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What's the difference between using CGFloat and float?

... types were introduced to make it easier to write code that works on both 32-bit and 64-bit without modification. However, if all you need is float precision within your own code, you can still use float if you like — it will reduce your memory footprint somewhat. Same goes for integer values. I...
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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]

...t a normal Ethernet cable) a laptop (ubuntu) a Raspberry Pi (I have the Pi2) Prerequisites on your ubuntu Install network-manager $sudo apt-get install network-manager Install nmap $sudo apt-get install nmap Edit Wired connection on your laptop (Ubuntu) Change IpV4 settings to "Share to ...
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What's the best way to use R scripts on the command line (terminal)?

... | edited Jul 3 '19 at 9:24 Konrad Rudolph 461k118118 gold badges863863 silver badges11101110 bronze badges ...
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How do I use a file grep comparison inside a bash if/else statement?

... 205 From grep --help, but also see man grep: Exit status is 0 if any line was selected, 1 othe...
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Change Bootstrap tooltip color

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What is NODE_ENV and how to use it in Express?

... | edited Sep 22 at 7:24 Pang 8,1981717 gold badges7373 silver badges111111 bronze badges an...
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Android: Clear the back stack

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How may I align text to the left and text to the right in the same line?

...| edited Jul 17 '19 at 10:21 ahota 3,01855 gold badges2727 silver badges5555 bronze badges answered Sep ...
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Run JavaScript code on window close or page refresh?

... answered Nov 18 '12 at 19:10 JCOC611JCOC611 16.7k1111 gold badges5858 silver badges8585 bronze badges ...
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IF statement: how to leave cell blank if condition is false (“” does not work)

... | edited May 23 '17 at 11:47 Community♦ 111 silver badge answered Sep 12 '13 at 15:12 ...