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Redis: possible to expire an element in an array or sorted set?
... the out of range elements, by reading only a range of scores.
More here: https://groups.google.com/forum/#!topic/redis-db/rXXMCLNkNSs
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MySQL: how to get the difference between two timestamps in seconds
...T TIMESTAMPDIFF(SECOND,'2009-05-18','2009-07-29') from `post_statistics`
https://dev.mysql.com/doc/refman/5.7/en/date-and-time-functions.html#function_timestampdiff
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Using member variable in lambda capture list inside a member function
...py
auto lambda = [&grid = grid](){}; // capture grid by ref
example: https://godbolt.org/g/dEKVGD
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what does npm -D flag mean?
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The -D flag is the shortcut for: --save-dev. Source: https://docs.npmjs.com/cli/install
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How to run travis-ci locally
... Docker set up on your computer
Set up the build environment
Reference: https://docs.travis-ci.com/user/common-build-problems/
Make up your own temporary build ID
BUILDID="build-$RANDOM"
View the build log, open the show more button for WORKER INFORMATION and find the INSTANCE line, paste it ...
Disable firefox same origin policy
...ttp://example.com/");
xmlhttp.send();
6) Final considerations
Note that https to http is not allowed.
There may be a way around it, but it's behind the scope of the question.
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Convert Go map to json
...orehand, for instance using strconv.Itoa.
See this post for more details: https://stackoverflow.com/a/24284721/2679935
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How to set the authorization header using curl
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http://curl.haxx.se/docs/httpscripting.html
See part 6. HTTP Authentication
HTTP Authentication
HTTP Authentication is the ability to tell the server your username and
password so that it can verify that you're allowed to do the request ...
Sorting related items in a Django template
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You can use template filter dictsort https://docs.djangoproject.com/en/dev/ref/templates/builtins/#std:templatefilter-dictsort
This should work:
{% for event in eventsCollection %}
{{ event.location }}
{% for attendee in event.attendee_set.all|dictsort:"...
How do I deploy Node.js applications as a single executable file? [duplicate]
..., in either Windows, Linux, or Mac OS X.
Here is a link to the installer:
https://github.com/jxcore/jxcore-release
And here is a link to how to set it up:
http://jxcore.com/turn-node-applications-into-executables/
It is very easy to use and I have tested it in both Windows 8.1 and Ubuntu 14.04.
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