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Is there a Mutex in Java?

... See this page: http://www.oracle.com/technetwork/articles/javase/index-140767.html It has a slightly different pattern which is (I think) what you are looking for: try { mutex.acquire(); try { // do something } finally { mutex.rele...
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Linux command or script counting duplicated lines in a text file?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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bs4.FeatureNotFound: Couldn't find a tree builder with the features you requested: lxml. Do you need

...mport requests ; from bs4 import BeautifulSoup ; r = requests.get("https://www.allrecipes.com/recipes/96/salad/") ; soup = BeautifulSoup(r.text, "lxml") ' – ViFI Mar 2 '19 at 19:40 ...
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Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh

... Install Java 7u21 from: http://www.oracle.com/technetwork/java/javase/downloads/java-archive-downloads-javase7-521261.html#jdk-7u21-oth-JPR Set these variables: export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.7.0_21.jdk/Contents/Home export PATH=$...
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In Java, what does NaN mean?

...re for more information: https://web.archive.org/web/20120819091816/http://www.concentric.net/~ttwang/tech/javafloat.htm Post your program here if you need more help. share | improve this answer ...
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Add MIME mapping in web.config for IIS Express

...ving woff files, so I wen't searching (Found this) and then found: http://www.tomasmcguinness.com/2011/07/06/adding-support-for-svg-to-iis-express/ I suppose my install has support for SVG since I haven't had issue with that. But the instructions are trivially modifiable for woff: Open a consol...
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What does “=>” mean in PHP?

...error message Parse error: syntax error, unexpected T_DOUBLE_ARROW in /var/www/cha.php on line 2. – Léo Léopold Hertz 준영 Aug 6 '09 at 22:34 ...
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Google Map API v3 — set bounds and center

...n your map window. Example works perfectly and u freely can check it here www.zemelapis.lt share | improve this answer | follow | ...
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Checking if a field contains a string

...e shown below: db.users.findOne({"username" : /.*son.*/i}); See: http://www.mongodb.org/display/DOCS/Advanced+Queries#AdvancedQueries-RegularExpressions share | improve this answer | ...
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JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements

...ed into a query string, fitting to the default content-type "application/x-www-form-urlencoded". If you want to send a DOMDocument, or other non-processed data, set this option to false. Source: http://api.jquery.com/jquery.ajax Looks like you are going to have to use processData to send your ...