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Understanding recursion [closed]
... "recursion", and again that's something a computer can't do. The complete description of our recursive task must also include an explicit starting point:
"find out more about recursion on the net, UNTIL you understand it or you have read a maximum of 10 pages and starting at www.google.com/search?...
Relative imports in Python 3
...eturns empty string. This is why there's empty string literal in the error description:
SystemError: Parent module '' not loaded, cannot perform relative import
The relevant part of the CPython's PyImport_ImportModuleLevelObject function:
if (PyDict_GetItem(interp->modules, package) == NULL) ...
Do zombies exist … in .NET?
... classes).
†first time I've heard of the term zombies but based on your description, your colleague probably meant a thread that terminated without release all resources. This could potentially cause a deadlock, memory leak or some other bad side effect. This is obviously not desirable but singli...
Xamarin 2.0 vs Appcelerator Titanium vs PhoneGap [duplicate]
...or Comparison between Corona, Phonegap, Titanium as it has a very thorough description of the differences. Basically, it appears that though they both use JavaScript, how that JavaScript is interpreted is slightly different. With Titanium, you will be writing your JavaScript to the Titanium SDK, whe...
What do 'real', 'user' and 'sys' mean in the output of time(1)?
... 'user', this is only CPU time used by the process. See below for a brief description of kernel mode (also known as 'supervisor' mode) and the system call mechanism.
User+Sys will tell you how much actual CPU time your process used. Note that this is across all CPUs, so if the process has multip...
Algorithm to find top 10 search terms
... but looking only for that item).
The Frequent Algorithm
Here's a simple description of Misra-Gries' Frequent algorithm. Demaine (2002) and others have optimized the algorithm, but this gives you the gist.
Specify the threshold fraction, 1 / k; any item that occurs more than n / k times will be f...
In plain English, what does “git reset” do?
...ee.
Use cases
I cover many of the main use cases for git reset within my descriptions of the various options in the next section. It can really be used for a wide variety of things; the common thread is that all of them involve resetting the branch, index, and/or work tree to point to/match a give...
Multi-gradient shapes
...ally update this layer drawable to match the height of the container, full description can be found here. This code should go in your onCreate() method:
final TextView tv = (TextView)findViewById(R.id.image_test);
ViewTreeObserver vto = tv.getViewTreeObserver();
vto.addOnGlobalLayou...
Spring DAO vs Spring ORM vs Spring JDBC
... I appreciate this Answer using the term "umbrella" in some descriptions here (like Spring Data), identifying there are sub-components/modules within (rather than an umbrella being more domain specific). And mentioning Spring Data is very useful in context here, even though it was no...
How to design a product table for many kinds of product where each product has many parameters
...
To be honest, when I read the description of EAV in @Bills answer I did not quite understand what he was explaining. But when you said 3 columns: product ID, additional info name, additional info value I understood the concept. And I have actually done th...