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How to activate an Anaconda environment

...as: set PATH=C:\Anaconda\envs\py33\Scripts;C:\Anaconda\envs\py33;%PATH% Now it should work in the command window: activate py33 The line above is the Windows equivalent to the code that normally appears in the tutorials for Mac and Linux: $ source activate py33 More info: https://groups.goo...
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How to assign the output of a command to a Makefile variable

...converts my tab into a number of spaces. You, frustrated internet citizen, now copy this, thinking that you now have the same text that I used. The make command, now reads the spaces and finds that the "all" command is incorrectly formatted. So copy the above text, paste it, and then convert the whi...
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How can I save an image with PIL?

... BMP (without the dot) or pass the output name with the extension already. Now to handle the error you need to properly modify your data in the frequency domain to be saved as an integer image, PIL is telling you that it doesn't accept float data to save as BMP. Here is a suggestion (with other mino...
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Can you attach a UIGestureRecognizer to multiple views?

... iOS 9 now enforces a single view per gesture recogniser, I'd been using the interface builder method below, but now I get the following message when I try to use it (some details cut for brevity): WARNING: A Gesture recognizer (&lt...
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Debugging App When Launched by Push Notification

...n XCode < 4.0 (for XCode >= 4, see answer by delirus below), you can now configure Xcode to attach the debugger to the app after you launch it, instead of launching the app through the debugger. This lets you debug things that vary based on the launch state of your application, such as URL sch...
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Monad in plain English? (For the OOP programmer with no FP background)

... take a type, say int, and add a new capability to that type, namely, that now it can be null when it couldn't before. As a second example, consider IEnumerable<T>. It is an amplifier of types. It lets you take a type, say, string, and add a new capability to that type, namely, that you can n...
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How to list all tags along with the full message in git?

...to do something more than what this question is asking. But it is good to know that for certain situations the -l is needed. – still_dreaming_1 Jul 2 '15 at 15:30 ...
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Django Rest Framework File Upload

...ood question. Reading RFC-2616 provides a subtlety I wasn't aware of until now. "The fundamental difference between the POST and PUT requests is reflected in the different meaning of the Request-URI. The URI in a POST request identifies the resource that will handle the enclosed entity. That resourc...
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How do I integrate Ajax with Django applications?

...eturn 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 you in the background and then handles the ...
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What is the maximum possible length of a .NET string?

...estion as far as I can see, so an authoritative answer might require some knowledge of internals. Would the maximum change on a 64-bit system? ...