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How to handle checkboxes in ASP.NET MVC forms?

...input type="submit" value="Submit" /> <%}%> Your checkboxes are all called selectedObjects, and the value of each checkbox is the GUID of the corresponding object. Then post to the following controller action (or something similar that does something useful instead of Response.Write()) ...
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How to add a primary key to a MySQL table?

... Column If you want to add a primary key constraint to an existing column all of the previously listed syntax will fail. To add a primary key constraint to an existing column use the form: ALTER TABLE `goods` MODIFY COLUMN `id` INT(10) UNSIGNED PRIMARY KEY AUTO_INCREMENT; ...
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Running multiple async tasks and waiting for them all to complete

...ed to run multiple async tasks in a console application, and wait for them all to complete before further processing. 9 Ans...
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Media Queries: How to target desktop, tablet, and mobile?

...es */ } @media (min-width:481px) { /* portrait e-readers (Nook/Kindle), smaller tablets @ 600 or @ 640 wide. */ } @media (min-width:641px) { /* portrait tablets, portrait iPad, landscape e-readers, landscape 800x480 or 854x480 phones */ } @media (min-width:961px) { /* tablet, landscape iPad, lo-r...
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When do I really need to use atomic instead of bool? [duplicate]

...use bool is atomic by nature? I don't think it's possible to have a partially modified bool value. When do I really need to use atomic<bool> instead of bool ? ...
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]

...p the extreme aspect ratios, that are rarely seen at phone size or larger, all the other devices fit a range from 1.3333 to 1.7778, which conveniently matches the current iPhone/iPad ratios (considering all devices in portrait mode). Note that there are quite a few variations within that range, so i...
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How enumerate all classes with custom class attribute?

... I like LINQ. Love it, actually. But it takes a dependency on .NET 3.5, which yield return does not. Also, LINQ eventually breaks down to essentially the same thing as yield return. So what have you gained? A particular C# syntax, that is a prefere...
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What causes java.lang.IncompatibleClassChangeError?

...out recompiling the client code. Java Language Specification §13 details all such changes, most prominently, changing non-static non-private fields/methods to be static or vice versa. Recompile the client code against the new library, and you should be good to go. UPDATE: If you publish a public...
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Is there an easy way to convert jquery code to javascript? [closed]

...OM traversing and manipulation with the plain DOM api (you would probably call this: normal JavaScript). This can however be a pain for some things. (which is why libraries were invented in the first place). Googling for "javascript DOM traversing/manipulation" should present you with plenty of h...
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How to remove text from a string?

...eplace('data-',''); console.log(ret); //prints: 123 Docs. For all occurrences to be discarded use: var ret = "data-123".replace(/data-/g,''); PS: The replace function returns a new string and leaves the original string unchanged, so use the function return value after the replace() c...