c# Programming Glossary: requires
Create Excel (.XLS and .XLSX) file from C# [closed] http://stackoverflow.com/questions/151005/create-excel-xls-and-xlsx-file-from-c-sharp best alternative for my solution. Interop will work but it requires Excel to be on the machine you are using. Also the OLEDB method..
Understanding Garbage Collection in .net http://stackoverflow.com/questions/17130382/understanding-garbage-collection-in-net it works so differently when you run the Debug build. That requires explaining how the garbage collector discovers local variables..
Using CookieContainer with WebClient class http://stackoverflow.com/questions/1777221/using-cookiecontainer-with-webclient-class the former approach since it's easier for the caller and requires less repetitive code than the second option. Also the derivation..
How is Generic Covariance & Contra-variance Implemented in C# 4.0? http://stackoverflow.com/questions/245607/how-is-generic-covariance-contra-variance-implemented-in-c-sharp-4-0 be supported for interfaces and delegates. Secondly it requires the author of the interface delegate to decorate the type parameters..
Tips for optimizing C#/.NET programs [closed] http://stackoverflow.com/questions/2473666/tips-for-optimizing-c-net-programs a feature. Performance analysis on complex modern systems requires discipline and focus on solid engineering principles not on..
Why does one often see “null != variable” instead of “variable != null” in C#? http://stackoverflow.com/questions/271561/why-does-one-often-see-null-variable-instead-of-variable-null-in-c you can write the more readable code as an if statement requires a Boolean expression to start with and the type of x 5 is Int32..
How do I build a JSON object to send to an AJAX WebService? http://stackoverflow.com/questions/2737525/how-do-i-build-a-json-object-to-send-to-an-ajax-webservice can't use the jQuery getJSON function because the request requires HTTP POST so I'm using the lower level ajax function instead..
Redirect console output to textbox in separate program C# http://stackoverflow.com/questions/415620/redirect-console-output-to-textbox-in-separate-program-c-sharp C# I'm developing an Windows Forms application that requires me to call a separate program to perform a task. The program..
Interprocess communication for Windows in C# (.NET 2.0) http://stackoverflow.com/questions/50153/interprocess-communication-for-windows-in-c-sharp-net-2-0 IPC in .Net can be achieved using WCF using named pipes requires .Net 3.0 and above. Code example The WCF class NetNamedPipeBinding..
Use of Application.DoEvents() http://stackoverflow.com/questions/5181777/use-of-application-doevents foot if you don't do it right. Easily. And doing it right requires knowing exactly what it does which in the case of DoEvents is.. and threads but in large part by WinRT's api design that requires you to keep your UI updated while an asynchronous operation..
Sending email through Gmail SMTP server with C# http://stackoverflow.com/questions/704636/sending-email-through-gmail-smtp-server-with-c-sharp on Send message . The message is The SMTP server requires a secure connection or the client was not authenticated. The..
Why is floating point arithmetic in C# imprecise? http://stackoverflow.com/questions/753948/why-is-floating-point-arithmetic-in-c-sharp-imprecise If you're seeing f1 f2 it is because any difference requires more precision than a 32 bit float can represent. I recommend..
C# Events and Thread Safety http://stackoverflow.com/questions/786383/c-sharp-events-and-thread-safety to your code. To actually protect against other threads requires a lot more work. Update in response to Eric Lippert's blog posts.. pattern The alternative assigning the empty delegate requires only delegate to be added to the event declaration and this..
Replacing .NET WebBrowser control with a better browser, like Chrome? http://stackoverflow.com/questions/790542/replacing-net-webbrowser-control-with-a-better-browser-like-chrome called Awesomium . It comes with a .NET api but requires quite a few hacks for rendering the examples draw the browser..
C# Login to Website via program http://stackoverflow.com/questions/930807/c-sharp-login-to-website-via-program all works but the problem is that the page in question requires the user to be logged in to access this source code. What my..
ExecuteReader requires an open and available Connection. The connection's current state is Connecting http://stackoverflow.com/questions/9705637/executereader-requires-an-open-and-available-connection-the-connections-curren requires an open and available Connection. The connection's current state.. two or more people connect simultaneously ExecuteReader requires an open and available Connection. The connection's current state.. get many different exceptions like your ExecuteReader requires an open and available Connection . Conclusion Don't reuse connections..
