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Django using get_user_model vs settings.AUTH_USER_MODEL
...eignKey/ManyToMany-relation.
From the changelog:
get_user_model() can now be called at import time, even in modules that define models.
so... is there still a reason to use settings.AUTH_USER_MODEL? Well, the docs still recommend the settings.AUTH_USER_MODEL (which is a string) for defining r...
How to attach javadoc or sources to jars in libs folder?
...s. Any .jar files in the /libs folder are added to the build configuration now. Unfortunately Android Dependencies classpath container is non modifiable.
...
How do I create a random alpha-numeric string in C++?
...
Please use C++11 or boost random, we're in 2016 now
– Nikko
Jan 29 '16 at 13:23
13
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Prototypical inheritance - writing up [duplicate]
... function it uses this. The value of this will be the invoking object; for now let's say it's the current instance so for bob.walk() "this" will be bob. (more on "this" and the invoking object later).
If ben was waiting for a red light and and bob was at a green light; then you'll invoke walk() on ...
Naming of ID columns in database tables
... does this!)and forget to change the alias in the join condition.
So you now have
select t1.field1, t2.field2, t3.field3
from table1 t1
join table2 t2 on t1.id = t2.table1id
join table3 t3 on t1.id = t3.table2id
when you meant
select t1.field1, t2.field2, t3.field3
from table1 t1
join table...
Finding the path of the program that will execute from the command line in Windows
...n folder c:\abcd\happy\ on the system. The folder is on the system path. Now suppose there is another program on the system that's also called X.EXE but is installed in folder c:\windows\ .
...
Can you run GUI applications in a Docker container?
...er nicely for me on an Ubuntu 14.04 laptop with docker 1.5 earlier; but is now failing for me on Ubuntu 15.04, docker 1.6.2, with the error Can't open display: :0. Any ideas?
– cboettig
Jun 10 '15 at 4:30
...
Ignoring an already checked-in directory's contents?
...n several projects. They are all in one directory without sub-directories. Now I just created a script to copy these assets over from another, structured directory, with several levels of sub-directories.
...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
...% packet loss
round-trip min/avg/max/stddev = 0.088/0.091/0.096/0.000 ms
Now, running the image with an argument will ping the argument:
$ docker run -it test google.com
PING google.com (173.194.45.70): 48 data bytes
56 bytes from 173.194.45.70: icmp_seq=0 ttl=55 time=32.583 ms
56 bytes from 173....
How do I delete a fixed number of rows with sorting in PostgreSQL?
...g where id = any (array( select id from cs_logging where date_created < now() - interval '1 days' * 30 and partition_key like '%I' order by id limit 500 )) Slow one: delete from cs_logging where id in ( select id from cs_logging where date_created < now() - interval '1 days' * 30 and partition...