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Multiple levels of 'collection.defaultdict' in Python

... try: return dict.__getitem__(self, item) except KeyError: value = self[item] = type(self)() return value Testing: a = AutoVivification() a[1][2][3] = 4 a[1][3][3] = 5 a[1][2]['test'] = 6 print a Output: {1: {2: {'test': 6, 3: 4}, 3: {3: 5}}} ...
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha

...n the developer program portal into the keychain access program, then this error went away. share | improve this answer | follow | ...
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include external .js file in node.js app

... This is not working for me. I am getting error Cannot find module lib.js. – Manoj Jul 6 '15 at 7:20 2 ...
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What strategies and tools are useful for finding memory leaks in .NET?

... Dispose () { // Dispose logic here ... // It's a bad error if someone forgets to call Dispose, // so in Debug builds, we put a finalizer in to detect // the error. If Dispose is called, we suppress the // finalizer. #if DEBUG GC.SuppressFinalize(...
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How can I access Google Sheet spreadsheets only with Javascript?

... }) .catch(function (error) { console.log(error); }); ...
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Selecting an element in iFrame jQuery

... is not coming from your server. Other posts talk about permission denied errors. jQuery/JavaScript: accessing contents of an iframe share | improve this answer | follow ...
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Does JSON syntax allow duplicate keys in an object?

...s report the last name/value pair only. Other implementations report an error or fail to parse the object, and some implementations report all of the name/value pairs, including duplicates. Also, as Serguei pointed out in the comments: ECMA-262 "ECMAScript® Language Specification", rea...
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Using the “final” modifier whenever applicable in Java [closed]

...oo.txt"); else System.out.println("test failed"); in.read(); // Compiler error because variable 'in' might be unassigned By preventing a variable from being assigned more than once, you discourage overbroad scoping. Instead of this: String msg = null; for(int i = 0; i < 10; i++) { msg...
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Download and open PDF file using Ajax

...h: function (response, status, xhr, self, filename) { }, onErrorOccured: function (response, status, xhr, self) { } }; this.download = function () { var self = this; $.ajax({ type: this.settings.type, url: this.settings.url, ...
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How can I negate the return-value of a process?

...he 'do nothing successfully' option was correct; maybe it should report an error when it isn't asked to do anything. The code in '"stderr.h"' provides simple error reporting facilities - I use it everywhere. Source code on request - see my profile page to contact me. ...