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Python Sets vs Lists
...han lists when it comes to iterating over their contents.
You can use the timeit module to see which is faster for your situation.
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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
...d, any version of Node.js
Use Martin Thomson's answer, which runs in O(n) time. (See also my replies to comments on his answer about non-optimizations. Using a DataView is slow. Even if you need to flip bytes, there are faster ways to do so.)
Dependency, fast, Node.js ≤ 0.12 or iojs 3.x
You can...
How does Java handle integer underflows and overflows and how would you check for it?
...riting javadocs - while normally that'd be converted to Math.addExact, sometimes the other form just sticks around
– Pokechu22
Nov 15 '17 at 3:24
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What does void mean in C, C++, and C#?
... interface which calls a function whose parameters can't be known ahead of time.
For example, in the Linux Kernel when deferring work you will setup a function to be run at a latter time by giving it a pointer to the function to be run and a pointer to the data to be passed to the function:
struct...
How to pass arguments to a Button command in Tkinter?
...fication(s)
Below example will call a method that changes btn's text each time the button is pressed:
import tkinter as tk
i = 0
def text_mod():
global i, btn # btn can be omitted but not sure if should be
txt = ("Vicariously", "I", "live", "as", "the", "whole", "world", "dies")...
How can I pass data from Flask to JavaScript in a template?
... use JSON. JSON is great as a format for transfer between systems, but sometimes we forget that it stands for JavaScript Object Notation. This means that injecting JSON into the template is the same as injecting JavaScript code that describes the object.
Flask provides a Jinja filter for this: tojs...
SQL Joins Vs SQL Subqueries (Performance)?
... query, subquery executes but in second one the subquery only executes one time and this way performance improved.
– Ali Faradjpour
Apr 5 '19 at 10:42
1
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What is a postback?
...te data is also posted back but that is the state of the controls the last time they were on the server.
– Simon Keep
Oct 20 '08 at 16:15
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Do unix timestamps change across timezones?
As the subject asks; do UNIX timestamps change in each timezone?
5 Answers
5
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How to overcome “datetime.datetime not JSON serializable”?
... 1506816000000}
If you want a generic Python solution for serializing datetime to json, check out @jjmontes' answer for a quick solution which requires no dependencies.
As you are using mongoengine (per comments) and pymongo is a dependency, pymongo has built-in utilities to help with json seria...