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[. NET] Quick notes on Objective C # (4)-use the framework,Quick notes for Objective C # (4)-use the framework Var list = new List 36. Understanding PLINQ in I/O intensive scenarios Var urls = new List 1. The execution method of PLINQ is different from that of Parallel. Fo

From: http://support.microsoft.com/kb/2402064 Symptom Consider the following situations: Run an application compiled by Microsoft. NET Framework 4Program. Application callSystem. net. smtpclientClass to send emails andAttachmentClass is used to attach a fileEmailObject. The attachment name contains non-ASCII characters, in byt

class: Figure One Xmltextreadwriter Class Methods Method Description Addattributechange Caches all the information needed to perform a change on a node attribute. All the changes cached through this method is processed during a successive call to WriteAttributes. Read Simple wrapper around the internal reader ' s Read method. WriteAttributes Specialized version of the writer ' s WriteAttributes method, writes out all the attributes for the given node, taking into Account all the changes ca

Really did not do, only you can not imagine, when the pain of LINQ writing is very awkward, not like SQL (write SQL write habit), I think there is not a tool to turn SQL statements into LINQ statements, and then found the tool: Linqer.Very simple tool (the simpler the better), online search Next, open (some to install, I do not use), even the database, and then point generate to LINQ find a place to put it, you can start is used.For just study, and can not turn the bend of I have very good help.

Cause: The WINDOWS 2008 security settings scenario cancels the users permission for the C packing directory, giving only Administrator and system permissions, Results cannot be updated when patching (install. Net4 need to install windows6.1-kb958488-v6001-x64 patch pack)Workaround: Simply add the users read and run permissions to the C packing directory to install the patch smoothly. For security reasons, this permission can be canceled after a patch update. And then install it again.When Window

WisDom. Net -- permission Design 1. Requirement Analysis Permission management is essential to all management systems. In this case, permission management is the core of the management system. To put it bluntly, what can be done and what cannot be done by everyone. It can be said to be a set of rules. Next, let's talk about the permissions in wisdom.net. 1. Control the user's modification and deletion of data. That is, you can edit and delete data cre

Windows 2008 R2 installation of the. NET Framework 4 o'clock hint: catastrophic failure Reason: The WINDOWS 2008 security Settings program cancels the users permission for the C-packing directory, giving only Administrator and system permissions, The result cannot be updated while patching (install. Net4 need to install windows6.1-kb958488-v6001-x64 patch pack

Overview In MVC, the Controller is used to process and respond to user interactions. It selects the View to be used for display and the View data to be transmitted to the View. ASP. net mvc Framework provides two types: IController interface and Controller base class, in which Controller provides some common processing in MVC, for example, locate and execute the correct action, assign values to the action m

attribute nodes in two ways. The first method is to use the Writestartatribute method to create a new attribute node to update the writer's state. The property value is then set using the WriteString method. After writing, use the WriteEndElement method to finish the node. In addition, you can also use the WriteAttributeString method to create a new attribute node, when the state of Writerr is element, writerattributestring start work, it creates a single attribute. Similarly, the WriteStartEle

complex point query Statements (tables, multiple subqueries, conditional mates) is very painful, and to use the tool to see whether the generated statements are logical, and can not be constantly debugging (I think the function is debugging out, the brain hole big open people can skip);EF Replacement version is really a pit, if you want to upgrade the program's EF from the lower version to the higher version, the higher version will be less than many methods (see the data is clearly written sql

Net 4 Entity Framework new query and Optimization Foreign key support (Foreign keys) Added external key support for Entity Framework. With foreign key Association, you can now include foreign key attributes in the entity, which simplifies the development of key solutions such as data binding and N-tier development. You

ASP. net MVC 4-framework secrets "were pre-sold on the Internet and Dangdang two days ago, and received enthusiastic responses and positive support from many netizens, especially those in the garden, as an author, I am very touched. Today, I will publish two trial chapters. My friends can make an assessment based on this to see if the content and Writing Method o

1. Tools: https://visualstudiogallery.msdn.microsoft.com/72a60b14-1581-4b9b-89f2-846072eff19d/2. The following errors may be encountered during use.Parameter error. (Exception from hresult:0x80070057 (E_INVALIDARG))For example:3. The above issues may be resolved if modifications are made.Integrated Security set to true;4. The following settings can be used to generate code.Server name: Local for.. Other servers are IPSQL Server: Database user name and

How to increase the yield of coders? ASP. net mvc-based Agile development framework-custom form development Article 4. asp. netmvc "Director, the last time we talked about the overall planning of the workflow, I have to do it today! I want to make the custom form of the workflow first ." "Okay, I used to do this. I designed a table structure for you. Let's take

Here I will summarize some things that need attention during my learning process: 1. BecauseObjectqueryIqueryable and ienumerableObjectqueryThe implemented query generator method is combined with a specific standard query operator (such as first or count) of LINQ. Unlike the query generator method, the LINQ operator does not returnObjectquery 2. Try to use the static create method of the object when creating the object. 3. When modifying a referenced object of an object, do not directly mo