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Android: How to bind spinner to custom object list?
...pinner which contains some names (the names are visible) and each name has its own ID (the IDs are not equal to display sequence). When the user selects the name from the list the variable currentID has to be changed.
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How to tell if a tag failed to load
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There is no error event for the script tag. You can tell when it is successful, and assume that it has not loaded after a timeout:
<script type="text/javascript" onload="loaded=1" src="....js"></script>
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Decorators with parameters?
I have a problem with the transfer of variable 'insurance_mode' by the decorator. I would do it by the following decorator statement:
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Why are #ifndef and #define used in C++ header files?
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Those are called #include guards.
Once the header is included, it checks if a unique value (in this case HEADERFILE_H) is defined. Then if it's not defined, it defines it and continues to the rest of the page.
When the code is included again, the first ifndef fails, resulting in a blank...
Having the output of a console application in Visual Studio instead of the console
When doing a console application in Java with Eclipse, I see the output being put in a text box in the IDE itself, instead of having a console popping up like in Visual Studio. This comes in handy, as even after the program has exited, I can still make good use of the text that was written in it, as...
Subversion stuck due to “previous operation has not finished”?
If I try to update my subversion repo, it says I must run cleanup. If I run cleanup, it says a file is missing. (I deleted a MASSIVE directory of files that failed to commit this morning from my home pc, but then I commit the same set of files from work, and now my home repo is bust). So, cleanup sa...
Is there a combination of “LIKE” and “IN” in SQL?
In SQL I (sadly) often have to use " LIKE " conditions due to databases that violate nearly every rule of normalization. I can't change that right now. But that's irrelevant to the question.
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Is GridFS fast and reliable enough for production?
I develop a new website and I want to use GridFS as storage for all user uploads, because it offers a lot of advantages compared to a normal filesystem storage.
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C++ preprocessor __VA_ARGS__ number of arguments
...variadic argument macros, how to find the number of arguments? I am okay with boost preprocessor, if it has the solution.
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How big can a MySQL database get before performance starts to degrade
...onfiguration so that the read queries can run against the slaves and the write queries run against the master. However if you are not ready for this yet, you can always tweak your indexes for the queries you are running to speed up the response times. Also there is a lot of tweaking you can do to ...