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Find out if ListView is scrolled to the bottom?
... your calculation stuff here. You have all your
// needed info from the parameters of this function.
// Sample calculation to determine if the last
// item is fully visible.
final int lastItem = firstVisibleItem + visibleItemCount;
if(la...
Using the slash character in Git branch name
...ven when you call pack-refs, so it’s going out of its way to protect you from this.
– Josh Lee
Mar 27 '10 at 0:37
24
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Django Forms: if not valid, show form with error message
...
views.py
from django.contrib import messages
def view_name(request):
if request.method == 'POST':
form = form_class(request.POST)
if form.is_valid():
return HttpResponseRedirect('/thanks'/)
el...
Image library for Python 3
..., you may pip3 install Image (I was using pillow without knowing), and you from PIL import Image. It also supports all the major platforms now. When looking for a PIL for python3, this is definitely the choice.
– Yosh
Oct 13 '14 at 15:25
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How to check edittext's text is email address or not?
...
String implements CharSequence so I think the cast from email to inputStr is redundant.
– nuala
Aug 2 '12 at 15:11
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How do I print the elements of a C++ vector in GDB?
...ions I have used in the past, none of them is perfect.
1) Use GDB scripts from http://clith.com/gdb_stl_utils/ These scripts allow you to print the contents of almost all STL containers. The problem is that this does not work for nested containers like a stack of sets.
2) Visual Studio 2005 has fa...
What is the difference between Trap and Interrupt?
...tor 0) but the kernel developers have several choices how to handle it. So from a user process, it's a trap but from the CPU side, it's an interrupt. Who is right? None? Both?
– Aaron Digulla
May 22 '12 at 11:06
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Max parallel http connections in a browser?
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The limit of 2 connections per server has been removed from the HTTP 1.1 RFC: evertpot.com/http-11-updated
– Florian Winter
Sep 26 '14 at 7:29
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How to make lists contain only distinct element in Python? [duplicate]
...
@Ant Dictionary key order is preserved from Python 3.6, but it says "the order-preserving aspect of this new implementation is considered an implementation detail and should not be relied upon". Since they're both based on hashes, I'd think set would be the same, ...
Should I be concerned about excess, non-running, Docker containers?
...work like so:
sudo docker run -i -t --rm ubuntu /bin/bash
When you exit from the container it will be automatically removed.
You can test this by listing your docker containers in one terminal window:
watch -n1 'sudo ls -c /var/lib/docker/containers'
And then in another window run this comman...