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Convert a character digit to the corresponding integer in C

...ly atoi() is fine, and what I said about it earlier only applies to me (on OS X (maybe (insert Lisp joke here))). I have heard it is a macro that maps roughly to the next example, which uses strtol(), a more general-purpose function, to do the conversion instead: char *num = "1024"; int val = (int)...
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What is the difference between pip and conda?

...now pip is a package manager for python packages. However, I saw the installation on IPython's website use conda to install IPython. ...
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Difference between __getattr__ vs __getattribute__

... the attribute wasn't found the usual ways. It's good for implementing a fallback for missing attributes, and is probably the one of two you want. __getattribute__ is invoked before looking at the actual attributes on the object, and so can be tricky to implement correctly. You can end up in infi...
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Enabling markdown highlighting in Vim

... because Markdown treats lines ending with 2 or more space characters specially by inserting a <br>, so it is useful. The plasticboy plugin uses TODO highlighting for this rule, which is a bit too much as it's designed to, by default, be really garish - yellow background - so that it stands o...
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What is a “thread” (really)?

... to find a good definition, and get an understanding, of what a thread really is. 10 Answers ...
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How to run iPhone emulator WITHOUT starting Xcode?

On my old Mac running Snow Leopard, I could type "ios" into spotlight and it would start up the iPhone/iPad emulator by itself. ...
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List all base classes in a hierarchy of given class?

...ass Foo (whether it is a new-style class or not), how do you generate all the base classes - anywhere in the inheritance hierarchy - it issubclass of? ...
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How can a windows service programmatically restart itself?

...(double click the service in the control panel and have a look around on those tabs - I forget the name of it). Then, anytime you want the service to restart, just call Environment.Exit(1) (or any non-zero return) and the OS will restart it for you. ...
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relative path in BAT script

... Actually this resolves to something like C:\myDir\\bin\Iris.exe (note the double-backslash). This still works but leaving away the backslash before bin seems to be "cleaner"? --> %~dp0bin\Iris.exe. – mozz...
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How to save all the variables in the current python session?

I want to save all the variables in my current python environment. It seems one option is to use the 'pickle' module. However, I don't want to do this for 2 reasons: ...