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MongoDB SELECT COUNT GROUP BY
...expression, then computes the count of documents in each distinct group.
https://docs.mongodb.com/manual/reference/operator/aggregation/sortByCount/
For example:
db.contest.aggregate([
{ $sortByCount: "$province" }
]);
...
How can I open a link in a new window?
...
you will need to use window.open(url);
references:
http://www.htmlcodetutorial.com/linking/linking_famsupp_120.html
http://www.w3schools.com/jsref/met_win_open.asp
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REST vs JSON-RPC? [closed]
... easy to guide clients by including control information in representations(HTTP headers + representation). For example:
It's possible (and actually mandatory) to embed links annotated with link relation types which convey meanings of these URIs;
Client implementations do not need to depend on part...
Django's SuspiciousOperation Invalid HTTP_HOST header
... return 444;
}
location / {
proxy_pass http://app_server;
...
}
}
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How to set child process' environment variable in Makefile
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Xcode doesn't show the line that causes a crash
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
HTML-encoding lost when attribute read from input field
... fastest escaping I have found this implementation of a replaceAll method:
http://dumpsite.com/forum/index.php?topic=4.msg29#msg29
(also referenced here: Fastest method to replace all instances of a character in a string)
Some performance results here:
http://jsperf.com/htmlencoderegex/25
It gives ...
How can I test a Windows DLL file to determine if it is 32 bit or 64 bit? [duplicate]
...
Dependency Walker tells all(well almost).
http://www.dependencywalker.com/
It does not "install" -just get it, extract it and run the exec.
It works for any x32 or x64 windows module|application.
As I recall it is fairly straightforward to see all dependencies, i.e...
How to check if a python module exists without importing it
... sys.path.
FILE
/usr/lib/python2.7/site.py
MODULE DOCS
http://docs.python.org/library/site
DESCRIPTION
...
:
and you'd have to press q to exit interactive mode.
Using it unknown module:
python module_help.py lkajshdflkahsodf
Would output:
no Python docume...
What’s the best way to check if a file exists in C++? (cross platform)
... with security-critical code.
Details about security and race conditions:
http://www.ibm.com/developerworks/library/l-sprace.html
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