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Using os.walk() to recursively traverse directories in Python

I want to navigate from the root directory to all other directories within and print the same. 13 Answers ...
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How to concatenate strings in twig

...oncat('http://', app.request.host) }}: In src/AppBundle/Twig/AppExtension.php <?php namespace AppBundle\Twig; class AppExtension extends \Twig_Extension { /** * {@inheritdoc} */ public function getFunctions() { return [ new \Twig_SimpleFunction('conca...
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Best way to represent a fraction in Java?

...ating point numbers can result * in answers that are unexpected. For example, * System.out.println(new BigFraction(1.1)) * will print: * 2476979795053773/2251799813685248 * * This is because 1.1 cannot be expressed exactly in binary form. The * given fraction is exac...
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How to remove local (untracked) files from the current Git working tree

...he -x option is specified, ignored files are also removed. This can, for example, be useful to remove all build products. If any optional <path>... arguments are given, only those paths are affected. Step 1 is to show what will be deleted by using the -n option: # Print out the list ...
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jQuery convert line breaks to br (nl2br equivalent)

...([^>\r\n]?)(\r\n|\n\r|\r|\n)/g, '$1'+ breakTag +'$2'); } http://phpjs.org/functions/nl2br:480 share | improve this answer | follow | ...
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SQL JOIN and different types of JOINs

... can you provide some examples? – avi Jun 30 '14 at 6:40 add a comment  |  ...
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X-Frame-Options Allow-From multiple domains

...rl(data:image/png:...) // https://www.owasp.org/index.php/Clickjacking_Defense_Cheat_Sheet // https://www.ietf.org/rfc/rfc7034.txt // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Frame-Options // https://...
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How to Batch Rename Files in a macOS Terminal?

...g). If you find yourself batch-renaming files frequently, consider installing a specialized tool such as the Perl-based rename utility. On macOS you can install it using popular package manager Homebrew as follows: brew install rename Here's the equivalent of the command at the top using rena...
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Does Python optimize tail recursion?

...tracebacks: Tail Recursion Elimination (2009-04-22) Final Words on Tail Calls (2009-04-27) You can manually eliminate the recursion with a transformation like this: >>> def trisum(n, csum): ... while True: # Change recursion to a while loop ... if n == 0:...
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What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?

...is no such thing as "associative arrays" in javascript. That is strictly a php concept. – Breton Jun 25 '10 at 23:14 I...