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Is there a way to iterate over a dictionary?

...d 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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How to navigate to a directory in C:\ with Cygwin?

... Sip . The last step to installing Sip is to use the make install command. Windows doesn't have that, so I looked it up and everything I saw said to install Cygwin. So I did. But...sip is in C:\Python31\sip . ...
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Regular expression to match any character being repeated more than 10 times

...nce. It references what is captured by the dot . between the brackets (.) and then the {9,} asks for nine or more of the same character. Thus this matches ten or more of any single character. Although the above test script is in Perl, this is very standard regex syntax and should work in any langu...
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Fastest way to convert Image to Byte array

...ote Desktop sharing application in which I capture an image of the Desktop and Compress it and Send it to the receiver. To compress the image I need to convert it to a byte[]. ...
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Precision String Format Specifier In Swift

... This is unnecessarily complicated. realityone's answer works and is much more concise. – Steven Marlowe Dec 20 '14 at 5:41 9 ...
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How to check what user php is running as?

... If available you can probe the current user account with posix_geteuid and then get the user name with posix_getpwuid. $username = posix_getpwuid(posix_geteuid())['name']; If you are running in safe mode however (which is often the case when exec is disabled), then it's unlikely that your PH...
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Connecting to Azure website via FTP

...ve you seen this answer? are you using the full credentials including site and a proper ftp client? – Simon Opelt Mar 15 '14 at 22:53 7 ...
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How do you kill a Thread in Java?

...ecated Thread.stop(). It goes into detail about why this was a bad method and what should be done to safely stop threads in general. The way they recommend is to use a shared variable as a flag which asks the background thread to stop. This variable can then be set by a different object request...
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How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'

... And the simplest solution - check if your slash is back... I spent about an hour trying to figure out what's wrong with SERVER/INSTANCENAME when everything is configured correctly, named pipes, user access rights... and sud...
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What is the proper #include for the function 'sleep()'?

I am using the Big Nerd Ranch book Objective-C Programming, and it starts out by having us write in C in the first few chapters. In one of my programs it has me create, I use the sleep function. In the book it told me to put #include <stdlib.h> under the #include <stdio.h> part. This...