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How do I validate a date string format in python?

...xcept? Python tends to slow down significantly when an exception is raised and caught. – chiffa Sep 6 '16 at 1:26 1 ...
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Catch Ctrl-C in C

... With a signal handler. Here is a simple example flipping a bool used in main(): #include <signal.h> static volatile int keepRunning = 1; void intHandler(int dummy) { keepRunning = 0; } // ... int main(void) { signal(SIG...
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Heroku NodeJS http to https ssl forced redirect

I have an application up and running on heroku with express on node with https,. How do I identify the protocol to force a redirect to https with nodejs on heroku? ...
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Get file name from URL

... In version commons-io 2.2 at least you still need to manually handle URLs with parameters. E.g. "example.com/file.xml?date=2010-10-20" – Luke Quinane Aug 13 '13 at 5:14 ...
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How to explore web-based Google Play in another country?

if I go to play.google.com, it automatically recognizes my country and allow me to browse the apps for that country. I can change the language through the dropdown in the footer, or I can add &hl=code in the querystring...but that only changes the language...not the store content (the app lists and ...
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Java 8 Stream and operation on arrays

...is a little more difficult because I can't think of a way to get the value AND the index at the same time as a Stream operation. This means you probably have to stream over the indexes of the array. //in this example a[] and b[] are same length int[] a = ... int[] b = ... int[] result = new int[a...
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How can I trigger an onchange event manually? [duplicate]

... the onchange listener is a function set via the element.onchange property and you're not bothered about the event object or bubbling/propagation, the easiest method is to just call that function: element.onchange(); If you need it to simulate the real event in full, or if you set the event via t...
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Get generic type of java.util.List

...lass java.lang.Integer. } } You can also do that for parameter types and return type of methods. But if they're inside the same scope of the class/method where you need to know about them, then there's no point of knowing them, because you already have declared them yourself. ...
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There is no ViewData item of type 'IEnumerable' that has the key 'xxx'

... Ok, so the answer was derived from some other posts about this problem and it is: If your ViewData contains a SelectList with the same name as your DropDownList i.e. "submarket_0", the Html helper will automatically populate your DropDownList with that data if you don't specify the 2nd paramete...
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Removing white space around a saved image in matplotlib

I need to take an image and save it after some process. The figure looks fine when I display it, but after saving the figure, I got some white space around the saved image. I have tried the 'tight' option for savefig method, did not work either. The code: ...