fr...
Is there a concise way to iterate over a stream with indices in Java 8?
... work. You can't have different segments of a pipeline running in parallel vs sequential. Only the last of parallel or sequential is honored when the terminal operation commences.
– Stuart Marks
Aug 15 '14 at 22:03
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How can I determine the direction of a jQuery scroll event?
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Check current scrollTop vs previous scrollTop
var lastScrollTop = 0;
$(window).scroll(function(event){
var st = $(this).scrollTop();
if (st > lastScrollTop){
// downscroll code
} else {
// upscroll code
}
lastScrollT...
Is .NET/Mono or Java the better choice for cross-platform development? [closed]
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– Kjetil Ødegaard
Mar 9 '09 at 11:27
21
@Kjetil: Mono is not an MS product.
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Can you “ignore” a file in Perforce?
...
community wiki
21 revs, 2 users 98%Colonel Panic
2
...
What is the difference between call and apply?
...ly. I can't tell you exactly why.
See jsPerf, http://jsperf.com/test-call-vs-apply/3
[UPDATE!]
Douglas Crockford mentions briefly the difference between the two, which may help explain the performance difference... http://youtu.be/ya4UHuXNygM?t=15m52s
Apply takes an array of arguments, while C...
Why start an ArrayList with an initial capacity?
...aranteed to run in O(1).
1000000 + 1000000 = 2000000 operations
Java vs C#
Java is as above, starting at 10 and increasing each resize at 50% + 1. C# starts at 4 and increases much more aggressively, doubling at each resize. The 1000000 adds example from above for C# uses 3097084 operations.
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What is the difference between a URI, a URL and a URN?
...
Jon SkeetJon Skeet
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