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How do I raise the same Exception with a custom message in Python?
...d from ValueError. For example UnicodeDecodeError.
Note that you can add whatever you like to err. For example err.problematic_array=[1,2,3].
Edit: @Ducan points in a comment the above does not work with python 3 since .message is not a member of ValueError. Instead you could use this (valid py...
Autowiring two beans implementing same interface - how to set default bean to autowire?
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Thanks! What's the difference between specifying the bean name via @Resource and @Qualifier, apart from the fact that the former is relatively newer than the latter?
– asgs
Jun 13 '15 at 19:12
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JPA EntityManager: Why use persist() over merge()?
...ither way will add an entity to a PersistenceContext, the difference is in what you do with the entity afterwards.
Persist takes an entity instance, adds it to the context and makes that instance managed (ie future updates to the entity will be tracked).
Merge returns the managed instance that th...
How do I call setattr() on the current module?
What do I pass as the first parameter " object " to the function setattr(object, name, value) , to set variables on the current module?
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Use of Application.DoEvents()
...u don't do it right. Easily. And doing it right requires knowing exactly what it does, which in the case of DoEvents() is definitely not easy to grok.
Right off the bat: almost any Windows Forms program actually contains a call to DoEvents(). It is cleverly disguised, however with a different na...
Which is better: … or …
...type, <script>...</script> is valid and a good choice.
As to what should go in the type attribute, the MIME type application/javascript registered in 2006 is intended to replace text/javascript and is supported by current versions of all the major browsers (including Internet Explorer ...
Find rows that have the same value on a column in MySQL
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created what was essentially infinite recursion or something on mysql resulting in a dead database due to "too many connections" :-/
– huygir
Mar 5 '18 at 17:40
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Replacing all non-alphanumeric characters with empty strings
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The second one doesn't answer the question. What about characters like : / \ etc?
– WW.
Dec 29 '14 at 4:03
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Error in Swift class: Property not initialized at super.init call
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What if I need the value to calculate y, for example: init(y: Int) { self.y = y * self.x super.init() }
– 6rod9
Dec 12 '17 at 18:59
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CSS - Expand float child DIV height to parent's height
...hat padding will be included in the background however, so that may not be what you want. But you're right that it's not quite as flexible as a normal margin. And you can't position anything relative to the columns, which may be a problem.
– Eamon Nerbonne
No...