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How do I test if a string is empty in Objective-C?

... Let me know if I'm wrong, but I think you could also omit == 0 part and add a negation in front: ![string length]. Seems more clean. – damirstuhec Aug 31 '14 at 20:29 ...
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How can I extract audio from video with ffmpeg?

...mats or ffmpeg -codecs would give sufficient information so that you know more. share | improve this answer | follow | ...
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Memcached vs. Redis? [closed]

...stem around redis is much larger. The number of large scale deployments is now likely greater than for memcached. The Redis Superset Redis is more than a cache. It is an in-memory data structure server. Below you will find a quick overview of things Redis can do beyond being a simple key/value cache...
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How To: Execute command line in C#, get STD OUT results

...ful, which I use to eliminate the process window pProcess.StartInfo.CreateNoWindow = true; this helps to hide the black console window from user completely, if that is what you desire. share | im...
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How to compare a local git branch with its remote branch?

...what my push will do to remote repo. – Michał Tatarynowicz Aug 12 '13 at 12:51 78 ...
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pip broke. how to fix DistributionNotFound error?

...ich probably caused me this headache. I think this is how you should do it nowadays.. $ sudo apt-get install python-pip python-dev build-essential $ sudo pip install --upgrade pip $ sudo pip install --upgrade virtualenv ...
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Close iOS Keyboard by touching anywhere using Swift

I have been looking all over for this but I can't seem to find it. I know how to dismiss the keyboard using Objective-C but I have no idea how to do that using Swift ? Does anyone know? ...
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Quickly create large file on a Windows system

... It's not a sparse file (as far as I know) and the file is empty. – Joey Jan 4 '12 at 10:39 1 ...
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Visual Studio “Find” results in “No files were found to look in. Find stopped progress.”

...k, sometimes Ctrl + Scroll Lock, and other times Alt + Scroll Lock. Right now, nothing works. This has been a huge problem for me. Shame on Microsoft for not fixing this bug in the last nine years. share | ...
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vagrant up failed, /dev/vboxnetctl: no such file or directory

...untu 16.04, I followed steps 1-3 here and it solved my issues (virtual box now up and running). Thanks! – NineToeNerd Jan 14 '18 at 4:56 ...