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Is there a way to iterate over a dictionary?
...ere you need a key in order to get a value . But how can I iterate over all keys and values in a NSDictionary , so that I know what keys there are, and what values there are? I know there is something called a for-in-loop in JavaScript . Is there something similar in Objective-C ?
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Using awk to remove the Byte-order mark
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Using GNU sed (on Linux or Cygwin):
# Removing BOM from all text files in current directory:
sed -i '1 s/^\xef\xbb\xbf//' *.txt
On FreeBSD:
sed -i .bak '1 s/^\xef\xbb\xbf//' *.txt
Advantage of using GNU or FreeBSD sed: the -i parameter means "in place", and will update files ...
Error to install Nokogiri on OSX 10.9 Maverick?
I upgraded my OSX (Lion) to Mavericks and I can't install Nokogiri for my projects.
30 Answers
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Is git not case sensitive?
In the first commitment of my partial called _Electronics it was written beginning with a capital letters, then I changed it to _electronics .
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Programmatically obtain the Android API level of a device?
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answered Nov 2 '14 at 11:01
Arkadiusz CieślińskiArkadiusz Cieśliński
4,96933 gold badges1919 silver badges1818 bronze badges
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See what process is using a file in Mac OS X
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agillgilla
78711 gold badge55 silver badges2121 bronze badges
answered Nov 29 '11 at 20:38
ShaunShaun
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Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
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This actually refers to the Delta between layout position from iOS6 to iOS7.
In iOS7, some views can hide the status bar or have it transparent and, in effect, it is overlaid on top of your view. So if you put a UI element at (0.0...
Ask for User Permission to Receive UILocalNotifications in iOS 8
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answered Jun 11 '14 at 11:35
SatheeshwaranSatheeshwaran
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How to check if there exists a process with a given pid in Python?
...ht=os.kill#os.kill
– michael
Jun 8 '11 at 17:24
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os.kill is supported on Windows, but os.kill(p...
Reading a file line by line in Go
...nswered Jan 6 '12 at 12:55
user811773user811773
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