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Recursive search and replace in text files on Mac and Linux

... OS X uses a mix of BSD and GNU tools, so best always check the documentation (although I had it that less didn't even conform to the OS X manpage): https://web.archive.org/web/20170808213955/https://developer.apple.com/lega...
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Python argparse mutual exclusive group

... answered Dec 28 '14 at 10:38 Oz123Oz123 21.4k2222 gold badges9494 silver badges163163 bronze badges ...
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Best way to represent a fraction in Java?

...on("Unknown format '" + s + "'"); } // this translates 23.123e5 to 25,123 / 1000 * 10^5 = 2,512,300 / 1 (GCD) String whole = m.group(1); String decimal = m.group(2); String exponent = m.group(3); String n = whole; // 23.123 => 23123 ...
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How to do a non-greedy match in grep?

... Correction: In most of the regex flavors that support it, the mode that allows . to match newlines is called DOTALL or single-line mode; Ruby is the only one that calls it multiline. In the other flavors, multiline is the mode that allows t...
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deciding among subprocess, multiprocessing, and thread in Python?

...(GIL) can be released in C code called from Python code). I believe that most of the functions of the three modules you cite can be used in a platform-independent way. On the portability side, note that multiprocessing only comes in standard since Python 2.6 (a version for some older versions of P...
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What is the meaning and difference between subject, user and principal?

...clarify "User - subset of principal"? If John is the subject and "account #123" is his principal, the user is who? Are there two John's? Since Genus > Species > Individual is increasingly specific, John (user) should be more specific than John (subject). Or am I missing something? ...
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Cross-platform way of getting temp directory in Python

Is there a cross-platform way of getting the path to the temp directory in Python 2.6? 4 Answers ...
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Android Studio 0.4 Duplicate files copied in APK META-INF/LICENSE.txt

...NF/dependencies.txt' exclude 'META-INF/LGPL2.1' } } EDIT: Almost all OS licence include the obligation to "include a copy of the licence" into your project. So this means, that you have to include a copy of all OS licences you use into you projects. By "excluding" them in gradle, you v...
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How to use ssh agent forwarding with “vagrant ssh”?

...y pair on a vagrant box, I would like to re-use the key pair I have on my host machine, using agent forwarding . I've tried setting config.ssh.forward_agent to TRUE in the Vagrantfile, then rebooted the VM, and tried using: ...
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Location Manager Error : (KCLErrorDomain error 0)

...st had this problem. Took me a while to find the solution, which is only loosely related to the previous poster's answer. Airport (WiFi) must be on for CoreLocation in the iPhone/iPad Simulator to work. I was connected via Ethernet so CL didn't do anything in the Simulator. Turn on Airport in you...