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Singleton with Arguments in Java

I was reading the Singleton article on Wikipedia and I came across this example: 20 Answers ...
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twitter bootstrap navbar fixed top overlapping site

... everything is fine. However, when i try to switch it to navbar fixed top, all the other content on the site shifts up like the navbar isn't there and the navbar overlaps it. here's basically how i laid it out: ...
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Merge multiple lines (two blocks) in Vim

... You can certainly do all this with a single copy/paste (using block-mode selection), but I'm guessing that's not what you want. If you want to do this with just Ex commands :5,8del | let l=split(@") | 1,4s/$/\=remove(l,0)/ will transform wor...
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Get number days in a specified month using JavaScript? [duplicate]

...t with 1 instead of 0 as is normal with Javascript dates, because it's actually switching to the previous month because the day number is 0. – Allan Wintersieck Jul 15 '16 at 15:16 ...
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Aren't promises just callbacks?

...vaScript for a few years and I don't understand the fuss about promises at all. 10 Answers ...
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How do I get the day of week given a date?

... Calendar math generally sucks because computers don't know what PTO is. In an effort to avoid teaching them I highly recommend obfuscating functions which determine whether it is currently a holiday or weekend. – meawoppl...
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How do I restore a dump file from mysqldump?

... is (you may have to look around a bit for it, it'll depend on how you installed mysql, i.e. standalone or as part of a package like WAMP). Once you're in that directory, you should be able to just type the command as I have it above. ...
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How to use the 'main' parameter in package.json?

...t to your program. That is, if your package is named foo, and a user installs it, and then does require("foo"), then your main module's exports object will be returned. This should be a module ID relative to the root of your package folder. For most modules, it makes the most sense...
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What code analysis tools do you use for your Java projects? [closed]

...n rewrite them. Some of these tools come with applications or "hooks" that allow them to be extended. For example, PMD comes with the "designer" tool that allows you to create new rules. Also, Checkstyle has the DescendantToken check that has properties that allow for substantial customization. I i...
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Can git undo a checkout of unstaged files

I accidentially discard my changes on files in my local working tree via git checkout. The files aren't staged at this time. Is it posible to "undo" this checkout? ...