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Add unique constraint to combination of two columns

...d... button Check the columns you want included Click OK in each window. share | improve this answer | follow | ...
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Backbone.View “el” confusion

...it do anything. An example: I have a view that creates individual items window.ItemView = Backbone.View.extend({ tagName: "li", //this defaults to div if you don't declare it. template: _.template("<p><%= someModelKey %></p>"), events: { //this event will be...
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Convert blob URL to normal URL

...eader.onload = function() { var blobAsDataUrl = reader.result; window.location = blobAsDataUrl; }; reader.readAsDataURL(recoveredBlob); }; xhr.open('GET', blobUrl); xhr.send(); data: URLs are probably not what you mean by "normal" and can be problematically large. H...
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Bootstrap 3 breakpoints and media queries

...site (http://getbootstrap.com/examples/navbar-fixed-top/), and resize your window to see how it treats the design after 768px. share | improve this answer | follow ...
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Should operator

...ms, you should avoid it on platforms where wchar_t code is common (i.e. on Windows). Hope this will help. share | improve this answer | follow | ...
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Differences between Octave and MATLAB? [closed]

...hat it's free at every opportunity. It's developed by volunteers who hate Windows with a passion. Therefore Octave runs on Windows grudgingly. It's quite surprising that as many MATLAB features exist as they do. But here's the rub. Anytime you try to do something more than trivially complex, Oc...
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Detect iPad Mini in HTML5

...aller clone of the iPad 2 in more ways than we'd want. In JavaScript, the window.navigator object exposes the same values for the Mini and iPad 2. My tests so far to detect the difference have not lead to success. ...
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HTTPS with Visual Studio's built-in ASP.NET Development Server

... Then just don't forget to use the SSL URL from that properties window, because if you didn't change it, next time you start debugging it'll still use the non-SSL URL (obvious, but easy to overlook..) – BornToCode Aug 6 '14 at 13:21 ...
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Change / Add syntax highlighting for a language in Sublime 2/3

...en be available in the syntax menu at the very bottom right of the Sublime window, either on its own (it will say "SystemVerilog") or under the User submenu, depending on your setup. If you want the whole package, make sure Package Control has been installed correctly, the open the command palette, ...
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What to do about Eclipse's “No repository found containing: …” error messages?

...e' before checking the URL link. Option #2 worked for me. I went to Window > Preferences > Install/Update > Available Software Sites, then for each enabled site I added a / to the end of the URL (if it wasn't there already), then clicked Reload. ...