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The quest for the Excel custom function tooltip

...s XLL? An XLL is a DLL that exports several procedures that are called by Excel or the Excel Add-in Manager. http://msdn.microsoft.com/en-us/library/office/bb687861.aspx How you develop the XLL? Excel XLL SDK with Visual C++ (or anything that can compile a DLL and call the SDK procedures...
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(this == null) in C#!

... that, I agree with everything else what was found, analyzed and described by you and others:) – quetzalcoatl Aug 14 '12 at 1:05 ...
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Java Singleton and Synchronization

... will be loaded and instance will be created, and since this is controlled by ClassLoaders, no additional synchronization is necessary. share | improve this answer | follow ...
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Jquery change background color

... code (caching of the jQuery object, chaining, etc.) Update: As suggested by VKolev the color is now changing when the item is hidden. share | improve this answer | follow ...
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PHP code is not being executed, instead code shows on the page

... short tags in the PHP file (<?), these are not enabled on all servers by default and their use is discouraged. Use <?php instead (or enable short tags in your php.ini with short_open_tag=On if you have code that relies on them). Make sure you are accessing your file over your webserver usin...
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How do I create my own URL protocol? (e.g. so://…) [closed]

...t protocol to the application specified, everything else should be handled by the application itself. – James Gregory Dec 23 '08 at 19:32 5 ...
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Getting assembly name

...ption class has a source property which is set to the name of the assembly by default. Is there another way to get this exact string (without parsing a different string)? ...
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When to call activity context OR application context?

..., if the Context from getApplicationContext() holds onto something created by your calls on it that you don't clean up. With an Activity, if it holds onto something, once the Activity gets garbage collected, everything else flushes out too. The Application object remains for the lifetime of your pro...
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How to get “their” changes in the middle of conflicting Git rebase?

... As pointed out in the git-rebase docs: Note that a rebase merge works by replaying each commit from the working branch on top of the branch. Because of this, when a merge conflict happens, the side reported as ours is the so-far rebased series, starting with <upstream>, and theirs ...
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How to properly override clone method?

...classes will inherit it appropriately). The exception is explicitly thrown by an implementation - this is the recommended way to prevent clonability in a subclass when the superclass is Cloneable. The latter case cannot occur in your class (as you're directly calling the superclass' method in the ...