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Different types of thread-safe Sets in Java

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"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 4...
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How to SSH to a VirtualBox guest externally through a host? [closed]

... I prefer to link to Internet Archive: web.archive.org/web/20160523035053/https://muffinresearch.co.uk/… - web.archive.org/web/20170701174835/http://christophermaier.name/… is another good explanation. – Ben Creasy Jul 22 '17 at 23:53 ...
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Testing web application on Mac/Safari when I don't own a Mac

...lly fast but it works for general browser testing. How to setup see here: https://www.howtogeek.com/289594/how-to-install-macos-sierra-in-virtualbox-on-windows-10/ I'm using this for a while now and it works quite well sha...
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Unable to find specific subclass of NSManagedObject

...ct subclass must not be marked with @objc(classname) (this was observed in https://stackoverflow.com/a/31288029/1187415). Alternatively, you can empty the "Module" field (it will show "None") and mark the managed object subclasses with @objc(classname) (this was observed in https://stackoverflow.c...
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How do I update my bare repo?

... Assuming: $ git clone --bare https://github.com/.../foo.git Fetch with: $ git --git-dir=foo.git fetch origin +refs/heads/*:refs/heads/* --prune Note: --git-dir=foo.git is not required if you cd to the directory first. ...
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What's the best practice to “git clone” into an existing folder?

...xisting directory. If your existing directory is named "code". git clone https://myrepo.com/git.git temp mv temp/.git code/.git rm -rf temp This can also be done without doing a checkout during the clone command; more information can be found here. ...
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JQuery - $ is not defined

...e to add that I had the same issue as the OP and my problem was that using https with jquery's library doesn't work so well. – Mike Cheel Oct 20 '11 at 13:36 20 ...
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Why are margin/padding percentages in CSS always calculated against width?

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Jquery select all elements that have $jquery.data()

...: white; } #addData { margin-top: 20px; } <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script> <div> <span class="bar">without data attribute</span> <span class="foo" data-test="value1">with data attri...
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How can I find unused images and CSS styles in a website? [closed]

...ox. http://www.brothercake.com/dustmeselectors/ And here's another option: https://addons.mozilla.org/en-US/firefox/addon/css-usage/ share | improve this answer | follow ...