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Interface or an Abstract Class: which one to use?

Please explain when I should use a PHP interface and when I should use an abstract class ? 11 Answers ...
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Is there a way to make a PowerShell script work by double clicking a .ps1 file?

I am distributing a PowerShell script to my team. The script is to fetch an IP address from the Vsphere client, make an mstsc connection, and log it in a shared file. ...
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Why and How to avoid Event Handler memory leaks?

I just came to realize, by reading some questions and answers on StackOverflow, that adding event handlers using += in C# (or i guess, other .net languages) can cause common memory leaks... ...
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How do I mock an open used in a with statement (using the Mock framework in Python)?

How do I test the following code with unittest.mock : 8 Answers 8 ...
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Has Facebook sharer.php changed to no longer accept detailed parameters?

We have been opening a sharing popup (via window.open) with the URL like 5 Answers 5 ...
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Checkout one file from Subversion

"It is not possible to check out a single file. The finest level of checkouts you can do is at the directory level." 19 Ans...
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Why are nested weights bad for performance? Alternatives?

I have written a couple layout files where I used the layout_weight attribute to create a ratio between different views. ...
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What is the proper way to check for null values?

I love the null-coalescing operator because it makes it easy to assign a default value for nullable types. 10 Answers ...
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How to delete migration files in Rails 3

I would like to remove/delete a migration file. How would I go about doing that? I know there are similar questions on here but as an update, is there a better way than doing script/destroy? ...
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Extension methods must be defined in a non-generic static class

I'm getting the error: 10 Answers 10 ...