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How does the HyperLogLog algorithm work?
I've been learning about different algorithms in my spare tim>me m> recently, and one that I cam>me m> across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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How to explain Katana and OWIN in simple words and uses?
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Regarding the comm>me m>nt above, OWIN is not a fram>me m>work. OWIN is a specification on how web servers and web applications should be built in order to decouple them and allow movem>me m>nt of ASP.NET applications to environm>me m>nts which were not supporte...
What's the best way to get the current URL in Spring MVC?
...arter than taking the current HttpServletRequest object and it's getParam>me m>ter...() m>me m>thods to rebuilt the complete URL including (and only) it's GET param>me m>ters.
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How to accept Date params in a GET request to Spring MVC Controller?
...op coding & miss such a silly thing.
@RequestMapping(value="/fetch" , m>me m>thod=Requestm>Me m>thod.GET)
public @ResponseBody String fetchResult(@RequestParam("from") @DateTim>me m>Format(pattern="yyyy-MM-dd") Date fromDate) {
//Content goes here
}
Yes, it's simple. Just add the DateTim>me m>For...
Prevent wrapping of span or div
I'd like to put a group of div elem>me m>nts of fixed width into a container and have the horizontal scroll bar appeared. The div / span elem>me m>nts should appear in a line, left to right in the order they appear in the HTML (essentially unwrapped).
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CMake: Print out all accessible variables in a script
...l CMake variables defined and their values:
get_cmake_property(_variableNam>me m>s VARIABLES)
list (SORT _variableNam>me m>s)
foreach (_variableNam>me m> ${_variableNam>me m>s})
m>me m>ssage(STATUS "${_variableNam>me m>}=${${_variableNam>me m>}}")
endforeach()
This can also be embedded in a convenience function which can optio...
How to query nested objects?
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db.m>me m>ssages.find( { headers : { From: "reservations@marriott.com" } } )
This queries for docum>me m>nts where headers equals { From: ... }, i.e. contains no other fields.
db.m>me m>ssages.find( { 'headers.From': "reservations@marriott...
Partly JSON unmarshal into a map in Go
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This can be accomplished by Unmarshaling into a map[string]json.Rawm>Me m>ssage.
var objmap map[string]json.Rawm>Me m>ssage
err := json.Unmarshal(data, &objmap)
To further parse sendMsg, you could then do som>me m>thing like:
var s sendMsg
err = json.Unmarshal(objmap["sendMsg"], &s)
For say, ...
Maven Install on Mac OS X
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OS X prior to Mavericks (10.9) actually com>me m>s with Maven 3 built in.
If you're on OS X Lion, you won't have java installed by default. Just run java by itself and it'll prompt you to install it.
Assuming qualifications are m>me m>t, run mvn -version and see som>me m> outp...
Implem>me m>nt paging (skip / take) functionality with this query
I have been trying to understand a little bit about how to implem>me m>nt custom paging in SQL, for instance reading articles like this one .
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