随笔分类 - C#
摘要：https://stackoverflow.com/questions/25953887/how-to-use-unsafe-code-in-safe-contex I am not sure if you need unsafe code in that case (see answer of @
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摘要：https://stackoverflow.com/questions/7672774/how-do-i-determine-the-windows-download-folder-path 如果你通过文件夹的location属性，移动了文件夹。 比如之前在%userProfile%\downloa
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摘要：What size do you use for varchar(MAX) in your parameter declaration? In this case you use -1. See also MSDN docs: msdn.microsoft.com/en-us/library/bb3
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摘要：Why is lock(this) {…} bad? https://stackoverflow.com/questions/251391/why-is-lockthis-bad It is bad form to use this in lock statements because it is
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摘要：https://stackoverflow.com/questions/11263425/page-resolveurl-is-not-working-in-javascript The problem, as poncha pointed out, is that as far as ASP.NE
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摘要：https://docs.microsoft.com/en-us/dotnet/csharp/misc/cs0436
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Found conflicts between different versions of the same dependent assembly that could not be resolved
摘要：https://stackoverflow.com/questions/24772053/found-conflicts-between-different-versions-of-the-same-dependent-assembly-that-c While the other response
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摘要：https://stackoverflow.com/questions/2697247/how-to-determine-if-an-event-is-already-subscribed he event keyword was explicitly invented to prevent you
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摘要：https://msdn.microsoft.com/en-us/library/bb300779(v=vs.100).aspx var list1 = new List<int> {1, 2, 3, 4}; var list2 = new List<int> {2, 3, 5, 6}; var l
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摘要：enum (C# Reference) The enum keyword is used to declare an enumeration, a distinct type that consists of a set of named constants called the enumerato
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摘要：http://stackoverflow.com/questions/1389821/array-copy-vs-buffer-blockcopy Since the parameters to Buffer.BlockCopy are byte-based rather than index-ba
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摘要：https://msdn.microsoft.com/en-us/library/bb397951.aspx Expression trees represent code in a tree-like data structure, where each node is an expression
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摘要：FileStream vs/differences StreamWriter? http://stackoverflow.com/questions/4963667/filestream-vs-differences-streamwriter What is different between Fi
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摘要：http://csharpindepth.com/Articles/General/Unicode.aspx Scope of this page This is a big topic. Don't expect this page to do more than scratch the surf
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摘要：How to: Synchronize Files by Using Managed Code FileSyncProvider Class File Synchronization Provider Sample Introduction to Microsoft Sync Framework F
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摘要：1.what is the main disadvantage of garbage collection？Typically, garbage collection has certain disadvantages, including consuming additional resource...
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摘要：The C# standard only listsdoubleandfloatas floating points available (those being the C# shorthand forSystem.DoubleandSystem.Single),but thedecimaltyp...
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摘要：http://stackoverflow.com/questions/793897/check-if-keyvaluepair-exists-with-linqs-firstordefault问题:I have a dictionary of typeDictionaryI want to retu...
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摘要：https://msdn.microsoft.com/en-us/library/dn961160.aspx int apples = 4; // Before C# 6.0 System.Console.WriteLine(String.Format("I have {0} apples", ap
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摘要：Is the ConcurrentDictionary thread-safe to the point that I can use it for a static cache? 问题： Basically, if I want to do the following: Does this let
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