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How to avoid having class data shared among instances?

...f.x A change method sets self.temp Pretty straight forward so far yeah? Now let's start playing around with this class. Let's initialize this class first: a = A('Tesseract') Now do the following: >>> print(a.temp) Skyharbor >>> print(A.temp) Skyharbor Well, a.temp worked ...
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Is it possible to start a shell session in a running container (without ssh)

... EDIT: Now you can use docker exec -it "id of running container" bash (doc) Previously, the answer to this question was: If you really must and you are in a debug environment, you can do this: sudo lxc-attach -n <ID> Note th...
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UILabel sizeToFit doesn't work with autolayout ios6

...If we run the app in the simulator, sure enough, we see the same thing: Now, let's select the UILabel in Interface Builder, and take a look at the default settings in the Size inspector: Note the highlighted constraint above. That is the Content Hugging Priority. As Erica Sadun describes it in...
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SQLite UPSERT / UPDATE OR INSERT

... For now, no this release in Ubuntu repository yet. – bl79 Jun 9 '18 at 20:21 ...
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How do you make a HTTP request with C++?

... Update 2020: I have a new answer that replaces this, now 8-years-old, one: https://stackoverflow.com/a/61177330/278976 On Linux, I tried cpp-netlib, libcurl, curlpp, urdl, boost::asio and considered Qt (but turned it down based on the license). All of these were either incompl...
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What's the difference between passing by reference vs. passing by value?

...by value vs. pass by reference" distinction as defined in the CS theory is now obsolete because the technique originally defined as "pass by reference" has since fallen out of favor and is seldom used now.1 Newer languages2 tend to use a different (but similar) pair of techniques to achieve the sam...
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How can I enable or disable the GPS programmatically on Android?

I know that the question about turning on/off GPS programatically on android has been discussed many times , and the answer is always the same: ...
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Firebug-like debugger for Google Chrome

...specific issues. If I want deeper introspection, I can do it with Firebug. Now with IE8's new developer mode, all the major browsers have builtin dev modes. Good times. – guns Apr 27 '09 at 9:32 ...
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Variable declared in for-loop is local variable?

...< 5; i++) { } // 'i' is only declared in the method scope now, // no longer in the child scope -> valid. i = 4; // 'i' is declared in the method's scope -> valid. int A = i; } EDIT: The C# compiler could of course be changed to allow this code to compile ...
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Where to place AutoMapper.CreateMaps?

... code (and refactor) if necessary. EDIT: Just thought I'd mention that I now use AutoMapper profiles, so the above example becomes: public static class AutoMapperWebConfiguration { public static void Configure() { Mapper.Initialize(cfg => { cfg.AddProfile(new UserProf...