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c# Programming Glossary: averageOrder of LINQ extension methods does not affect performance? http://stackoverflow.com/questions/10110013/order-of-linq-extension-methods-does-not-affect-performance 00 00 03.6833079 FirstOrDefault after 00 00 03.1675611 average after 3.2422647 before 3.3648149 all seconds I would have guessed..
Should we use “workstation” garbage collection or “server” garbage collection? http://stackoverflow.com/questions/1707240/should-we-use-workstation-garbage-collection-or-server-garbage-collection stay out of the way but as a result is less efficient on average. The server mode is intended for applications where each job.. So in this case the hope is that GC is more efficient on average but the core is unavailable while its running so the application..
Which .NET Dependency Injection frameworks are worth looking into? [closed] http://stackoverflow.com/questions/21288/which-net-dependency-injection-frameworks-are-worth-looking-into can't see that retro fitting Ninject into existing above average code being a problem at all but then the same could be said..
What's the fastest way to bulk insert a lot of data in SQL Server (C# client) http://stackoverflow.com/questions/24200/whats-the-fastest-way-to-bulk-insert-a-lot-of-data-in-sql-server-c-client BinId ASC Sequence ASC I'm inserting data in chunks that average about 300 rows where ContainerId and BinId are constant in each..
Best hashing algorithm in terms of hash collisions and performance for strings http://stackoverflow.com/questions/251346/best-hashing-algorithm-in-terms-of-hash-collisions-and-performance-for-strings to be hashed every algorithm that performs very well on average can become completely useless if only being fed with the right.. comparing strings after maybe one or two characters on average making every compare very fast . Actually I had a situation.. could never grow larger than 256 entries anyway and as the average table was below 10 entries benchmarking clearly showed that..
What guarantees are there on the run-time complexity (Big-O) of LINQ methods? http://stackoverflow.com/questions/2799427/what-guarantees-are-there-on-the-run-time-complexity-big-o-of-linq-methods methods use a stable quicksort so they're O N log N average case. I think that covers most if not all of the built in extension..
Integer summing blues, short += short problem http://stackoverflow.com/questions/4343624/integer-summing-blues-short-short-problem and see what happens short prices 10000 15000 11000 short average prices 0 prices 1 prices 2 3 And the average is of course 9845.. 11000 short average prices 0 prices 1 prices 2 3 And the average is of course 9845 if this calculation is done in shorts. The..
Why is TypedReference behind the scenes? It's so fast and safe… almost magical! http://stackoverflow.com/questions/4764573/why-is-typedreference-behind-the-scenes-its-so-fast-and-safe-almost-magical it's more than three times faster with TypedReference on average. c# typedreference share improve this question Short answer..
Convert DateTime to Julian Date in C# (ToOADate Safe?) http://stackoverflow.com/questions/5248827/convert-datetime-to-julian-date-in-c-sharp-tooadate-safe point it would be int 30.6 Month 91.4 . 30.6 is the average number of days per month excluding February 30.63 repeating.. to be exact . 91.4 is almost the number of days in 3 average non February months. 30.6 3 is 91.8 . So let's remove the 30..
http://stackoverflow.com/questions/605124/fixed-point-math-in-c this is on a Q6600 quad core about a 1 drop in usage on average . Thanks again to everyone who commented for your help. No one..
Which .NET Memcached client do you use, EnyimMemcached vs. BeITMemcached? [closed] http://stackoverflow.com/questions/694928/which-net-memcached-client-do-you-use-enyimmemcached-vs-beitmemcached millions cached objects and millions of cache get requests average web site concurrency load 16 20 requests. Our performance factor..
Beats per minute from real-time audio input http://stackoverflow.com/questions/79445/beats-per-minute-from-real-time-audio-input the line in audio and give me the current well the rolling average beats per minute. I've seen this gamedev article and that was..
HTTPWebResponse + StreamReader Very Slow http://stackoverflow.com/questions/901323/httpwebresponse-streamreader-very-slow which are about 5 10K. It's all very slow For example the average GetResponse time is about half a second while the average StreamREader.ReadToEnd.. average GetResponse time is about half a second while the average StreamREader.ReadToEnd time is about 5 seconds All sites should..
