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Plot logarithmic axes with matplotlib in python

... First of all, it's not very tidy to mix pylab and pyplot code. What's more, pyplot style is preferred over using pylab. Here is a slightly cleaned up code, using only pyplot functions: from matplotlib import pyplot a = [ pow(10,i) for i in range(10) ] pyplot.subplot(...
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What are 'get' and 'set' in Swift?

I'm learning Swift and I'm reading The Swift Programming Language from Apple, I have no Objective C background (only PHP, JS, and other but no Obj C) ...
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Do login forms need tokens against CSRF attacks?

...ube. YouTube allowed users to see a record of "their own" viewing history, and their login form was CSRF-vulnerable! So as a result, an attacker could set up an account with a password they knew, log the victim into YouTube using that account — stalking what videos the victim was watching. There'...
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Returning from a finally block in Java

... it's "better," consider the developer who has to maintain your code later and who might not be aware of the subtleties. That poor developer might even be you.... share | improve this answer ...
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How to generate an openSSL key using a passphrase from the command line?

...irst - what happens if I don't give a passphrase? Is some sort of pseudo random phrase used? I'm just looking for something "good enough" to keep casual hackers at bay. ...
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How to create a density plot in matplotlib?

...hat you generated with R. This is because gaussian_kde tries to infer the bandwidth automatically. You can play with the bandwidth in a way by changing the function covariance_factor of the gaussian_kde class. First, here is what you get without changing that function: However, if I use the follo...
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How many and which are the uses of “const” in C++?

...y obscure to me, one of these is const . You can use it in so many places and with so many different effects that is nearly impossible for a beginner to come out alive. Will some C++ guru explain once forever the various uses and whether and/or why not to use them? ...
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How to declare std::unique_ptr and what is the use of it?

I try to understand how std::unique_ptr works and for that I found this document. The author starts from the following example: ...
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How to check if a table exists in a given schema

Postgres 8.4 and greater databases contain common tables in public schema and company specific tables in company schema. company schema names always start with 'company' and end with the company number. So there may be schemas like: ...
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REST, HTTP DELETE and parameters

...Alex said (I don't know who downvoted him, he is correct), this should be handled in the UI, because a RESTful service as such just processes requests and should be therefore stateless (i.e. it must not rely on confirmations by holding any server-side information about of a request). Two examples h...