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Delete specific line number(s) from a text file using sed?
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384
If you want to delete lines 5 through 10 and 12:
sed -e '5,10d;12d' file
This will print th...
Django import error - no module named django.conf.urls.defaults
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193
django.conf.urls.defaults has been removed in Django 1.6. If the problem was in your own code, y...
What is a “callable”?
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314
A callable is anything that can be called.
The built-in callable (PyCallable_Check in object...
Why is it not possible to extend annotations in Java?
...s this issue (along with many others) are being looked into as part of JSR 308, and you can even find an alternative compiler with this functionality already developed by Mathias Ricken.
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Replacement for deprecated sizeWithFont: in iOS 7?
... DawnSong
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answered Sep 19 '13 at 14:47
James KuangJames Kuang
10.5k44...
How to Compare Flags in C#?
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322
In .NET 4 there is a new method Enum.HasFlag. This allows you to write:
if ( testItem.HasFlag...
How to create a GUID/UUID in Python
...rce]
Docs:
Python 2: http://docs.python.org/2/library/uuid.html
Python 3:
https://docs.python.org/3/library/uuid.html
Example (working on 2 and 3):
>>> import uuid
>>> uuid.uuid4()
UUID('bd65600d-8669-4903-8a14-af88203add38')
>>> str(uuid.uuid4())
'f50ec0b7-f960-400...
Catching error codes in a shell pipe
...ng uses:
tmp=${TMPDIR:-/tmp}/mine.$$
trap 'rm -f $tmp.[12]; exit 1' 0 1 2 3 13 15
...if statement as before...
rm -f $tmp.[12]
trap 0 1 2 3 13 15
The first trap line says 'run the commands 'rm -f $tmp.[12]; exit 1' when any of the signals 1 SIGHUP, 2 SIGINT, 3 SIGQUIT, 13 SIGPIPE, or 15 SIGTERM o...
Using getopts to process long and short command line options
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Re-sign IPA (iPhone)
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213
Finally got this working!
Tested with a IPA signed with cert1 for app store submission with no ...