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c# Programming Glossary: onceHow to properly clean up Excel interop objects http://stackoverflow.com/questions/158706/how-to-properly-clean-up-excel-interop-objects background even after I close Excel. It is only released once my application is manually closed. Anyone realize what I am..
Simple 2 way encryption for C# http://stackoverflow.com/questions/165808/simple-2-way-encryption-for-c-sharp as methods. It couldn't be any easier or more secure once you have this class in place. using System using System.Data..
C# - Convert UTC/GMT time to local time http://stackoverflow.com/questions/179940/c-sharp-convert-utc-gmt-time-to-local-time kind convertedDate.Kind will equal DateTimeKind.Utc Now once the system knows its in UTC time you can just call ToLocalTime..
Dependency Inject (DI) “friendly” library http://stackoverflow.com/questions/2045904/dependency-inject-di-friendly-library share improve this question This is actually simple to do once you understand that DI is about patterns and principles not..
Why .NET String is immutable? [duplicate] http://stackoverflow.com/questions/2365272/why-net-string-is-immutable though we can do other versions of the same principle. I once produced a memroy saving of about half a GB by comparing immutable.. body of the method then x abc at the end of the method. Conceptually the semantics are more like value types in particular.. correctness of strings are indeed commonly used as keys . Conceptually it can make more sense to be immutable. If we add a month..
Tips for optimizing C#/.NET programs [closed] http://stackoverflow.com/questions/2473666/tips-for-optimizing-c-net-programs neck. I ran into the string concatenation bottle neck once and had no idea what to do about it so these tips are useful... like optimization is a lost art these days. There was once a day when manufacture of say microscopes was practiced as an.. to trivial or unrealistic situations. I have never once solved a real world performance problem through application..
http://stackoverflow.com/questions/347614/wpf-image-resources places then it's worth loading the image data only once into memory and then sharing it between all Image elements...
http://stackoverflow.com/questions/3562235/panel-not-getting-focus simple graphic program using C# . And I ran into trouble once again. My problem is that I want to process the keyboard input..
Most efficient way to randomly “sort” (Shuffle) a list of integers in C# http://stackoverflow.com/questions/375351/most-efficient-way-to-randomly-sort-shuffle-a-list-of-integers-in-c-sharp swapped. This may take an indeterminate amount of time once it gets to the last element to swap. Also it looks like your..
C# - The foreach identifier and closures http://stackoverflow.com/questions/512166/c-sharp-the-foreach-identifier-and-closures int j i new Thread Console.WriteLine j .Start each number once but of course the order isn't guaranteed share improve this..
http://stackoverflow.com/questions/5193842/file-upload-asp-net-mvc-3-0 path redirect back to the index action to show the form once again return RedirectToAction Index share improve this answer..
How would you count occurrences of a string within a string? http://stackoverflow.com/questions/541954/how-would-you-count-occurrences-of-a-string-within-a-string At the moment I'm going with something like string source once upon a time int count source.Length source.Replace .Length But.. II Of course for strings where length 1 string haystack once upon a time string needle int needleCount haystack.Length source.Replace.. than either of these I've just done a quick benchmark with once upon a time and the results are as follows Your original 12s..
Developing Internet Explorer Extensions? http://stackoverflow.com/questions/5643819/developing-internet-explorer-extensions This will prevent this method being executed more than once. if pDisp this.site return var document2 browser.Document..
How to add a Timeout to Console.ReadLine()? http://stackoverflow.com/questions/57615/how-to-add-a-timeout-to-console-readline a timeout and the user won't have to hit enter more than once to submit his input. And obviously the function does not rely..
Fastest Way of Inserting in Entity Framework http://stackoverflow.com/questions/5940225/fastest-way-of-inserting-in-entity-framework will very likely improve the performance Call SaveChanges once after ALL records. Call SaveChanges after for example 100 records...
In C#, why can't a List<string> object be stored in a List<object> variable http://stackoverflow.com/questions/6557/in-c-why-cant-a-liststring-object-be-stored-in-a-listobject-variable reference you would get a class cast exception because once you hit the Foo instance the Foo could not be converted to string..
How can I easily convert DataReader to List<T>? [duplicate] http://stackoverflow.com/questions/1464883/how-can-i-easily-convert-datareader-to-listt reduce the number of errors when coding for DBNull etc. Once you cache the generated code they can be faster then most hand..
http://stackoverflow.com/questions/19132/expression-versus-statement 12 because callfunc might just do something useful. Once you allow any expression to be a statement you might as well..
