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Error: Can't set headers after they are sent to the client

... the current npm install connect, which looks quite different from the one github as of this post). When the server gets a request, it iterates over the stack, calling the (request, response, next) method. The problem is, if in one of the middleware items writes to the response body or headers (it...
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How do I undo 'git add' before commit?

...d git with a shorter g in my machine, and so far it has worked ok for me: github.com/dataf3l/g , I don't know if this will be useful to somebody, but I'll put it here in the hopes it saves some people's time. – Felipe Valdes Jul 12 '19 at 10:21 ...
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Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req

...nfigure cross-origin resource sharing // in the HTTP nodes. // See https://github.com/troygoode/node-cors#configuration-options for // details on its contents. The following is a basic permissive set of options: httpNodeCors: { origin: "*", methods: "GET,PUT,POST,DELETE" }, If you are using Flas...
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Use Visual Studio web.config transform for debugging [duplicate]

... Related Article: gist.github.com/EdCharbeneau/9135216 – Suamere Jun 14 '16 at 15:41 add a comment  |  ...
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What is the most efficient way to deep clone an object in JavaScript?

...global structuredClone() function has been discussed in whatwg/html#793 on GitHub. As currently proposed, using it for most purposes would be as simple as: const clone = structuredClone(original); Unless this is shipped, browsers' structured clone implementations are only exposed indirectly. Asy...
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What is “X-Content-Type-Options=nosniff”?

...s for another purpose where it may be against their terms of service, e.g. GitHub displays JavaScript code for viewing, but not for execution: Some pesky non-human users (namely computers) have taken to "hotlinking" assets via the raw view feature -- using the raw URL as the src for a <script&gt...
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Is there an equivalent of CSS max-width that works in HTML emails?

... This is the solution that worked for me https://gist.github.com/elidickinson/5525752#gistcomment-1649300, thanks to @philipp-klinz <table cellpadding="0" cellspacing="0" border="0" style="padding:0px;margin:0px;width:100%;"> <tr><td colspan="3" style="paddin...
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What's the difference between HEAD, working tree and index, in Git?

...ote: working tree seems to be preferred to working directory nowadays. See github.com/git/git/commit/… – VonC Jul 9 '16 at 19:24 3 ...
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What exactly is OAuth (Open Authorization)?

...col can be used on top of OAuth. All big companies like Facebook, Google, Github,... use this kind of authentication/authorization nowadays. For example, I just signed in on this website using my Google account, this means Stackoverflow doesn't know my password, it receives the allowance from Googl...
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What is the difference between Pan and Swipe in iOS?

... According to http://hammerjs.github.io/, I think the difference is: pan: move directions in the same big view swipe: switch between several views The gesture is the same, both use one finger and move. ...