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NSLog/printf specifier for NSInteger?

...console, but on Mac it is incomplete. The linux manpages are more explicit http://www.manpages.info/linux/sprintf.3.html Both warnings can only be fixed by NSLog(@"%lu", (unsigned long)arg); combined with a cast as the code will be compiled in 32 AND 64 bit for iOS. Otherwise each compilation creat...
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Get query from java.sql.PreparedStatement [duplicate]

...dds logging of sql commands as they execute + a lot of other information. http://code.google.com/p/log4jdbc/wiki/FAQ share | improve this answer | follow | ...
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What generates the “text file busy” message in Unix?

...he kernel, or execute a file that is currently open for writing. Source: http://wiki.wlug.org.nz/ETXTBSY share | improve this answer | follow | ...
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CocoaPods - use specific pod version

... In your Podfile: pod 'AFNetworking', '1.2.0' Check 'Get started' at http://cocoapods.org Once this is done, you can then issue a pod update in the terminal for the change to take place. Of course, this needs to be done from your project's top level folder. If the update does not occur, edi...
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Change Bootstrap tooltip color

...w::before { border-bottom-color: #f00; /* Red */ } <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.bundle.min.js"></script> <link href="https://...
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What is the difference between buffer and cache memory in Linux?

...uffers", only this time it caches pages from file reading. quote from: https://web.archive.org/web/20110207101856/http://www.linuxforums.org/articles/using-top-more-efficiently_89.html share | ...
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How to open a web server port on EC2 instance

...s apart of Click on Inbound Rules Use the drop down and add HTTP (port 80) Click Apply and enjoy share | improve this answer | follow ...
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Allow user to set up an SSH tunnel, but nothing else

...or\r\n" while [ true ] ; do sleep 1000 done exit 0 Fully explained here: http://blog.flowl.info/2011/ssh-tunnel-group-only-and-no-shell-please/ share | improve this answer | ...
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Can you provide some examples of why it is hard to parse XML and HTML with a regex? [closed]

... HTML: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" [ <!ENTITY % e "href='hello'"> <!ENTITY e "<a %e;>"> ]> <title>x</TITLE> </head> <p id = a:b center> <span / hello &l...
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Using python “with” statement with try-except block

...make sure to close it. Here is link for understanding "with" statement : http://effbot.org/zone/python-with-statement.htm Edit: Yes your usage of "with" is correct and functionality of both blocks of code is identical. Question about why to use "with" ? it's because of benefits you get with it. l...