I'm working on a web app. How can I send push notifications to iOS users when there is new content? 11 Answers ...

...o an HTTP POST that looks like an HMTL form posted from a browser. Specifically, post some text fields and a file field. 12...

...ntime, the author can state "nine nines reliability" for AXD301 (which was all he ever said, avoiding specifics). It doesn't necessarily mean Erlang is the only cause of such high reliability. EDIT: In fact, "20 years" itself seems like a misinterpretation. Joe mentions a figure of 20 years in the s...

... This answer is incomplete (as are most of the others). While a lock is one type of thing that there can be contention over, it is far from the only such thing. There can be contention for lockless resources as well. (For example, if two threads keep atomically...

... Using -s option will print output of all functions, which may be too much. If you need particular output, the doc page you mentioned offers few suggestions: Insert assert False, "dumb assert to make PyTest print my stuff" at the end of your function, and you...

...erf, you can have different levels of efficiency for creating a regex, but all of them are significantly slower than a simple string replace. The regex is slower because: Fixed-string matches don't have backtracking, compilation steps, ranges, character classes, or a host of other features that ...

...). The most common reason to want such a type is when memoizing function calls for functions with unknown arguments. The most common solution to store a hashable equivalent of a dict (where the values are hashable) is something like tuple(sorted(kwargs.iteritems())). This depends on the sorting n...

.... This is the closest equivalent to Java's final. However, it does not actually prevent reassignment: from typing import Final a: Final = 1 # Executes fine, but mypy will report an error if you run mypy on this: a = 2 sha...

What actually is a C runtime library and what is it used for? I was searching, Googling like a devil, but I couldn't find anything better than Microsoft's: "The Microsoft run-time library provides routines for programming for the Microsoft Windows operating system. These routines automate many commo...

...a unary operator (taking a single argument) that is borrowed from C, where all data types are just different ways of interpreting bytes. It is the "invert" or "complement" operation, in which all the bits of the input data are reversed. In Python, for integers, the bits of the twos-complement repr...