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Tying in to Django Admin's Model History
...logs = LogEntry.objects.exclude(change_message="No fields changed.").order_by('-action_time')[:20]
logCount = LogEntry.objects.exclude(change_message="No fields changed.").order_by('-action_time')[:20].count()
return render(request, template, {"logs":logs, "logCount":logCount})
As seen in...
How can I stop a Postgres script when it encounters an error?
... an error occurred in a script and the variable
ON_ERROR_STOP was set.
By default if the sql code you are running on the PostgreSQL server error psql won't quit an error. It will catch the error and continue. If, as mentioned above, you set the ON_ERROR_STOP setting to on, when psql catches an...
Setting background-image using jQuery CSS property
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By the by, doing $('#elem').css('background-image', 'url(' + encodeURIComponent(thumbData.url) + ')'); gave me background-image: url("%2Ffiles%2Fusers%2Fthumbs%2F36206608-hd-pics-3.jpg");
– Daerik
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How do I clear only a few specific objects from the workspace?
...
You'll find the answer by typing ?rm
rm(data_1, data_2, data_3)
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How to convert a string to utf-8 in Python
...ype 'str'>, <type 'unicode'>)
^ This is the difference between a byte string (plain_string) and a unicode string.
>>> s = "Hello!"
>>> u = unicode(s, "utf-8")
^ Converting to unicode and specifying the encoding.
In Python 3
All strings are unicode. The unicode function d...
Access POST values in Symfony2 request object
... since it
returns the data (usually an object) after it's been transformed by the form framework.
When you want to access the form token, you have to use the answer of Problematic
$postData = $request->request->get('contact'); because the getData() removes the element from the array
Symfony 2...
How to get the current time in milliseconds from C in Linux?
...answered Sep 21 '10 at 2:44
yadabyadab
1,90311 gold badge1414 silver badges2323 bronze badges
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Why does PostgreSQL perform sequential scan on indexed column?
... Interesting, that explains many things for me :) Indeed, when I select by year > 2010 it does index scan. Thank you!
– Alex Vayda
Mar 5 '11 at 15:24
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Twitter API returns error 215, Bad Authentication Data
...omatically encodes, but our parameters
// are already encoded, and must be by this point, so we undo
// the encoding step
$querystring = urldecode(http_build_query($arr, '', '&'));
$url = "https://$host$path";
// mash everything together for the text to hash
$base_string = $method."&".rawu...
What is data oriented design?
... letting data control a lot of your programs behavior (described very well by Andrew Keith's answer).
Say you have ball objects in your application with properties such as color, radius, bounciness, position etc.
Object Oriented Approach
In OOP you would describe balls like this:
class Ball {
...