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What is the good python3 equivalent for auto tuple unpacking in lambda?
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According to http://www.python.org/dev/peps/pep-3113/ tuple unpacking are gone, and 2to3 will translate them like so:
As tuple parameters are used by lambdas because of the single
expression limitation, they must also be supported. This is...
About catching ANY exception
...s, catch BaseException. It's on top of the Exception hierarchy:
Python 3:
https://docs.python.org/3.5/library/exceptions.html#exception-hierarchy
Python 2.7:
https://docs.python.org/2.7/library/exceptions.html#exception-hierarchy
try:
something()
except BaseException as error:
print('An e...
Convert dmesg timestamp to custom date format
...stamp conversion logic & how to enable timestamps when there are none:
https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92677
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What does inverse_of do? What SQL does it generate?
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After this pr (https://github.com/rails/rails/pull/9522) inverse_of is not required in most cases.
Active Record supports automatic identification for most associations with standard names. However, Active Record will not automatically ide...
Do I need all three constructors for an Android custom view?
...ome discussion about whether this constructor is really needed or not. See https://code.google.com/p/android/issues/detail?id=12683
MyView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)
The 3rd constructor works well if you have control over the base theme of the applicati...
How do you convert a DataTable into a generic list?
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I have added some modification to the code from this answer (https://stackoverflow.com/a/24588210/4489664) because for nullable Types it will return exception
public static List<T> DataTableToList<T>(this DataTable table) where T: new()
{
List<T> list = new List...
What's the difference between a POST and a PUT HTTP REQUEST?
...by browser when it knows it talks to a proxy and the final URI begins with https://. The intent of CONNECT is to allow end-to-end encrypted TLS session, so the data is unreadable to a proxy.
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How to have multiple CSS transitions on an element?
...background 1s ease-in-out 2s, width 2s linear; /* Safari */
}
Reference: https://kolosek.com/css-transition/
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Rails 4 multiple image or file upload using carrierwave
...ke a look at CarrierWave's documentation, this is actually very easy now.
https://github.com/carrierwaveuploader/carrierwave/blob/master/README.md#multiple-file-uploads
I will use Product as the model I want to add the pictures, as an example.
Get the master branch Carrierwave and add it to your...
Javascript library for human-friendly relative date formatting [closed]
...2019-01-01", "YYYY-MM-DD");
console.log(date.fromNow());
<script src="https://momentjs.com/downloads/moment.min.js"></script>
The timeago strings are customizable with moment.updateLocale(), so you can change them how you see fit.
The cutoffs are not what the question requests ...