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“Variable” variables in Javascript?

...usly consider that). It is possible to access some global variables dynamically via window, but that doesn't work for variables local to a function. Global variables that do not become a property of window are variables defined with let and const, and classes. There is almost always a better soluti...
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Android Studio inline compiler showing red errors, but compilation with gradle works fine

... Deleting everything in .idea directory is a bad idea, as it might reset all project settings. Just removing .idea/libraries and .idea/caches finally solved the problem for me after trying all other solutions. – fdermishin May 17 '18 at 15:56 ...
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How do I animate constraint changes?

... Two important notes: You need to call layoutIfNeeded within the animation block. Apple actually recommends you call it once before the animation block to ensure that all pending layout operations have been completed You need to call it specifically on the ...
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Enable access control on simple HTTP server

...mport sys class CORSRequestHandler (SimpleHTTPRequestHandler): def end_headers (self): self.send_header('Access-Control-Allow-Origin', '*') SimpleHTTPRequestHandler.end_headers(self) if __name__ == '__main__': test(CORSRequestHandler, HTTPServer, port=int(sys.argv[1]) if le...
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How do I remove a key from a JavaScript object? [duplicate]

... The delete operator allows you to remove a property from an object. The following examples all do the same thing. // Example 1 var key = "Cow"; delete thisIsObject[key]; // Example 2 delete thisIsObject["Cow"]; // Example 3 delete thisIsO...
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How to open a new window on form submit

... No need for Javascript, you just have to add a target="_blank" attribute in your form tag. <form target="_blank" action="http://example.com" method="post" id="mc-embedded-subscribe-form" name="mc-embedded-subscribe-form" class="validate" > ...
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If Python is interpreted, what are .pyc files?

...'translated'. Python is then compiled to a bytecode. AFAIK, only Bash is really interpreted , all other popular "interpreted" languages are all compiled to a bytecode. – bfontaine Aug 6 '14 at 13:42 ...
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C++ Dynamic Shared Library on Linux

...were for a plugin system, you would use MyClass as a base class and define all the required functions virtual. The plugin author would then derive from MyClass, override the virtuals and implement create_object and destroy_object. Your main application would not need to be changed in any way. ...
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How to properly import a selfsigned certificate into Java keystore that is available to all Java app

...Windows the easiest way is to use the program portecle. Download and install portecle. First make 100% sure you know which JRE or JDK is being used to run your program. On a 64 bit Windows 7 there could be quite a few JREs. Process Explorer can help you with this or you can use: System.out.println...
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How do I integrate Ajax with Django applications?

...ction, going to 127.0.0.1:8000/home will return the index.html and replace all the variables as asked (you probably know all this by now). Now let's talk about AJAX. AJAX calls are client-side code that does asynchronous requests. That sounds complicated, but it simply means it does a request for y...