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How to combine two or more querysets in a Django view?
...ython 2.4 or later, you can use attrgetter instead of a lambda. I remember reading about it being faster, but I didn't see a noticeable speed difference for a million item list.
from operator import attrgetter
result_list = sorted(
chain(page_list, article_list, post_list),
key=attrgetter('...
PHP + curl, HTTP POST sample code?
...o www.google.com and sent it some data.
Had the server been programmed to read in the post variables, it could decide to do something different based upon that.
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What is the difference between GitHub and gist?
...
Take a moment to read through the editing help in the help center. Formatting on Stack Overflow is different than other sites.
– Isiah Meadows
Feb 7 '18 at 22:32
...
Problems with Android Fragment back stack
...ce(R.id.main_content, f3).addToBackStack(null).commit();
I'm not sure by reading docs if this should work, this poping transaction method is said to be asynchronous, and maybe a better way would be to call popBackStackImmediate(). But as far I can tell on my devices it's working flawlessly.
The s...
Is there a way to make ellipsize=“marquee” always scroll?
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@Mur: Yes, read the TextView documentation and take a look at android:marqueeRepeatLimit.
– Christopher Orr
Dec 2 '10 at 11:26
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Command to change the default home directory of a user
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The default home directory defined by HOME variable, find line that
read as follows:
HOME=/home
Replace with:
HOME=/iscsi/user
Save and close the file. Now you can add user using regular useradd
command:
# useradd vivek
# passwd vivek
Verify user information:
# finger ...
Why should I care that Java doesn't have reified generics?
... @gustafc: if you think that C++ templates give you complete type safety, read this: kdgregory.com/index.php?page=java.generics.cpp
– kdgregory
Dec 18 '09 at 14:47
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Creating email templates with Django
...de below for sending email was in a model viewset in my views.py
So after reading multiple nice answers, this is what I did.
from django.template.loader import render_to_string
from django.core.mail import EmailMultiAlternatives
def send_receipt_to_email(self, request):
emailSubject = "Subje...
What is the difference between exit and return? [duplicate]
...urse when it's your program do whatever you prefer or believe is easier to read.
– kriss
Apr 3 '19 at 9:13
@kriss: thi...
What is the meaning of “__attribute__((packed, aligned(4))) ”
...issues: data alignment and data structure padding.
When a modern computer reads from or writes to a memory address, it will do this in word sized chunks (e.g. 4 byte chunks on a 32-bit system). Data alignment means putting the data at a memory offset equal to some multiple of the word size, which i...