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How to find and return a duplicate value in array
... maybe try C instead.
And here is the gist comparing different solutions: https://gist.github.com/naveed-ahmad/8f0b926ffccf5fbd206a1cc58ce9743e
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what is “strict mode” and how is it used?
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2017 and I finally found the documentation:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Strict_mode
Strict mode is a way to opt in to a restricted variant of JavaScript.
Strict mode isn't just a subset: it intentionally has different
seman...
In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...res more effort to probe data. All modern protocols support both: HTTP and HTTPS (encrypted).
P.S.
Remember that WebSockets generally have a very different approach of logic for networking, more like real-time games had all this time, and not like http.
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How does origin/HEAD get set?
...that Jefromi mentions in his answer; so I did a bit of digging (by cloning https://github.com/git/git and searching the log). It used to be that
Determining HEAD is ambiguous since it is done by comparing SHA1s.
In the case of multiple matches we return refs/heads/master if it
matches, else we re...
When to use reinterpret_cast?
... 754) floats. One example of this was the Fast Inverse Square-Root trick:
https://en.wikipedia.org/wiki/Fast_inverse_square_root#Overview_of_the_code
It treats the binary representation of the float as an integer, shifts it right and subtracts it from a constant, thereby halving and negating the e...
How to add texture to fill colors in ggplot2
...2.
# Image/pattern randomly selected from README
path_image <- "http://www.hypergridbusiness.com/wp-content/uploads/2012/12/rocks2-256.jpg"
library(ggplot2)
# devtools::install_github("clauswilke/ggtextures")
ggplot(mtcars, aes(cyl, mpg)) +
ggtextures::geom_textured_bar(stat = "identity", im...
What is the difference/usage of homebrew, macports or other package installation tools? [closed]
...xcode command line tools installed (which you can download separately from https://developer.apple.com/), and for some specific packages you will need the entire xcode IDE installed.
xcode can be installed from the mac app store, its a free download but it takes a while since its around 5GB (if I r...
How to compute the similarity between two text documents?
...ut the similarity between them
import tensorflow_hub as hub
module_url = "https://tfhub.dev/google/universal-sentence-encoder/1?tf-hub-format=compressed"
# Import the Universal Sentence Encoder's TF Hub module
embed = hub.Module(module_url)
# sample text
messages = [
# Smartphones
"My phone is no...
Catch a thread's exception in the caller thread in Python
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concurrent.futures.as_completed
https://docs.python.org/3.7/library/concurrent.futures.html#concurrent.futures.as_completed
The following solution:
returns to the main thread immediately when an exception is called
requires no extra user defined classes ...
Do HTML WebSockets maintain an open connection for each client? Does this scale?
...sizes adding up for each open TCP/IP socket. Here's some additional info: https://serverfault.com/questions/48717/practical-maximum-open-file-descriptors-ulimit-n-for-a-high-volume-system
As for decreased latency via WS vs. HTTP, it's true since there's no more parsing of HTTP headers beyond the i...