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differentiate null=True, blank=True in django
...anslating to None in Python) if you set null=True. The docs even say to avoid setting null=True because it allows two different kinds of "blanky" values. I just tested this behaviour with Django 1.8/MySQL 5.6
– Edward D'Souza
Aug 3 '16 at 17:14
...
Rollback a Git merge
... Sadly, the here link in the @Hilikus comment is no longer valid. The site claims the content got moved to a book ( git-scm.com/book/en/v2 ) but if so, it is non-trivial to locate in there.
– Jesse Chisholm
Jul 26 '19 at 15:23
...
Algorithm to find top 10 search terms
...ncy Estimation Overview
There are some well-known algorithms that can provide frequency estimates for such a stream using a fixed amount of storage. One is Frequent, by Misra and Gries (1982). From a list of n items, it find all items that occur more than n / k times, using k - 1 counters. This is ...
How do you set the startup page for debugging in an ASP.NET MVC application?
...ler to be your default route/view, the code would be:
public static void RegisterRoutes(RouteCollection routes)
{
routes.IgnoreRoute("{resource}.axd/{*pathInfo}");
routes.MapRoute(
"Default", // Route name
"{controller}/{action}/{id}", // URL with pa...
Have a fixed position div that needs to scroll if content overflows
...;
bottom:0;
position:fixed;
overflow-y:scroll;
overflow-x:hidden;
}
This fork of your fiddle shows my fix:
http://jsfiddle.net/strider820/84AsW/1/
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...
What is the opposite of evt.preventDefault();
...ger preventing it.
Otherwise I'm inclined to point you to the answers provided by another comments and answers:
How to unbind a listener that is calling event.preventDefault() (using jQuery)?
How to reenable event.preventDefault?
Note that the second one has been accepted with an example solutio...
Get characters after last / in url
...
Very simply:
$id = substr($url, strrpos($url, '/') + 1);
strrpos gets the position of the last occurrence of the slash; substr returns everything after that position.
As mentioned by redanimalwar if there is no slash this doesn't work...
Restore file from old commit in git
I have an old commit that I did a few weeks ago. I want to restore only a single file from that commit. What do I do?
4 Ans...
What is the recommended way to delete a large number of items from DynamoDB?
...
What I ideally want to do is call LogTable.DeleteItem(user_id) -
Without supplying the range, and have it delete everything for me.
An understandable request indeed; I can imagine advanced operations like these might get added o...
Make Bootstrap Popover Appear/Disappear on Hover instead of Click
...ne.
This can be done using either data-* attributes in the markup:
<a id="popover" data-trigger="hover">Popover</a>
Or with an initialization option:
$("#popover").popover({ trigger: "hover" });
Here's a DEMO.
...