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Obtaining a powerset of a set in Java
...(newSet);
sets.add(set);
}
return sets;
}
And a test, given your example input:
Set<Integer> mySet = new HashSet<Integer>();
mySet.add(1);
mySet.add(2);
mySet.add(3);
for (Set<Integer> s : SetUtils.powerSet(mySet)) {
System.out.println(s);
}
...
How can I display an RTSP video stream in a web page?
...D1C159921"
codebase="http://downloads.videolan.org/pub/videolan/vlc/latest/win32/axvlc.cab"
width="640" height="480" id="vlc" events="True">
<param name="Src" value="rtsp://cameraipaddress" />
<param name="ShowDisplay" value="True" />
<param name="AutoLoop" value...
How to remove the lines which appear on file B from another file A?
...ring the first file in an associative array as keys for a later "contains" test.
NR==FNR is checking whether we're scanning the first file, where the global line counter (NR) equals to the current file line counter (FNR).
a[$0] adds the current line to the associative array as key, note that this be...
Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
...nswers are incorrect in that most over-ride the 'is this connection HTTPS' test to allow serving the pages over http irrespective of connection security.
The secure answer using an error-page on an NGINX specific http 4xx error code to redirect the client to retry the same request to https. (as out...
Multi-key dictionary in c#? [duplicate]
...good. I'm not very sure about OverriddenHashCodeMethod's job. Will have to test.
– nawfal
May 27 '14 at 9:09
1
...
How to show google.com in an iframe?
..."Google Custom" which sends different X-Frame-Options. google.com/custom?q=test&btnG=Search
– Joel Mellon
Aug 28 '13 at 19:33
7
...
How to properly add include directories with CMake
...done.
First add the directory to be included:
target_include_directories(test PRIVATE ${YOUR_DIRECTORY})
In case you are stuck with a very old CMake version (2.8.10 or older) without support for target_include_directories, you can also use the legacy include_directories instead:
include_directo...
jQuery UI datepicker change event not caught by KnockoutJS
... 313 of knockout.validation.js. Small example here: frikod.se/~capitol/fel/test.html
– Alexander Kjäll
Apr 18 '13 at 11:18
...
Using node-inspector with Grunt tasks
... You're thinking, run node --debug-brk $(which grunt) node-inspector build test sort of thing? I like that.
– David Souther
Nov 25 '13 at 17:06
...
What is JavaScript's highest integer value that a number can go to without losing precision?
...se, it's more efficient by about 28.559999999968312 years :), along with a test fiddle:
/**
* Checks if adding/subtracting one to/from a number yields the correct result.
*
* @param number The number to test
* @return true if you can add/subtract 1, false otherwise.
*/
var canAddSubt...