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What is the difference between Bower and npm?
... JS project, particularly since it's so easy to swap it in/out.
EDIT (May 2019)
"Bower has finally been deprecated. End of story." (h/t: @DanDascalescu, below, for pithy summary.)
And, while Yarn is still active, a lot of the momentum for it shifted back to npm once it adopted some of Yarn's key fe...
How do I integrate Ajax with Django applications?
... needs a refresher.
So this is how I would integrate Ajax with Django in 2019 :) And lets take a real example of when we would need Ajax :-
Lets say I have a model with registered usernames and with the help of Ajax I wanna know if a given username exists.
html:
<p id="response_msg">&...
What characters are allowed in an email address?
...escribed in the RFC 6532 spec and explained on Wikipedia. Note that as of 2019, these standards are still marked as Proposed, but are being rolled out slowly. The changes in this spec essentially added international characters as valid alphanumeric characters (atext) without affecting the rules on...
Heap vs Binary Search Tree (BST)
...fs here:
Red-black tree. Appears to be the most commonly used BBST as of 2019, e.g. it is the one used by the GCC 8.3.0 C++ implementation
AVL tree. Appears to be a bit more balanced than BST, so it could be better for find latency, at the cost of slightly more expensive finds. Wiki summarizes: "...
How do I recover/resynchronise after someone pushes a rebase or a reset to a published branch?
...ch has been corrected with Git 2.27 (Q2 2020).
See commit f08132f (09 Dec 2019) by Junio C Hamano (gitster).
(Merged by Junio C Hamano -- gitster -- in commit fb4175b, 27 Mar 2020)
rebase: --fork-point regression fix
Signed-off-by: Alex Torok
[jc: revamped the fix and used Alex's tests...
How to merge YAML arrays?
...
Update: 2019-07-01 14:06:12
Note: another answer to this question was substantially edited with an update on alternative approaches.
That updated answer mentions an alternative to the workaround in this answer. It has been added...
How do I list all files of a directory?
...all files and open them with tkinter GUI
I just wanted to add in this 2019 a little app to search for all files in a dir and be able to open them by doubleclicking on the name of the file in the list.
import tkinter as tk
import os
def searchfiles(extension='.txt', folder='H:\\'):
"in...
When is assembly faster than C?
...and written version will be quicker if you're using an old bad compiler. (2019 update: This is not true in general for modern compilers. Especially when compiling for anything other than x87; compilers have an easier time with SSE2 or AVX for scalar math, or any non-x86 with a flat FP register set...
Do I need dependency injection in NodeJS, or how to deal with …?
...
Great answer. I'm wondering what your thoughts are in 2019. For large projects, as a matter of personal preference, which do you prefer - DI/IoC in Node, or just stubbing/mocking with jest, rewire, proxyquire, etc.? Thanks.
– user6233283
Ju...
How to design a product table for many kinds of product where each product has many parameters
... is overkill. Class Table Inheritance would be my first choice.
Update 2019: The more I see people using JSON as a solution for the "many custom attributes" problem, the less I like that solution. It makes queries too complex, even when using special JSON functions to support them. It takes a lo...