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differentiate null=True, blank=True in django
...ut will never be set as NULL
CHAR and TEXT types are never saved as NULL by Django, so null=True is unnecessary. However, you can manually set one of these fields to None to force set it as NULL. If you have a scenario where that might be necessary, you should still include null=True.
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Sending command line arguments to npm script
...his is a low-level API (whitespace-separated array of strings, as provided by the operating system to the node executable).
Edit 2013.10.03: It's not currently possible directly. But there's a related GitHub issue opened on npm to implement the behavior you're asking for. Seems the consensus is ...
Initialize a long in Java
... answered Jul 26 '11 at 17:29
MByDMByD
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Meaning of …interface{} (dot dot dot interface)
...erence is how you pass the arguments to such a function. It is done either by giving each element of the slice separately, or as a single slice, in which case you will have to suffix the slice-value with the three dots. The following examples will result in the same call:
fmt.Println("First", "Secon...
RESTful password reset
...sword
You have a collection of users, where the single user is specified by the {user_name}. You would then specify the action to operate on, which in this case is reset_password. It is like saying "Create (POST) a new reset_password action for {user_name}".
Previous answer:
I would go for som...
How to effectively work with multiple files in Vim
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You can jump to any tab by using ngt, where n is the index of the tab (beginning with one). I think there's an option that displays the index of each tab near the file name, but I don't know what it is. If anyone knows, I'd love to hear it.
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How to reorder data.table columns (without copying)
...olorder:
In data.table parlance, all set* functions change their input by reference. That is, no copy is made at all, other than temporary working memory, which is as large as one column.
so should be pretty efficient. See ?setcolorder for details.
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How to get file creation & modification date/times in Python?
...r Linux, and I'd like to learn what happens when Linux reads files written by Windows, or vica versa, given that they use st_ctime differently.
– Mark Amery
Sep 14 '16 at 23:59
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How connect Postgres to localhost server using pgAdmin on Ubuntu?
....x/main/pg_hba.conf
and change this line:
Database administrative login by Unix domain socket
local all postgres md5
to
Database administrative login by Unix domain socket
local all postgres trust
Rest...
What is the difference between CurrentCulture and CurrentUICulture properties of CultureInfo in .NET
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If the comments by nicodemus13 and Colonel Panic are to be trusted, it would seem the second part of your trick shouldn't work.
– O. R. Mapper
Apr 6 '18 at 9:48
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