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How to deep copy a list?
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Thanks.But I thought list() is a deep copy since id(E0) not equal to id(E0_copy). Could u explain why it happen?
– Shen
Jul 26 '13 at 7:53
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Alter a MySQL column to be AUTO_INCREMENT
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ALTER TABLE document MODIFY COLUMN document_id INT auto_increment
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Creating a dynamic choice field
... self.fields['waypoints'] = forms.ChoiceField(
choices=[(o.id, str(o)) for o in Waypoint.objects.filter(user=user)]
)
from your view while initiating the form pass the user
form = waypointForm(user)
in case of model form
class waypointForm(forms.ModelForm):
def __in...
How can I generate an ObjectId with mongoose?
I'd like to generate a MongoDB ObjectId with Mongoose. Is there a way to access the ObjectId constructor from Mongoose?
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How to check if a process id (PID) exists
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To check for the existence of a process, use
kill -0 $pid
But just as @unwind said, if you're going to kill it anyway, just
kill $pid
or you will have a race condition.
If you want to ignore the text output of kill and do something based on the exit code, you can
if ! kill...
How to sort an array of objects with jquery or javascript [duplicate]
...rs who use IE 7/8/9. We haven't had any issues with this code. Can you provide more information about your code?
– Ketan
Mar 6 '13 at 17:00
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Is there a naming convention for MySQL?
... about how you would cope with a single table foo_bar that has columns foo_id and another_foo_id both of which reference the foo table foo_id column. You might want to consider how to deal with this. This is a bit of a corner case though!
Point 4 - Similar to Point 3. You may want to introduce a nu...
How to set TextView textStyle such as bold, italic
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To keep any previous typeface but to get rid of bold or italic style, use following code : textView.setTypeface(Typeface.create(textView.getTypeface(), Typeface.NORMAL), Typeface.NORMAL);
– Shnkc
Mar 14 '15 at 14:04
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jQuery $(“#radioButton”).change(…) not firing during de-selection
...ut[name=someRadioGroup]:radio").change(function () {
Here's a working jsfiddle example (updated from Chris Porter's comment.)
Per @Ray's comment, you should avoid using names with . in them. Those names work in jQuery 1.7.2 but not in other versions (jsfiddle example.).
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Using column alias in WHERE clause of MySQL query produces an error
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@megaSteve4 I did have the same problem! Using "HAVING" solved it smoothly. :)
– Johan
May 2 '13 at 23:02
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