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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
... -p mode of git add -p or git stash -p what does each of the letters stand for?
2 Answers
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How can I delete a newline if it is the last character in a file?
...line if it is the last character in a file. od -c shows me that the command I run does write the file with a trailing new line:
...
Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...
This is what solved it for us and these folks:
Our project started with Django 1.4, we went to 1.5 and then to 1.7. Our wsgi.py looked like this:
import os
from django.core.handlers.wsgi import WSGIHandler
os.environ['DJANGO_SETTINGS_MODULE'] = 'myapp...
Looping through the content of a file in Bash
... effects of trimming leading whitespace, interpreting backslash sequences, and skipping the last line if it's missing a terminating linefeed. If these are concerns, you can do:
while IFS="" read -r p || [ -n "$p" ]
do
printf '%s\n' "$p"
done < peptides.txt
Exceptionally, if the loop body m...
How do I disable orientation change on Android?
...lication that I just would like to use in portrait mode, so I have defined
android:screenOrientation="portrait" in the manifest XML. This works OK for the HTC Magic phone (and prevents orientation changes on other phones as well).
...
Text-align class for inside a table
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It's weird that I tried using text-md-right (and xs & lg) but they wouldn't work. I was in Codepen so that may have something to do with it. Anyways, this answer worked for me. Thanks!
– Edson
May 21 '16 at 23:35
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Java current machine name and logged in user?
...it possible to get the name of the currently logged in user (Windows/Unix) and the hostname of the machine?
4 Answers
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\r\n, \r and \n what is the difference between them? [duplicate]
I need to ask about the difference in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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Can't create handler inside thread that has not called Looper.prepare()
...You're calling it from a worker thread. You need to call Toast.makeText() (and most other functions dealing with the UI) from within the main thread. You could use a handler, for example.
Look up Communicating with the UI Thread in the documentation. In a nutshell:
// Set this up in the UI thread....
DISTINCT for only one column
...OM Products
WHERE ProductModel = 2
AND ProductName LIKE 'CYBER%'
) a
WHERE rn = 1
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