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Benefits of EBS vs. instance-store (and vice-versa) [closed]
...tore for my instances on Amazon EC2. If anything, it seems that EBS is way more useful (stop, start, persist + better speed) at relatively little difference in cost...? Also, is there any metric as to whether more people are using EBS now that it's available, considering it is still relatively new?
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How do you delete all text above a certain line
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Mongoose's find method with $or condition does not work properly
...ram' as ObjectId type. To avoid exception,
// the 'param' must consist of more than 12 characters.
User.find( { $or:[ {'_id':objId}, {'name':param}, {'nickname':param} ]},
function(err,docs){
if(!err) res.send(docs);
});
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How to generate a Dockerfile from an image?
...ository/docker/alpine/dfimage
below is the old answer, it doesn't work any more.
$ docker pull centurylink/dockerfile-from-image
$ alias dfimage="docker run -v /var/run/docker.sock:/var/run/docker.sock --rm centurylink/dockerfile-from-image"
$ dfimage --help
Usage: dockerfile-from-image.rb [options]...
What is the best way to measure execution time of a function? [duplicate]
...d DateTime.Now.After - DateTime.Now.Before but there must be something more sophisticated.
4 Answers
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POST data to a URL in PHP
...swer because people usually come to stackoverflow for an answer not to get more questions.
– Stefan Fabian
Sep 13 '16 at 8:21
1
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How to check identical array in most efficient way? [duplicate]
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It's safest, fastest, more flexible, always accurate, and actually more "elegant" that the array.join() approach -- once the function is defined. It's also less memory intensive, if that becomes an issue.
– Brock Adams
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In Ruby, how do I skip a loop in a .each loop, similar to 'continue' [duplicate]
...times, upto, downto, each_with_index, select, map and other iterators (and more generally blocks).
For more info see http://ruby-doc.org/docs/ProgrammingRuby/html/tut_expressions.html#UL.
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How can I increase the cursor speed in terminal? [closed]
...ype the following command:
defaults write NSGlobalDomain KeyRepeat -int 0
More detail from the article:
Everybody knows that you can get a pretty fast keyboard repeat rate by changing a slider on the Keyboard tab of the Keyboard & Mouse System Preferences panel. But you can make it even faster...
Declare a block method parameter without using a typedef
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+1, though a typedef should really be preferred for more complicated cases.
– Fred Foo
Mar 30 '11 at 13:35
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