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Script parameters in Bash
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
... taglib declared in your JSP:
<%@ taglib prefix="security" uri="http://www.springframework.org/security/tags" %>
Then in a jsp page do something like this:
<security:authorize access="isAuthenticated()">
logged in as <security:authentication property="principal.username" />...
How do I change bash history completion to complete what's already on the line?
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A fast method to round a double to a 32-bit int explained
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How to create circle with Bézier curves?
...Bezier curves" Computer Aided Geometric
Design (#7 1990 pp. 33-41). http://www.sciencedirect.com/science/article/pii/016783969090019N (non free article)
Also see the non-paywalled article at http://spencermortensen.com/articles/bezier-circle/
Browsers and Canvas Element.
Note that some browsers u...
Replace specific characters within strings
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Why can't enum's constructor access static fields?
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How does facebook, gmail send the real time notification?
...pushes the message to clients.
Comparision between MQTT and HTTP: http://www.youtube.com/watch?v=-KNPXPmx88E
Note: my answers best fits for mobile devices.
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Git: Set up a fetch-only remote?
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Modifying a query string without reloading the page
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