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How does Dijkstra's Algorithm and A-Star compare?

...t; but it is a special case of the more general algorithm A*. It is not at all unusual (in fact, probably the norm) for special cases to be discovered first, and then subsequently be generalized . – Pieter Geerkens Sep 2 '13 at 15:37 ...
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jQuery trigger file input

...e and top:-100px; and voilà it works. see http://jsfiddle.net/DSARd/1/ call it a hack. Hope that works for you. share | improve this answer | follow | ...
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Oracle “(+)” Operator

..."adding NULL values if no match found". For example, "a.id=b.id(+)" means allow b.id to be NULL if there is no match with a.id. – beach Oct 26 '10 at 5:00 ...
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What are conventions for filenames in Go?

...he go test tool. Files with os and architecture specific suffixes automatically follow those same constraints, e.g. name_linux.go will only build on linux, name_amd64.go will only build on amd64. This is the same as having a //+build amd64 line at the top of the file See the docs for the go build...
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How do I disable a Pylint warning?

... @Head Geek: 0.21.3, astng 0.20.3 and common 0.52.1 actually (the latest when I installed it, more recent than yours) – Chris Morgan Dec 3 '10 at 22:03 1 ...
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Installing PDO driver on MySQL Linux server

... On Ubuntu you should be able to install the necessary PDO parts from apt using sudo apt-get install php5-mysql There is no limitation between using PDO and mysql_ simultaneously. You will however need to create two connections to your DB, one with mysql_ and o...
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_DEBUG vs NDEBUG

... +1. NDEBUG in particular is allowed to be #undef'd and #define'd within a single TU (and reincluding <assert.h> changes the assert macro accordingly). Because this is different than expected/desired, it's common to use another macro to control a ...
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What characters are allowed in DOM IDs? [duplicate]

... Actually there is a difference between HTML and XHTML. As XHTML is XML the rules for XML IDs apply: Values of type ID MUST match the Name production. NameStartChar ::= ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | ...
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Where are $_SESSION variables stored?

...ariable storage is determined by PHP's session.save_path configuration. Usually this is /tmp on a Linux/Unix system. Use the phpinfo() function to view your particular settings if not 100% sure by creating a file with this content in the DocumentRoot of your domain: <?php phpinfo(); ?> ...
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LINQ to Entities case sensitive comparison

...ObjectQuery.ToTraceString to see the generated SQL query that has been actually submitted to SQL Server reveals the mystery: string sqlQuery = ((ObjectQuery)context.Thingies .Where(t => t.Name == "ThingamaBob")).ToTraceString(); When you create a LINQ to Entities query, LINQ to Entities ...