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How to fix “Headers already sent” error in PHP
... the call fails:
Warning: Cannot modify header information - headers already sent (output started at script:line)
Some functions modifying the HTTP header are:
header / header_remove
session_start / session_regenerate_id
setcookie / setrawcookie
Output can be:
Unintentional:
Whitespace...
Horizontal ListView in Android?
...nt. Use the same code of dispatchTouchEvent and delete the method (you can read the difference between the two here http://developer.android.com/guide/topics/ui/ui-events.html#EventHandlers )
@Override
public boolean onTouchEvent(MotionEvent event) {
boolean handled = mGesture.onTouchEvent(even...
Git's famous “ERROR: Permission to .git denied to user”
I have tried googling and read through https://help.github.com/en/articles/connecting-to-github-with-ssh and various, various guides. I am unable to git push -u origin master or git push origin master ( the same command ).
...
Finish all previous activities
... finishing all the other activites. You can add an extra in the intent and read that in the home screen activity and finish it also (maybe launch login screen again from there or something).
I am not sure but you can also try going to login with this flag. I don't know how the activities will be or...
Copy folder recursively, excluding some folders
... cp "$from" "$to"
return
fi
ls -A1 "$from" \
| while IFS= read -r f; do
unset excluded
if [ -n "$exclude" ]; then
for x in $(printf "$exclude"); do
if [ "$f" = "$x" ]; then
excluded=1
break
fi
done
...
How can I remove specific rules from iptables?
...les-save/restore: iptables -S | grep "${comment}" | sed 's/^-A //' | while read rule; do iptables -D $rule; done
– Mansour
Aug 5 '14 at 15:45
...
How do I get the path of the assembly the code is in?
... you could put static before public. Nice to know and i think i prefer for readability
– Valamas
Jul 3 '13 at 4:27
5
...
Django MEDIA_URL and MEDIA_ROOT
...
Please read the official Django DOC carefully and you will find the most fit answer.
The best and easist way to solve this is like below.
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = p...
Is there a UIView resize event?
...risk with observing - Apple does not guarantee KVO works on UIKit classes. Read the discussion with Apple engineer here: When does an associated object get released?
original answer:
You can use key-value observing:
[yourView addObserver:self forKeyPath:@"bounds" options:0 context:nil];
and imp...
Git stash: “Cannot apply to a dirty working tree, please stage your changes”
...
I get error "... already exists, no checkout...Could not restore untracked files from stash"
– Aleksandr Dubinsky
Jun 4 '14 at 18:06
...