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What algorithms compute directions from point A to point B on a map?

...tion, you can have several layers of map data: A 'highways' layer that contains only highways, a 'secondary' layer that contains only secondary streets, and so forth. Then, you explore only smaller sections of the more detailed layers, expanding as necessary. Obviously this description leaves out a ...
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How can I replace every occurrence of a String in a file with PowerShell?

....txt).replace('[MYID]', 'MyValue') | Set-Content c:\temp\test.txt Or for V2: (Get-Content c:\temp\test.txt) -replace '\[MYID\]', 'MyValue' | Set-Content c:\temp\test.txt share | improve this ans...
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how do I make a single legend for many subplots with matplotlib?

...iable to put in the argument for legend ? – patapouf_ai Apr 10 '17 at 12:51 1 @patapouf_ai lines ...
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Retrieve specific commit from a remote Git repository

...ny object at all. (Defaults to false). See commit f8edeaa (Nov. 2016, Git v2.11.1) by David "novalis" Turner (novalis): upload-pack: optionally allow fetching any sha1 It seems a little silly to do a reachabilty check in the case where we trust the user to access absolutely everything in...
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How do I expire a PHP session after 30 minutes?

...php if (isset($_POST['submit'])) { $v1 = "FirstUser"; $v2 = "MyPassword"; $v3 = $_POST['text']; $v4 = $_POST['pwd']; if ($v1 == $v3 && $v2 == $v4) { $_SESSION['luser'] = $v1; $_SESSION['start'] = time(); // Taking now logged...
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In Matlab, when is it optimal to use bsxfun?

...n. You can also think about it as the outer product from BLAS: v1=[0:2]'; v2 = 1:numel(a)-2; tic; vout = v1*v2; toc Elapsed time is 0.309763 seconds. You multiply two vectors to obtain a matrix. Just that the outer product only performs multiplication, and bsxfun can apply arbitrary operators. As...
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Hidden features of mod_rewrite

...d subsequent passes). However, the [END] flag is only available for Apache v2.3.9+, so if you have v2.2 or lower, you're stuck with just the [L] flag. For earlier versions, you must rely on RewriteCond statements to prevent matching of rules on subsequent passes of the URL parsing engine. # Only...
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how to get the cookies from a php curl into a variable

...){ if (strtolower($k)=="set-cookie"){ foreach($v AS $k2 => $v2){ $cookobjs[] = http_parse_cookie($v2); } } } $cookies = Array(); foreach($cookobjs AS $row){ $cookies[] = $row->cookies; } $tmp = Array(); // sort k=>v format foreach($cookies AS $v){ ...
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64-bit version of Boost for 64-bit windows

...n32 Move the contents of stage\lib to lib\win32 Remove the directories bin.v2 and stage Build the x64 binaries bjam --toolset=msvc-9.0 address-model=64 --build-type=complete stage Create the directory lib\x64 Move the contents of stage\lib to lib\x64 Remove the directories bin.v2 and stage ...
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How does Dijkstra's Algorithm and A-Star compare?

I was looking at what the guys in the Mario AI Competition have been doing and some of them have built some pretty neat Mario bots utilizing the A* (A-Star) Pathing Algorithm. ...