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How to make --no-ri --no-rdoc the default for gem install?

...lt on Google" shows: ""... ERROR: Stack Overflow. – Félix Saparelli Sep 22 '11 at 6:53 I have to add my thanks for st...
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Node.js or Erlang

...ngle-threaded environment. So it's great at dispatching but not so good at CPU-intensive processing. To cover that ground you can fork off another process/thread that runs native C/C++ code. If all you're doing is async IO calls (ex IPC | bi-directional pipes) then node.js should be able to handle t...
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If a folder does not exist, create it

...h that name there. Hope that makes sense. – Otávio Décio Mar 14 '17 at 12:38 1 WRONG! I You MUS...
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Traverse a list in reverse order in Python

...terator over the original, no copy is created! – André Feb 9 '09 at 19:14 98 To avoid the confus...
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Select Last Row in the Table

...ding all rows instead of just the one you need. – René Roth Sep 25 '18 at 13:49 ...
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In PHP, how do you change the key of an array element?

...reservation: stackoverflow.com/a/58619985/1617857 – Léo Benoist Oct 30 '19 at 6:55 add a comment  |  ...
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Best way to simulate “group by” from bash?

...y) and used: arr[$1]=(arr[$1] $2)` with success. – Stéphane Gourichon Feb 12 '18 at 11:00 ad...
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Timeout a command in bash without unnecessary delay

...choose a polling interval. And if you set the polling too low, it will eat CPU with constant signaling, making the tlrbsf run even longer! – system PAUSE Mar 27 '09 at 0:28 8 ...
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How to use 'cp' command to exclude a specific directory?

... fails with directories with spaces – Sérgio May 28 '19 at 1:51 add a comment  |  ...
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What is the difference between float and double?

...sion respectively C/C++ long double is far more variable depending on your CPU, compiler and OS. Sometimes it's the same as double, sometimes it's some system-specific extended format, Sometimes it's IEEE quad precision. – plugwash Feb 8 '19 at 5:27 ...