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How to sort an array in Bash
...
Original response:
array=(a c b "f f" 3 5)
readarray -t sorted < <(for a in "${array[@]}"; do echo "$a"; done | sort)
output:
$ for a in "${sorted[@]}"; do echo "$a"; done
3
5
a
b
c
f f
Note this version copes with values that contains special characters or...
What are important languages to learn to understand different approaches and concepts? [closed]
...f Blitzer's boathouse. (Replace that with a hammer and a nail if you don't read xkcd)
24 Answers
...
Read url to string in few lines of java code
...implementation, which is not a single line, do this:
public static String readStringFromURL(String requestURL) throws IOException
{
try (Scanner scanner = new Scanner(new URL(requestURL).openStream(),
StandardCharsets.UTF_8.toString()))
{
scanner.useDelimiter("\\A");
...
Read password from stdin
... });
}, "code-snippets");
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Improve INSERT-per-second performance of SQLite
...a difference as well (PRAGMA page_size). Having larger page sizes can make reads and writes go a bit faster as larger pages are held in memory. Note that more memory will be used for your database.
If you have indices, consider calling CREATE INDEX after doing all your inserts. This is significantly...
How can I build a small operating system on an old desktop computer? [closed]
...
First things first. Read, read, read, read, read. You need to have a firm understanding of how the OS works before you can hope to implement your own.
Grab one of Andrew Tanenbaum's books on operating systems. This is the one we used in my OS...
multiprocessing: How do I share a dict among multiple processes?
...
multiprocessing is not like threading. Each child process will get a copy of the main process's memory. Generally state is shared via communication (pipes/sockets), signals, or shared memory.
Multiprocessing makes some abstractions available for your u...
Search and replace a line in a file in Python
... I would be wary of using it in real code because admittedly it's not very readable or familiar. In real (production) code it's worthwhile to spend just a few more lines of code to make the process explicit and thus make the code readable.
There are two options:
The file is not overly large, and ...
Are static variables shared between threads?
My teacher in an upper level Java class on threading said something that I wasn't sure of.
7 Answers
...
How to create streams from string in Node.Js?
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From node 10.17, stream.Readable have a from method to easily create streams from any iterable (which includes array literals):
const { Readable } = require("stream")
const readable = Readable.from(["input string"])
readable.on("data", (chunk) =&...