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Short description of the scoping rules?

... code3 for code4: code5 x() The for loop does not have its own namespace. In LEGB order, the scopes would be L: Local in def spam (in code3, code4, and code5) E: Any enclosing functions (if the whole example were in another def) G: Were there any x declared globa...
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Why git can't remember my passphrase under Windows

... use TortoiseGit in addition to msysgit or not. First solution Assumes Windows, msysgit, and PuTTY. Install msysgit and PuTTY as instructed. (Optional) Add PuTTY to your path. (If you do not do this, then any references to PuTTY commands below must be prefixed with the full path to the appropriat...
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When to use “new” and when not to, in C++? [duplicate]

...when you wish an object to remain in existence until you delete it. If you do not use new then the object will be destroyed when it goes out of scope. Some examples of this are: void foo() { Point p = Point(0,0); } // p is now destroyed. for (...) { Point p = Point(0,0); } // p is destroyed af...
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Add number of days to a date

... answered Feb 25 '10 at 8:46 GordonGordon 288k6666 gold badges503503 silver badges529529 bronze badges ...
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how to bypass Access-Control-Allow-Origin?

I'm doing a ajax call to my own server on a platform which they set prevent these ajax calls (but I need it to fetch the data from my server to display retrieved data from my server's database). My ajax script is working , it can send the data over to my server's php script to allow it to process. H...
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How can you sort an array without mutating the original array?

...arr2 = [...arr]; // like arr.slice() https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_operator share | improve this answer | follow ...
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Why Large Object Heap and why do we care?

... A garbage collection doesn't just get rid of unreferenced objects, it also compacts the heap. That's a very important optimization. It doesn't just make memory usage more efficient (no unused holes), it makes the CPU cache much more efficient. ...
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How to pick an image from gallery (SD Card) for my app?

... situation, as you can also then use the Options and inSampleSize field to downsample large images and avoid memory problems. However, things like Google Drive return URIs to images which have not actually been downloaded yet. Therefore you need to perform the getContentResolver() code on a backgro...
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Dots in URL causes 404 with ASP.NET mvc and IIS

I have a project that requires my URLs have dots in the path. For example I may have a URL such as www.example.com/people/michael.phelps ...
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How to add double quotes to a string that is inside a variable?

... You need to escape them by doubling them (verbatim string literal): string str = @"""How to add doublequotes"""; Or with a normal string literal you escape them with a \: string str = "\"How to add doublequotes\""; ...