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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]

... BKSpurgeon 21.7k88 gold badges7777 silver badges6363 bronze badges answered Oct 11 '09 at 18:48 JimJim 5,29911 gold badge1717 s...
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How do exceptions work (behind the scenes) in c++

... log(2); } catch (const MyException& e) { log(3); } log(4); } I compiled it with g++ -m32 -W -Wall -O3 -save-temps -c, and looked at the generated assembly file. .file "foo.cpp" .section .text._ZN11MyExceptionD1Ev,"axG",@progbits,_ZN11MyExceptionD...
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What do people think of the fossil DVCS? [closed]

... answered Oct 3 '08 at 13:48 Richard HippRichard Hipp ...
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ERROR ITMS-9000: “Redundant Binary Upload. There already exists a binary upload with build version '

... 370 More than one binary may be uploaded to App Store Connect for the same version, if the the Bui...
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What does @media screen and (max-width: 1024px) mean in CSS?

... 307 That’s a media query. It prevents the CSS inside it from being run unless the browser passes...
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Automatically plot different colored lines

... 131 You could use a colormap such as HSV to generate a set of colors. For example: cc=hsv(12); fig...
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REST, HTTP DELETE and parameters

... | edited May 23 '17 at 11:47 Community♦ 111 silver badge answered Mar 29 '10 at 20:59 ...
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Textarea to resize based on content length [duplicate]

... style="overflow:hidden"></textarea> It works under Firefox 3, IE 7, Safari, Opera and Chrome. share | improve this answer | follow | ...
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Exception 'open failed: EACCES (Permission denied)' on Android

... 33 Answers 33 Active ...
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How to download image using requests

... 533 You can either use the response.raw file object, or iterate over the response. To use the resp...