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Are global variables in PHP considered bad practice? If so, why?
...n global variables because you will have experienced the "joy" of tracking down bugs associated with their use. This alone will incentivize you to find another way to solve the same problem. Coincidentally, this tends to push PHP people in the direction of learning how to use namespaces and classes ...
What's the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
...This would be the "arrow function expression" introduced in ECMAScript 6.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/arrow_functions
For historical purposes (if the wiki page changes later), it is:
An arrow function expression has a shorter syntax compared to function ex...
Single Sign On across multiple domains [closed]
...How do you handle the case whare the master domain login.mydomain.com goes down? Is login impossible at that point?
– jjxtra
Mar 8 '11 at 0:46
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How do I speed up the scroll speed in a JScrollPane when using the mouse wheel?
...
Beautiful. I also noticed this affects the up and down arrows in the scroll bar, which is also very desired.
– Erick Robertson
Apr 7 '11 at 15:44
1
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Why does GCC generate such radically different assembly for nearly the same C code?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to calculate the CPU usage of a process by PID in Linux from C?
...ed on cafs answer to calculate the user+kernel cpu usage of of an process:
https://github.com/fho/code_snippets/blob/master/c/getusage.c
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What is “lifting” in Haskell?
...t describes Functor and Applicative (as well as other type classes; scroll down to the right chapter in that document).
Hope this helps!
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What is the runtime performance cost of a Docker container?
...d server versus host native memcached server using Twemperf benchmark tool https://github.com/twitter/twemperf with 5000 connections and 20k connection rate
Connect time overhead for docker based memcached seems to agree with above whitepaper at roughly twice native speed.
Twemperf Docker Memcache...
Intelligent point label placement in R
...a PNG for uploading to SO.)
Now, before you succumb to the strong urge to down vote this into oblivion and leave snarky comments about how the point is to automate this process, hear me out!
Looking for algorithmic solutions is totally fine, and (IMHO) really interesting. But, to me, point labelin...
Spring Boot application as a Service
...;1
then
echo "Service [$APP_NAME] is not running. Ignoring shutdown request."
exit 1
fi
# First, we will try to trigger a controlled shutdown using
# spring-boot-actuator
curl -X POST http://localhost:$APP_PORT/shutdown < /dev/null > /dev/null 2>&1
...