大约有 40,000 项符合查询结果(耗时:0.0498秒) [XML]

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“A project with an Output type of Class Library cannot be started directly”

...oject in Solution Explorer -> Properties. In opened tab with properties select Application and there will be ComboBox marked with Output Type label. share | improve this answer | ...
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How to work offline with TFS

...from source control In Visual Studio, open Solution Explorer and select the item(s) to disconnect. On the File menu, click Source Control, then Change Source Control. In the Change Source Control dialog box, click Disconnect. Click OK. ...
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How do I bind to list of checkbox values with AngularJS?

...repeat="fruitName in fruits"> <input type="checkbox" name="selectedFruits[]" value="{{fruitName}}" ng-checked="selection.indexOf(fruitName) > -1" ng-click="toggleSelection(fruitName)" > {{fruitName}} </label> And the appropriate controller code would be: ...
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There is already an open DataReader associated with this Command which must be closed first

...s = from account in context.Accounts from guranteer in account.Gurantors select new AccountsReport { CreditRegistryId = account.CreditRegistryId, AccountNumber = account.AccountNo, DateOpened = account.DateOpened, }; return accounts.AsEnumerable() .Select((account, ind...
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Update a record without first querying?

...his in EF Core, but the following ensures an UPDATE without having to do a SELECT (tested with EF Core 2 and JET on the .NET Framework 4.6.2): Ensure your model does not have IsRequired properties Then use the following template (in VB.NET): Using dbContext = new MyContext() Dim beweg...
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PreparedStatement with list of parameters in a IN clause [duplicate]

... possibleValue.size(); i++ ) { builder.append("?,"); } String stmt = "select * from test where field in (" + builder.deleteCharAt( builder.length() -1 ).toString() + ")"; PreparedStatement pstmt = ... And then happily set the params int index = 1; for( Object o : possibleVal...
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Unable to read data from the transport connection : An existing connection was forcibly closed by th

...Edit System.Net.ServicePointManager.SecurityProtocol - This property selects the version of the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocol to use for new connections that use the Secure Hypertext Transfer Protocol (HTTPS) scheme only; existing connections are n...
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Asp.net - Add blank item at top of dropdownlist

...drpList.Items.Insert(0, new ListItem(String.Empty, String.Empty)); drpList.SelectedIndex = 0; share | improve this answer | follow | ...
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How do I create a list of random numbers without duplicates?

... This will return a list of 10 numbers selected from the range 0 to 99, without duplicates. import random random.sample(range(100), 10) With reference to your specific code example, you probably want to read all the lines from the file once and then select rand...
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Passing command line arguments in Visual Studio 2010?

... Right click your project in Solution Explorer and select Properties from the menu Go to Configuration Properties -> Debugging Set the Command Arguments in the property list. share | ...