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Checking if object is empty, works with ng-show but not from controller?

...way, ng-show should keep working, and in your controller you can just do: if ($scope.items) { // items have value } else { // items is still null } And in your $http callbacks, you do the following: $http.get(..., function(data) { $scope.items = { data: data, // other...
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Regex to match only letters

...e letters only (^ and $ mark the begin and end of a string respectively). If you want to match other letters than A–Z, you can either add them to the character set: [a-zA-ZäöüßÄÖÜ]. Or you use predefined character classes like the Unicode character property class \p{L} that describes the U...
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WebAPI Delete not working - 405 Method Not Allowed

... I found the solution eventually! If you come across the same issue, add the following to your web.config <system.webServer> <validation validateIntegratedModeConfiguration="false"/> <modules runAllManagedModulesForAllRequests="true"&g...
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Responsive css background images

...mages and then using css screen size to change the images but I wanna know if there is a more practical way in order to achieve this. ...
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SQL update query using joins

... 34 To make it clear... The UPDATE clause can refer to an table alias specified in the FROM clause. So im in this case is valid Generic example UPDATE A SET foo = B.bar FROM TableA A JOIN TableB B ON A.col1 = B.colx WHERE ... ...
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Why does cURL return error “(23) Failed writing body”?

...ill reappear.You could use -s to silence all error messages (and progress) if you don't need them. – Kaworu Jun 13 '16 at 10:37 9 ...
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Deleting Row in SQLite in Android

...;" => 'any SQL command' will be executed. Of course it is not a problem if there is no GUI for that feature. – bdevay Mar 15 '14 at 12:45 ...
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How to construct a std::string from a std::vector?

... With C++11, you can do std::string(v.data()) or, if your vector does not contain a '\0' at the end, std::string(v.data(), v.size()). share | improve this answer | ...
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AngularJS: Is there any way to determine which fields are making a form invalid?

... The exposed properties are $pristine, $dirty, $valid, $invalid, $error. If you want to iterate over the errors for some reason: $scope.someForm.$error // > { required: [{$name: "username", $error: true /*...*/}, // {$name: "password", /*..*/}] } Each rule in error will be exp...
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Using link_to with embedded HTML

... If you want a link in rails that uses that same icon class from twitter bootstrap all you need to do is something like this. <%= link_to "Do it@", user_path(@user), :class => "btn icon-ok icon-white" %> ...