XML vs Binary performance for Serialization/Deserialization http://stackoverflow.com/questions/1092020/xml-vs-binary-performance-for-serialization-deserialization 5508 Deserialization 1st Iteration 1501 318 Serialization Average 9.826 5.525 Deserialization Average 5.525 0.771 .NET 3.5 XML.. 1501 318 Serialization Average 9.826 5.525 Deserialization Average 5.525 0.771 .NET 3.5 XML Binary Serialization 1st Iteration.. 5598 Deserialization 1st Iteration 1386 200 Serialization Average 10.923 5.605 Deserialization Average 5.605 0.279 share improve..
C# Memoization of functions with arbitrary number of arguments http://stackoverflow.com/questions/2852161/c-sharp-memoization-of-functions-with-arbitrary-number-of-arguments Here is an example with a two parameter Exponential Moving Average function class EMAFunction IFunction Dictionary List object.. List double ema TechFunctions.ExponentialMovingAverage values period foreach double val in ema asObj.Add val map.Add.. sumTicks sw.ElapsedTicks sw.Reset Console.WriteLine Average ticks not memoized sumTicks numRuns sumTicks 0 Repeat call for..
Standard deviation of generic list? [duplicate] http://stackoverflow.com/questions/3141692/standard-deviation-of-generic-list double values double ret 0 if values.Count 0 Compute the Average double avg values.Average Perform the Sum of value avg _2_2.. 0 if values.Count 0 Compute the Average double avg values.Average Perform the Sum of value avg _2_2 double sum values.Sum d Math.Pow..
Am I misunderstanding LINQ to SQL .AsEnumerable()? http://stackoverflow.com/questions/3389855/am-i-misunderstanding-linq-to-sql-asenumerable int totalSomeNumber query.Sum decimal average query.Average Assume query takes a very long time to run. I need to get the.. LINQ to SQL then use LINQ to Objects for the Count Sum and Average . Instead when I do this in LINQPad I see the same query is..
Generic C# Code and the Plus Operator http://stackoverflow.com/questions/4039694/generic-c-sharp-code-and-the-plus-operator private set public int Total get private set public int Average get return Count Total public int AddDataPoint int data Total.. get private set public T Total get private set public T Average get return Count Total public T AddDataPoint T data Total data..
Why is ConcurrentBag<T> so slow in .Net (4.0)? Am I doing it wrong? http://stackoverflow.com/questions/4785622/why-is-concurrentbagt-so-slow-in-net-4-0-am-i-doing-it-wrong to a ConcurrentBag double with 8 reader threads. ... Average list time 176.072456 ms. Average bag time 59.603656 ms. So clearly.. 8 reader threads. ... Average list time 176.072456 ms. Average bag time 59.603656 ms. So clearly it depends on exactly what..
http://stackoverflow.com/questions/5116604/read-csv-using-linq .Skip 1 .Select s int.Parse s select new Sum x.Sum Average x.Average If you're reading big files and memory use is a concern.. 1 .Select s int.Parse s select new Sum x.Sum Average x.Average If you're reading big files and memory use is a concern then.. .Skip 1 .Select s int.Parse s select new Sum x.Sum Average x.Average In both cases the stuff variable contains an enumerable..
String.Replace() vs. StringBuilder.Replace() http://stackoverflow.com/questions/6524528/string-replace-vs-stringbuilder-replace only how fast it runs and the memory it consumes. Average stats 255 1024 characters in length 15 30 keys in the dictionary...
What is it that makes Enum.HasFlag so slow? http://stackoverflow.com/questions/7368652/what-is-it-that-makes-enum-hasflag-so-slow 0 num Console.WriteLine HasFlag 0 ms 1 ms 2 ms st1.Min st1.Average st1.Max Console.WriteLine Bitwise 0 ms 1 ms 2 ms st2.Min st2.Average.. Console.WriteLine Bitwise 0 ms 1 ms 2 ms st2.Min st2.Average st2.Max Console.ReadLine static bool HasFlag Test flags Test.. Test flags Test flag return flags flag 0 DebuggerDisplay Average Average class SpeedTest public int Iterations get set public..
cropping an area from BitmapData with C# http://stackoverflow.com/questions/9688454/cropping-an-area-from-bitmapdata-with-c-sharp var source2 crop.Apply source source2.Dispose Average 62ms 40ms less that 1st Aforge approach Results BitmapClone..
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