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How does Facebook disable the browser's integrated Developer Tools?

... link; ours is a little more complicated for no good reason. Chrome wraps all console code in with ((console && console._commandLineAPI) || {}) { <code goes here> } ... so the site redefines console._commandLineAPI to throw: Object.defineProperty(console, '_commandLineAPI', {...
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Hidden Features of PHP? [closed]

...and getting a reference most of the time is great. – Allain Lalonde Sep 14 '08 at 17:46 1 This is...
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HTML5 Email Validation

...e="Submit"> </form> And when the user press submit, it automatically shows an error message like: share | improve this answer | follow | ...
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Multiple Models in a single django ModelForm?

... But how? Usually a FormView only has a single form_class assigned to it. – erikbwork Oct 7 '16 at 17:42 ...
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Why dict.get(key) instead of dict[key]?

... It allows you to provide a default value if the key is missing: dictionary.get("bogus", default_value) returns default_value (whatever you choose it to be), whereas dictionary["bogus"] would raise a KeyError. If omitted...
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Ignore python multiple return value

...add gettext functionality to someone else's code (that defines a function called '_') so it should be banned – nosklo Jan 11 '09 at 13:32 28 ...
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How to request Administrator access inside a batch file

...s method doesn't forward arguments. Do you know How that can be done? Basically what I observe is that on the first line %1 has some value and on the last line %1 is null. I need to forward the arguments. – prongs Jan 11 '13 at 11:54 ...
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What's the $unwind operator in MongoDB?

...hat it stores your data is in the form of documents and collections, which allows for a dynamic means of adding and obtaining the data from your storage locations. That being said, in order to understand the concept behind the $unwind parameter, you first must understand what the use case that you ...
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Static files in Flask - robot.txt, sitemap.xml (mod_wsgi)

... achieved.) it's not clean to add static files into the app root folder finally, the proposed solution looks much cleaner than the adding middleware approach: share | improve this answer |...
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What is the purpose of willSet and didSet in Swift?

... for instance to notify other objects that the property just changed. When all you have is get/set, you need another field to hold the value. With willSet and didSet, you can take action when the value is modified without needing another field. For instance, in that example: class Foo { var myP...