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Django ModelForm: What is save(commit=False) used for?
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106
That's useful when you get most of your model data from a form, but need to populate some null=...
How can I copy the content of a branch to a new local branch?
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edited Feb 21 '13 at 10:00
answered Feb 21 '13 at 9:44
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How to update a single library with Composer?
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550
To install doctrine/doctrine-fixtures-bundle with version 2.1.* and minimum stability @dev use t...
Number of days between two NSDates [duplicate]
...mponents:NSCalendarUnitDay
fromDate:fromDate toDate:toDate options:0];
return [difference day];
}
EDIT:
Fantastic solution above, here's Swift version below as an extension on NSDate:
extension NSDate {
func numberOfDaysUntilDateTime(toDateTime: NSDate, inTimeZone timeZone: NSTime...
Match multiple cases classes in scala
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edited Dec 3 '09 at 6:54
answered Dec 3 '09 at 6:42
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Count how many files in directory PHP
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edited Oct 9 '12 at 14:07
answered Oct 9 '12 at 14:01
Ba...
Change timestamps while rebasing git branch
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answered Oct 16 '09 at 18:36
Michael Krelin - hackerMichael Krelin - hacker
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Java HashMap performance optimization / alternative
...ted out the hashCode() method was to blame. It was only generating around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every o...
Convert a Unix timestamp to time in JavaScript
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1810
let unix_timestamp = 1549312452
// Create a new JavaScript Date object based on the timesta...
Draw radius around a point in Google map
I'm using the Google Maps API and have added markers. Now I want to add a 10 mile radius around each marker, meaning a circle that behaves appropriately while zooming. I have no idea how to do that and it seems it's not something common.
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