I\'m struggling with some PHP/MySQL code.I am reading from 1 table, changing some fields then writing to another table, nothing happens if inserting and one of the array values is null when I would li
I\'m having a very difficult time debugging a problem with an application I\'ve been building.The problem itself I cannot seem to reproduce with a representitive test program with the same issue which
This question already has answers here: How to avoid NoMethodEr开发者_如何学Pythonror for missing elements in nested hashes, without repeated nil checks?
What\'s the best way to go about handling nulls during a binary search over a List<string> (well, it would be a List<string> if I could read all the values out beforehand)?
How to check if an std::wstri开发者_JS百科ng is null or empty?wstring is not a pointer, it cannot be null. You can check if it\'s empty (that is, is equivalent to \"\") either by direct comparison to
I want to uninstall my Java EE 6 SDK on my windows 7 machine, but when I run the included uninstall program, I get the following error.
I have a fullscreen modalView called with : PreferencesController *nextWindow = [[[PreferencesController alloc] initWithNibName:@\"Preferences\" bundle:nil] autorelease];
I need to perform an avg on a column, but I know that most of the values in that column will be zero. Out of all possible rows, only two will pr开发者_如何学Cobably have positive values. How can I tel
I created a service and callResponder (Via Generate Service Call and Generate Form in Flash Builder 4) that query a MySQL database for a name and a birth date.
For MySQL, I want a query that returns a SUM of an expression, EXCEPT that I want the returned value to be NULL if any of the expressions included in the SUM are NULL.(The normal operation of SUM is t
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