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How do I check in JavaScript if a value exists at a certain array index?

... Conceptually, arrays in JavaScript contain array.length elements, starting with array[0] up until array[array.length - 1]. An array element with index i is defined to be part of the array if i is between 0 and array.length - 1 inclu...
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How to convert an array to object in PHP?

...lue) { $object->$key = $value; } As Edson Medina pointed out, a really clean solution is to use the built-in json_ functions: $object = json_decode(json_encode($array), FALSE); This also (recursively) converts all of your sub arrays into objects, which you may or may not want. Unfortunat...
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How does Dijkstra's Algorithm and A-Star compare?

...t; but it is a special case of the more general algorithm A*. It is not at all unusual (in fact, probably the norm) for special cases to be discovered first, and then subsequently be generalized . – Pieter Geerkens Sep 2 '13 at 15:37 ...
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Log all requests from the python-requests module

...I need to debug some OAuth activity, and for that I would like it to log all requests being performed. I could get this information with ngrep , but unfortunately it is not possible to grep https connections (which are needed for OAuth ) ...
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Import a module from a relative path

... Assuming that both your directories are real Python packages (do have the __init__.py file inside them), here is a safe solution for inclusion of modules relatively to the location of the script. I assume that you want to do this, because you need to include a set of modules with your script. I us...
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How to implement Enums in Ruby?

...Jun 20 '12 at 15:44 Andrew Marshall 87.3k1818 gold badges202202 silver badges204204 bronze badges answered Sep 16 '08 at 19:32 ...
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Win10正式版官方原版ISO镜像下载大全(64位&32位) - 软件下载 - 清泛网 - ...

...方原版 正式版【64位简体中文家庭 专业版】 文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积:4.01GB SHA1:C71D49A6...【64位简体中文家庭/专业版】 文件名:cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积:4.01GB ...
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How to mock an import

...importing A to get what you want: test.py: import sys sys.modules['B'] = __import__('mock_B') import A print(A.B.__name__) A.py: import B Note B.py does not exist, but when running test.py no error is returned and print(A.B.__name__) prints mock_B. You still have to create a mock_B.py where ...
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How do I get a file extension in PHP?

...non ASCII characters, you need to set the locale first. E.G: setlocale(LC_ALL,'en_US.UTF-8'); Also, note this doesn't take into consideration the file content or mime-type, you only get the extension. But it's what you asked for. Lastly, note that this works only for a file path, not a URL resou...
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Can an AJAX response set a cookie?

...ink the question only makes sense for http clients that support cookie. So all question-asker only wishes to know if cookies can be written in AJAX request that means his UA supports cookies :) – this. __curious_geek Jul 27 '10 at 4:52 ...