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How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
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According to the documentation, you should use:
from django.db.models import Count
Transaction.objects.all().values('actor').annotate(total=Count('actor')).order_by('total')
values() : specifies which columns are going to be used to "group by"
D...
How Can I Download a File from EC2 [closed]
What scp arguments should I use to download a file from an Amazon EC2 instance to local storage?
2 Answers
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Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?
...fig setting insists on changing those...
Simply make sure that (as I recommend here):
git config --global core.autocrlf false
That way, you avoid any automatic transformation, and can still specify them through a .gitattributes file and core.eol directives.
windows git "LF will be replaced...
How can I submit a form using JavaScript?
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Set the name attribute of your form to "theForm" and your code will work.
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facebook: permanent Page Access Token?
...a project that has facebook pages as one of its data sources. It imports some data from it periodically with no GUI involved. Then we use a web app to show the data we already have.
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How to Concatenate Numbers and Strings to Format Numbers in T-SQL?
...eadable
Now onto the problem...
You need to explicitly convert your parameters to VARCHAR before trying to concatenate them. When SQL Server sees @my_int + 'X' it thinks you're trying to add the number "X" to @my_int and it can't do that. Instead try:
SET @ActualWeightDIMS =
CAST(@Actual_Di...
Any way to force strict mode in node?
...discussed, these are rather old however and I have no idea if this is implemented or not.
5 Answers
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What is the difference between declarative and imperative programming? [closed]
... a definition for declarative and imperative programming that would shed some light for me. However, the language used at some of the resources that I have found is daunting - for instance at Wikipedia .
Does anyone have a real-world example that they could show me that might bring some perspective...
How do I detect when someone shakes an iPhone?
I want to react when somebody shakes the iPhone. I don't particularly care how they shake it, just that it was waved vigorously about for a split second. Does anyone know how to detect this?
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How to force garbage collector to run?
Interviewer asked me about this today ...is there an answer ?
7 Answers
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