XML Serialization and Inherited Types http://stackoverflow.com/questions/20084/xml-serialization-and-inherited-types down the XmlInclude route due to the maintenence headache. Once a solution was found I wanted it to be quick to implement in..
Dependency Inject (DI) “friendly” library http://stackoverflow.com/questions/2045904/dependency-inject-di-friendly-library Notice how the Service class guarantees its invariants. Once an instance is created the dependency is guaranteed to be available..
Which C# 4.0 Book would you purchase, and why? [closed] http://stackoverflow.com/questions/2181729/which-c-sharp-4-0-book-would-you-purchase-and-why I train has the same or more .net experience than myself. Once again thank you all for your time. Update Thank you everyone..
Proper way to implement IXmlSerializable? http://stackoverflow.com/questions/279534/proper-way-to-implement-ixmlserializable way to implement IXmlSerializable Once a programmer decides to implement IXmlSerializable what are..
How to force my .NET App to run as administrator on Windows 7? http://stackoverflow.com/questions/2818179/how-to-force-my-net-app-to-run-as-administrator-on-windows-7 to force my .NET App to run as administrator on Windows 7 Once my program is installed on a client machine how to force my..
delegate keyword vs. lambda notation [duplicate] http://stackoverflow.com/questions/299703/delegate-keyword-vs-lambda-notation C# 2.0 and lambda expressions C# 3.0 4 answers Once it is compiled is there a difference between delegate x 0 and..
Kill child process when parent process is killed http://stackoverflow.com/questions/3342941/kill-child-process-when-parent-process-is-killed to terminate when the last handle to the job is closed. Once this class is setup...you just have to register each child process..
C#: How to Make it Harder for Hacker/Cracker to Get Around or Bypass the Licensing Check? http://stackoverflow.com/questions/4532540/c-how-to-make-it-harder-for-hacker-cracker-to-get-around-or-bypass-the-licensi and all forms of copy protection make it worse instead. Once you get to the point where the experience of downloading from..
What is the purpose of self tracking entities? http://stackoverflow.com/questions/5091974/what-is-the-purpose-of-self-tracking-entities changes only when connected to living ObjectContext . Once common entity is detached it loose any change tracking ability...
Proper use of the IDisposable interface http://stackoverflow.com/questions/538060/proper-use-of-the-idisposable-interface of using binary objects and invents COM before your eyes. Once you realize the why of COM the remaining 300 pages are obvious..
Difference between Property and Field in C# 3.0+ http://stackoverflow.com/questions/653536/difference-between-property-and-field-in-c-sharp-3-0 Edit I probably didn't explain what I meant very well. Once i know i don't want to use my class with techniques that only..
Accessing a Shared File (UNC) From a Remote, Non-Trusted Domain With Credentials http://stackoverflow.com/questions/659013/accessing-a-shared-file-unc-from-a-remote-non-trusted-domain-with-credentials and even if it has a different username and password. Once you have used WNetUseConnection you will be able to access the..
Embedding unmanaged dll into a managed C# dll http://stackoverflow.com/questions/666799/embedding-unmanaged-dll-into-a-managed-c-sharp-dll here because the temporary directory is not in the PATH. Once it is loaded the DllImport directives that use the DLL will..
servicestack REST API and CORS http://stackoverflow.com/questions/8211930/servicestack-rest-api-and-cors GET POST Globally enable CORS for all OPTION requests Once the CorsFeature or manual Global Headers is registered you can..
How to write a scalable Tcp/Ip based server http://stackoverflow.com/questions/869744/how-to-write-a-scalable-tcp-ip-based-server fills the buffer provided in the begin receive function. Once you do whatever you want where I left the comment we call the..
http://stackoverflow.com/questions/886822/what-is-a-method-group-in-c resolution but not to a string etc it doesn't make sense. Once you add paranthesis again overload resolution kicks in and you..
Embedding one dll inside another as an embedded resource and then calling it from my code http://stackoverflow.com/questions/96732/embedding-one-dll-inside-another-as-an-embedded-resource-and-then-calling-it-fro c# .net 3.5 dll share improve this question Once you've embedded the third party assembly as a resource add code..
http://stackoverflow.com/questions/9705637/executereader-requires-an-open-and-available-connection-the-connections-curren pooled set of active connections instead of closing it. Once the connection is returned to the pool it is ready to be reused..
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