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Why does Dijkstra's algorithm use decrease-key?

...between using the decrease-key version and the insert version. See http://www.cs.utexas.edu/users/shaikat/papers/TR-07-54.pdf Their basic conclusion was not to use the decrease-key for most graphs. Especially for sparse graphs, the non-decrease key is significantly faster than the decrease-key ve...
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Why do we use Base64?

...ant to encode characters not valid for a URL in the URL itself: http://www.foo.com/hello my friend -> http://www.foo.com/hello%20my%20friend This is because we want to send a space over a system that will think the space is smelly. All we are doing is ensuring there is a 1-to-1 mapping bet...
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What's the difference between an exclusive lock and a shared lock?

.... However, other processes can request read locks. More on that : http://www.gnu.org/software/libc/manual/html_node/File-Locks.html share | improve this answer | follow ...
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Using Emacs as an IDE

...you. More on emacs daemon and emacs client can be found at wiki; http://www.emacswiki.org/emacs/EmacsAsDaemon http://www.emacswiki.org/emacs/EmacsClient share | improve this answer | ...
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-

...tent it must always be done. Some research papers on the subject: http://www.imperva.com/docs/WP_SQL_Injection_Protection_LK.pdf http://www.it-docs.net/ddata/4954.pdf (Disclosure, this last one was mine ;) ) https://www.owasp.org/images/d/d4/OWASP_IL_2007_SQL_Smuggling.pdf (based on the previous p...
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How to specify maven's distributionManagement organisation wide?

...t; <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>your.company&...
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CommandError: You must set settings.ALLOWED_HOSTS if DEBUG is False

...am using something like this: ALLOWED_HOSTS = ['localhost', '127.0.0.1', 'www.mysite.com'] share | improve this answer | follow | ...
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How to break nested loops in JavaScript? [duplicate]

... } alert(1) }; edit: label incorrectly placed. also see: http://www.devguru.com/Technologies/ecmascript/quickref/break.html http://www.daaq.net/old/javascript/index.php?page=js+exiting+loops&parent=js+statements ...
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Run cURL commands from Windows console

...ass GET parameters to the page. I used this with a PHP page. curl https://www.example.com/mypage.php?action=hello. In the mypage.php script, $_GET['action'] is empty – Stephen R Jun 26 '19 at 0:31 ...
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Can you configure log4net in code instead of using a config file?

...oUncompressTo, fileName) let nugetDownloadUri = Uri (sprintf "https://www.nuget.org/api/v2/package/%s/%s" packageId packageVersion) webClient.DownloadFile (nugetDownloadUri, fileToDownload) ZipFile.ExtractToDirectory(fileToDownload, pathToUncompressTo) let packageId = "log4net" let pa...