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How to write log to file
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answered Nov 6 '17 at 14:01
philip mudenyophilip mudenyo
57666 silver badges77 bronze badges
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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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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" />...
Make a float only show two decimal places
...ing on a PDP8.
The way to resolve this is:
return roundf(number * 100) * .01;
Thus 15.6578 returns just 15.66 and not 15.6578999 or something unintended like that.
What level of precision you want is up to you. Just don't divide the product, multiply it by the decimal equivalent.
No funny Strin...
How to remove all characters after a specific character in python?
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answered May 24 '09 at 22:01
Ned BatchelderNed Batchelder
306k6464 gold badges503503 silver badges608608 bronze badges
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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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Modifying a query string without reloading the page
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Using awk to remove the Byte-order mark
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