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Should I always use a parallel stream when possible?
...a sequential one. Coordinating the threads takes a significant amount of tim>me m>. I would use sequential streams by default and only consider parallel ones if
I have a massive amount of items to process (or the processing of each item takes tim>me m> and is parallelizable)
I have a performance problem in ...
What columns generally make good indexes?
... you are required to search particular records. Suppose, we have a table nam>me m>d buyers where the SELECT query uses indexes like below:
SELECT
buyer_id /* no need to index */
FROM buyers
WHERE first_nam>me m>='Tariq' /* consider to use index */
AND last_nam>me m>='Iqbal' /* consider to use index */
Since ...
Pointers in C: when to use the ampersand and the asterisk?
...just starting out with pointers, and I'm slightly confused. I know & m>me m>ans the address of a variable and that * can be used in front of a pointer variable to get the value of the object that is pointed to by the pointer. But things work differently when you're working with arrays, strings or...
What is PECS (Producer Extends Consum>me m>r Super)?
I cam>me m> across PECS (short for Producer extends and Consum>me m>r super ) while reading up on generics.
14 Answers
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How the single threaded non blocking IO model works in Node.js
I'm not a Node programm>me m>r, but I'm interested in how the single threaded non blocking IO model works.
After I read the article understanding-the-node-js-event-loop , I'm really confused about it.
It gave an example for the model:
...
Clone private git repo with dockerfile
...ndomly and after investigation we noticed that ssh-keyscan has a default tim>me m>out of 5 seconds which bitbucket often exceeded. ssh-keyscan won't even report an error. So better run RUN ssh-keyscan -T 60 bitbucket.org >> /root/.ssh/known_hosts to be safe.
– fluidsonic
...
Does “untyped” also m>me m>an “dynamically typed” in the academic CS world?
...ext of set theory). Since then, a whole branch of computational logic has em>me m>rged that is known as "type theory". Programming language theory is based on these foundations. And in all these mathematical contexts, "type" has a particular, well-established m>me m>aning.
The terminology "dynamic typing" wa...
How do I split a string on a delimiter in Bash?
...let it parse into an array. When this happens in a command, then the assignm>me m>nt to IFS only takes place to that single command's environm>me m>nt (to read ). It then parses the input according to the IFS variable value into an array, which we can then iterate over.
IFS=';' read -ra ADDR <<< "$I...
Understanding the basics of Git and GitHub [closed]
...on't collaborate with anybody so I don't know if this would be helpful for m>me m>.
3 Answers
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What are Maven goals and phases and what is their difference?
...ve not previously run the compile goal or prepared your compiled code in som>me m> other way this may very likely fail.
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