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Bogus foreign key constraint fail
...doing a "SHOW ENGINE INNODB STATUS" after the drop fails.
If it turns out to be the latter case, I'd dump and restore the whole server if you can.
MySQL 5.1 and above will give you the name of the table with the FK in the error message.
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Are C++ enums signed or unsigned?
Are C++ enums signed or unsigned? And by extension is it safe to validate an input by checking that it is = your min value (assuming you started at 0 and incremented by 1)?
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Converting a string to a date in JavaScript
How can I convert a string to a date in JavaScript?
33 Answers
33
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Call Activity method from adapter
Is it possible to call method that is defined in Activity from ListAdapter ?
8 Answers
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Send POST data using XMLHttpRequest
I'd like to send some data using an XMLHttpRequest in JavaScript.
13 Answers
13
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Importing from a relative path in Python
...ting a relative import rather than an absolute import. The '..' means, go to the directory above me:
from ..Common import Common
As a caveat, this will only work if you run your python as a module, from outside of the package. For example:
python -m Proj
Original hacky way
This method is...
What are the differences between Clojure, Scheme/Racket and Common Lisp?
...tly are the differences? Could you give an overview, if possible, covering topics such as syntax, characteristics, features and resources.
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Select the values of one property on all objects of an array in PowerShell
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I think you might be able to use the ExpandProperty parameter of Select-Object.
For example, to get the list of the current directory and just have the Name property displayed, one would do the following:
ls | select -Property Name
This is still r...
When should the xlsm or xlsb formats be used?
Since Excel 2007, Microsoft has split the classical .xls format to several formats (in particular, .xlsx , .xlsm , .xlsb ). I've got no problem to understand the use and purpose of .xlsx format but I am still wondering whether we should use a .xlsm or a .xlsb format when creating a file c...
How to check if UILabel is truncated?
...nning in portrait or landscape mode on an iPhone or iPad. When the text is too long to show on one line and it truncates I want the user to be able to press it and get a popup of the full text.
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