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What is the “Execute Around” idiom?

... Java 7 added try-with-resource, and Java 8 added lambdas. I know this is an old question/answer but I wanted to point this out for anyone looking at this question five and a half years later. Both of these language tools will help solve the problem this pattern was invented to fix. ...
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Rails CSRF Protection + Angular.js: protect_from_forgery makes me to log out on POST

...null_session instead. protect_from_forgery with: :null_session end And now it works! I don't see any reason why this shouldn't work, but I'd love to hear some insight from other posters. share | ...
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Shading a kernel density plot between two points.

... in demo(graphics) since before the dawn on time so one comes across every now and then. Same idea for NBER regression shading etc. – Dirk Eddelbuettel Aug 16 '10 at 17:19 ...
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Polymorphism vs Overriding vs Overloading

... public void goPee(){ System.out.println("Sit Down"); } } Now we can tell an entire room full of Humans to go pee. public static void main(String[] args){ ArrayList<Human> group = new ArrayList<Human>(); group.add(new Male()); group.add(new Female()); //...
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Given final block not properly padded

... @kenicky sorry, I saw your comment just now ... yes, a wrong key almost always causes this effect. (Of course, corrupted data is another possibility.) – Paŭlo Ebermann Sep 17 '15 at 21:09 ...
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Resize image in PHP

...pled($dst, $src, 0, 0, 0, 0, $w, $h, $width, $height); return $dst; } Now let's handle the upload part. First step, upload the file to your desired directory. Then called one of the above functions based on file type (jpg, png or gif) and pass the absolute path of your uploaded file as below: ...
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Using the field of an object as a generic Dictionary key

...interfaces required for it to be used as a key. Dictionary has no direct knowledge of int or any other type. – Jim Mischel Mar 11 '09 at 15:58 ...
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Assert an object is a specific type

... Since assertThat which was the old answer is now deprecated, I am posting the correct solution: assertTrue(objectUnderTest instanceof TargetObject); share | improve th...
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How to fix SSL certificate error when running Npm on Windows?

...Y & HTTPS_PROXY are environment variables used by lots of software to know where your proxy is. Under Windows, lots of software also uses your OS specified proxy which is a totally different thing. That means you can have Chrome (which uses the proxy specified in your Internet Options) connectin...
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What is BSON and exactly how is it different from JSON?

...and binary that aren't supported in JSON. In practice, you don't have to know much about BSON when working with MongoDB, you just need to use the native types of your language and the supplied types (e.g. ObjectId) of its driver when constructing documents and they will be mapped into the appropria...