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How to pass a class type as a function parameter
...types and even have an inheritance hierarchy (that is, if class B inherits from A, then B.Type also inherits from A.Type):
class A {}
class B: A {}
class C {}
// B inherits from A
let object: A = B()
// B.Type also inherits from A.Type
let type: A.Type = B.self
// Error: 'C' is not a subtype of ...
int a[] = {1,2,}; Weird comma allowed. Any particular reason?
Maybe I am not from this planet, but it would seem to me that the following should be a syntax error:
20 Answers
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How do I use Node.js Crypto to create a HMAC-SHA1 hash?
... And to verify a hash, you should use crypto.timingSafeEqual(Buffer.from(a), Buffer.from(b)): stackoverflow.com/questions/31095905/…
– baptx
Aug 2 '19 at 15:19
1
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Should I use window.navigate or document.location in JavaScript?
...more authoritative, though I think it would be better to see documentation from the browser development teams to back up the claim.
– Goyuix
Dec 9 '10 at 17:37
6
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List all base classes in a hierarchy of given class?
...h, nice. And for even nicer output, use pprint! python -c 'import inspect; from pprint import pprint as pp; pp(inspect.getclasstree(inspect.getmro(IOError)))'
– penguin359
Nov 15 '16 at 4:58
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Parsing command-line arguments in C?
...parse command line arguments in C are:
Getopt (#include <unistd.h> from the POSIX C Library), which can solve simple argument parsing tasks. If you're a bit familiar with bash, the getopt built-in of bash is based on Getopt from the GNU libc.
Argp (#include <argp.h> from the GNU C Libr...
How do you rotate a two dimensional array?
...e isolate a single layer so we can rotate it? Firstly, we inspect a matrix from the outermost layer, inwards, to the innermost layer. A 5×5 matrix has three layers in total and two layers that need rotating:
. . . . .
. x x x .
. x O x .
. x x x .
. . . . .
Let’s look at columns first. The pos...
How do I resolve “Cannot find module” error using Node.js?
After pulling down a module from GitHub and following the instructions to build it, I try pulling it into an existing project using:
...
Comparison of CI Servers? [closed]
...
Geez. That matrix suffers from "DeathByOverload". Basic UX dictates that large grids are useless unless there's filtering. To add insult to injury, there's no download (csv) and the markdown cannot be downloaded directly. Even that resisted copying in...
What are the use(s) for tags in Go?
...provide transformation info on how a struct field is encoded to or decoded from another format (or stored/retrieved from a database), but you can use it to store whatever meta-info you want to, either intended for another package or for your own use.
As mentioned in the documentation of reflect.Str...