XAML Conditional Compilation http://stackoverflow.com/questions/1213576/xaml-conditional-compilation C# code though. The trick is to use AlternateContent with Requires against something flagged Ignorable . By doing this you can..
When to use try/catch blocks? http://stackoverflow.com/questions/1722964/when-to-use-try-catch-blocks _filename sb.AppendLine AMPFlag _AMPFlag sb.AppendLine Requires PGP _requiresPGP sb.AppendLine sb.AppendLine string str sb.ToString..
Should I use uint in C# for values that can't be negative? http://stackoverflow.com/questions/2013116/should-i-use-uint-in-c-sharp-for-values-that-cant-be-negative length defaulted to one of the fields in that class. Requires a cast too. So I wondered whether I should just revert to int..
How can you change Network settings (IP Address, DNS, WINS, Host Name) with code in C# http://stackoverflow.com/questions/209779/how-can-you-change-network-settings-ip-address-dns-wins-host-name-with-code name subnet_mask The Submask IP Address param remarks Requires a reference to the System.Management namespace remarks public.. param name gateway The Gateway IP Address param remarks Requires a reference to the System.Management namespace remarks public.. param param name DNS DNS server address param remarks Requires a reference to the System.Management namespace remarks public..
How to run something in the STA thread? http://stackoverflow.com/questions/2378016/how-to-run-something-in-the-sta-thread var inkPresenter XamlReader.Parse foo.Xaml as InkPresenter Requires STA .. c# .net wpf sta share improve this question You.. STA Threads like so Thread thread new Thread MethodWhichRequiresSTA thread.SetApartmentState ApartmentState.STA Set the thread..
Silverlight, Wpf Web App (xbap) or Click Once? Pros and Cons http://stackoverflow.com/questions/251718/silverlight-wpf-web-app-xbap-or-click-once-pros-and-cons Wpf Web App xbap Pros Full Wpf. Cons Single browser Requires full framework Can't interact with client's file system etc.. computer No downtime for maintenance Cons Single browser Requires full framework Slightly harder to install. c# .net wpf silverlight..
Understanding the Silverlight Dispatcher http://stackoverflow.com/questions/2581647/understanding-the-silverlight-dispatcher environment. summary private static bool _designer summary Requires an instance and attempts to find a Dispatcher if one has not..
Using Contract.ForAll in Code Contracts http://stackoverflow.com/questions/3104856/using-contract-forall-in-code-contracts input parameter it implements an interface which has a Requires contract and so I get a 'requires unproven group null' error.. 2 is risky because it will circumvent the AddRequested Requires contract even if IUnboundTagGroup.GetAllGroups no longer ensures..
Windows.Forms.Timer OR System.Threading.Timer http://stackoverflow.com/questions/4532850/windows-forms-timer-or-system-threading-timer No Yes No Familiar intuitive object model Yes Yes No Requires Windows Forms Yes No No Metronome quality beat No Yes Yes..
Aspect Oriented Programing (AOP) solutions for C# (.Net) and their features [closed] http://stackoverflow.com/questions/4999144/aspect-oriented-programing-aop-solutions-for-c-sharp-net-and-their-features MarshallByRefObject. Based on remoting infrastructure. Requires your classes to inherit from a base class. Extremely bad performance..
Chart of IEnumerable LINQ equivalents in Scala? [duplicate] http://stackoverflow.com/questions/8104846/chart-of-ienumerable-linq-equivalents-in-scala xs.Sum xs.sum xs.Sum f xs.map f .sum or `xs.foldMap f `. Requires Scalaz. xs.Take n xs.take n xs.TakeWhile pred xs.takeWhile pred..
ReSharper - Possible Null Assignment when using Microsoft.Contracts http://stackoverflow.com/questions/929859/resharper-possible-null-assignment-when-using-microsoft-contracts a null reference won't occur because of Design by Contract Requires checking For example the following code will raise the warning.. Dictionary string string public void Foo string s Contract.Requires String.IsNullOrEmpty s if _Lookup.ContainsKey s _Lookup.Remove.. s What is really odd is that if you remove the Contract.Requires ... line the ReSharper message goes away. Update I found the..
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