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Getting MAC Address

I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
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How to list the size of each file and directory and sort by descending size in Bash?

... sort -h only works on GNU's version / Linux, no luck with BSD / OS X. – djule5 Sep 4 '15 at 20:14 add a comment  |  ...
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How to stop/terminate a python script from running?

... Is it possible to resume the script after stopping it? – Gathide Sep 7 '18 at 12:09 8 ...
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Copy array items into another array

... Tom Wadley 123k11 gold badge2121 silver badges2929 bronze badges answered Nov 11 '10 at 15:37 WiseGuyEhWiseGuyEh...
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Why does the C preprocessor interpret the word “linux” as the constant “1”?

...le names like unix and assumed that programmers would simply avoid using those names for their own purposes. The 1989 ANSI C standard introduced rules restricting what symbols an implementation could legally predefine. A macro predefined by the compiler could only have a name starting with two unde...
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Difference between map and collect in Ruby?

...chmark code: require 'benchmark' h = { abc: 'hello', 'another_key' => 123, 4567 => 'third' } a = 1..10 many = 500_000 Benchmark.bm do |b| GC.start b.report("hash keys collect") do many.times do h.keys.collect(&:to_s) end end GC.start b.report("hash keys map") ...
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What is the proper way to format a multi-line dict in Python?

...ameters( foo='hello world', # So I put one parameter per line bar=123, # And yeah, this extra comma here is harmless too; # I bet not many people knew/tried this. # Oh did I just show you how to write # multiple-line inline comment here? ...
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Preloading images with jQuery

..., in my context, I'm using this as follows: $.post('/submit_stuff', { id: 123 }, function(response) { $([response.imgsrc1, response.imgsrc2]).preloadImages(function(){ // Update page with response data }); }); Hopefully this helps someone who comes to this page from Google (as I did) look...
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Importing files from different folder

... Note: This answer was intended for a very specific question. For most programmers coming here from a search engine, this is not the answer you are looking for. Typically you would structure your files into packages (see other answers) instead of modifying the search path. By default, you c...
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How to 'grep' a continuous stream?

Is that possible to use grep on a continuous stream? 12 Answers 12 ...