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What's the difference between $evalAsync and $timeout in AngularJS?
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Distributed sequence number generation?
...network call to get a unique ID;
which produces 64 bit unique IDs that are ordered by generation time;
and the service is highly scalable and (potentially) highly available; each instance can generate many thousand IDs per second, and you can run multiple instances on your LAN/WAN;
written in Scala,...
List distinct values in a vector in R
... applied to a factor) is that levels will return a character vector in the order of levels, including any levels that are coded but do not occur. unique will return a factor in the order the values first appear, with any non-occurring levels omitted (though still included in levels of the returned f...
What is the best way to detect a mobile device?
...igator.userAgent.toLowerCase()));
Now $.browser will return "device" for all above devices
Note: $.browser removed on jQuery v1.9.1. But you can use this by using jQuery migration plugin Code
A more thorough version:
var isMobile = false; //initiate as false
// device detection
if(/(android|b...
What is the difference between . (dot) and $ (dollar sign)?
...ns to be chained together without adding parentheses to control evaluation order:
Prelude> head (tail "asdf")
's'
Prelude> head $ tail "asdf"
's'
The compose operator (.) creates a new function without specifying the arguments:
Prelude> let second x = head $ tail x
Prelude> second "...
How to split a delimited string into an array in awk?
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Edit: on Solaris you'll need to use the POSIX awk (/usr/xpg4/bin/awk) in order to process 4000 fields correctly.
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What is the leading LINQ for JavaScript library? [closed]
I'm looking for a JavaScript library that will allow me to query complex JSON objects using a LINQ-like syntax. A quick search found a couple of promising options that look they might offer what I need:
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How can I find the version of the Fedora I use?
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cat /etc/issue
Or cat /etc/fedora-release as suggested by @Bruce ONeel
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Get query string parameters url values with jQuery / Javascript (querystring)
... What do you do if you have something like https://example.com/?c=Order+ID ? That plus sign still remains on this function.
– Volomike
May 4 '19 at 22:12
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Run batch file as a Windows service
In order to run one application, a batch file has to be kicked off (which does things like start Jetty, display live logs, etc). The application will work only if this batch file is running. I am hence forced to have this batch file running and not logout from the Windows server.
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