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Get JSF managed bean by name in any Servlet related class
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In a servlet based artifact, such as @WebServlet, @WebFilter and @WebListener, you can grab a "plain vanilla" JSF @ManagedBean @RequestScoped by:
Bean bean = (Bean) request.getAttribute("beanName");
and @ManagedBean @SessionScoped by:
Be...
C++ template typedef
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to install python3 version of package via pip on Ubuntu?
...sudo pip-3.2 install <package> (installing python packages into your base system requires root, of course).
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Profit!
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How to execute a Python script from the Django shell?
...command you want to execute from ./manage.py)
from django.core.management.base import BaseCommand
class Command(BaseCommand):
def handle(self, **options):
# now do the things that you want with your models here
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JPA eager fetch does not join
... extremes and SUBSELECT falls in between. One can choose suitable strategy based on her/his domain model.
By default SELECT is used by both JPA/EclipseLink and Hibernate. This can be overridden by using:
@Fetch(FetchMode.JOIN)
@Fetch(FetchMode.SUBSELECT)
in Hibernate. It also allows to set SELE...
Get and Set a Single Cookie with Node.js HTTP Server
...n equal (=) sign as in one of Facebook's cookies like fbm_1234123412341234=base_domain=.domain.com.
– Eye
Oct 3 '12 at 9:31
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Can someone explain the HTML5 aria-* attribute?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Java Try Catch Finally blocks without Catch
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I have to say, this covers all the bases!
– Oscar Bravo
Mar 14 '18 at 15:37
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How to install python modules without root access?
...ven without root access. There's a standard way to do this using site.USER_BASE which defaults to something like $HOME/.local or $HOME/Library/Python/2.7/bin and is included by default on the PYTHONPATH
To do this, create a .pydistutils.cfg in your home directory:
cat > $HOME/.pydistutils.cfg &...
Select datatype of the field in postgres
...table'::regclass::oid; -- example way to find pg_class entry for a table
Based on https://gis.stackexchange.com/a/97834.
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