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Best way to make Django's login_required the default
...leware may be your best bet. I've used this piece of code in the past, modified from a snippet found elsewhere:
import re
from django.conf import settings
from django.contrib.auth.decorators import login_required
class RequireLoginMiddleware(object):
"""
Middleware component that wraps ...
How do I run a batch script from within a batch script?
... the current batch file, and it will wait until the CALLed one completes.
If you don't want it to block, use START instead.
Get the nitty-gritty details by using CALL /? or START /? from the cmd prompt.
share
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How to exit in Node.js
...()
From the docs:
process.exit([exitcode])
Ends the process with the specified code. If omitted, exit uses the 'success' code 0.
To exit with a 'failure' code:
process.exit(1);
The shell that executed node should see the exit code as 1.
...
Python: try statement in a single line
...safer way (and the prevailing style) is to set all variables to something. If they might not get set, set them to None first (or 0 or '' or something if it is more applicable.)
If you do assign all the names you are interested in first, you do have options.
The best option is an if statement.
...
.Contains() on a list of custom class objects
...
If you are using .NET 3.5 or newer you can use LINQ extension methods to achieve a "contains" check with the Any extension method:
if(CartProducts.Any(prod => prod.ID == p.ID))
This will check for the existence of a pro...
PHP convert date format dd/mm/yyyy => yyyy-mm-dd [duplicate]
...isambiguated by looking
at the separator between the various components: if the separator is a
slash (/), then the American m/d/y is assumed; whereas if the
separator is a dash (-) or a dot (.), then the European d-m-y
format is assumed. Check more here.
Use the default date function.
$va...
Why is Maven downloading the maven-metadata.xml every time?
...le tells Maven to contact the remote repo (Nexus in my case, Maven Central if you're not using your own remote repo) any time Maven needs to retrieve a snapshot artifact during a build, checking to see if there's a newer copy. The metadata is required for this. If there is a newer copy Maven downl...
Linux delete file with size 0 [duplicate]
How do I delete a certain file in linux if its size is 0. I want to execute this in an crontab without any extra script.
8 ...
Chrome, Javascript, window.open in new tab
...olled by Internet Explorer users.
Opening pages using Window.open with a different window name will open in a new browser window like a popup, OR open in a new tab, if the user configured the browser to do so.
EDIT:
A more detailed explanation:
1. In modern browsers, window.open will open in a n...
Is it possible to read the value of a annotation in java?
...
Yes, if your Column annotation has the runtime retention
@Retention(RetentionPolicy.RUNTIME)
@interface Column {
....
}
you can do something like this
for (Field f: MyClass.class.getFields()) {
Column column = f.getAnno...