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DbEntityValidationException - How can I easily tell what caused the error?

... var errorMessages = ex.EntityValidationErrors .SelectMany(x => x.ValidationErrors) .Select(x => x.ErrorMessage);      // Join the list to a single string. var fullErrorMessage = string.Join("; ", errorMessages);     ...
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Filtering by Multiple Specific Model Properties in AngularJS (in OR relationship)

...your filter expression, as described in the API Reference. This object can selectively apply the properties you're interested in, like so: <input ng-model="search.name"> <input ng-model="search.phone"> <input ng-model="search.secret"> <tr ng-repeat="user in users | filter:{name...
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How to turn off the Eclipse code formatter for certain sections of Java code?

... does what you want. Else there is this ugly hack String query = // "SELECT FOO, BAR, BAZ" + // " FROM ABC" + // " WHERE BAR > 4"; share | improve this answer |...
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Increasing (or decreasing) the memory available to R processes

...program icon (the icon on your desktop or in your programs directory). Select ``Properties'', and then select the ``Shortcut'' tab. Look for the ``Target'' field and after the closing quotes around the location of the R executible, add --max-mem-size=500M as shown in the fig...
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EditText underline below text property

...above, you can get images from a lot of components in the Holo theme. Just select "EditText" and the color you want. You can see a preview at the bottom of the page. Download the .zip file, and copy paste the resources in your project (images and the XML). if your XML is named: apptheme_edit_text_...
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How do I delete rows in a data frame?

... : mydata[-seq(2, nrow(mydata), by = 2) , ] Or if you want to subset by selecting odd numbers: mydata[which(1:nrow(mydata) %% 2 == 1) , ] Or if you want to subset by selecting odd numbers, version 2: mydata[which(1:nrow(mydata) %% 2 != 0) , ] Or if you want to subset by filtering even numbe...
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How to get the body's content of an iframe in Javascript?

...getElementById('id_description_iframe'); // or var iframe = document.querySelector('#id_description_iframe'); And then use jQuery's solution var iframeDocument = iframe.contentDocument || iframe.contentWindow.document; It works even in the Internet Explorer which does this trick during the ...
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Is there a [Go to file…]?

...ift-J will do more than just open the project navigator. It'll do that and select the file that's open in the editing area. To Just open the project navigator, use Cmd-1 (or Cmd-2, Cmd-3 to open other navigators), or Cmd-0 to close them all. – Sanjay Chaudhry J...
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How to elegantly ignore some return values of a MATLAB function?

... You can make a function (or anonymous function) that only returns selected outputs, e.g. select = @(a,b) a(b); Then you can call
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Access “this” from Java anonymous class

... Container.this.select(); share | improve this answer | follow | ...