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Extract numbers from a string
I want to extract the numbers from a string that contains numbers and letters like:
20 Answers
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Build tree array from flat array in javascript
...be more accurate if we added childNodes only when needed? By removing them from the first forEach and moving them inside the second?
– arpl
Oct 15 '19 at 15:15
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How to convert wstring into string?
...ngth() * converter.max_length());
std::mbstate_t state;
const wchar_t* from_next;
char* to_next;
const converter_type::result result = converter.out(state, ws.data(), ws.data() + ws.length(), from_next, &to[0], &to[0] + to.size(), to_next);
if (result == converter_type::ok or resul...
Can grep show only words that match search pattern?
Is there a way to make grep output "words" from files that match the search expression?
14 Answers
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What's the difference between a Python module and a Python package?
... is a collection of modules in directories that give a package hierarchy.
from my_package.timing.danger.internets import function_of_love
Documentation for modules
Introduction to packages
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Is there a WebSocket client implemented for Python? [closed]
...a WebSocket client in python, more exactly I need to receive some commands from XMPP in my WebSocket server.
5 Answers
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Powershell equivalent of bash ampersand (&) for forking/running background processes
... or a file that has an associated executable, use Start-Process (available from v2):
Start-Process -NoNewWindow ping google.com
You can also add this as a function in your profile:
function bg() {Start-Process -NoNewWindow @args}
and then the invocation becomes:
bg ping google.com
In my opi...
tomcat - CATALINA_BASE and CATALINA_HOME variables
...t on Ubuntu. It properly separates the Tomcat software (in $CATALINA_HOME) from the Tomcat instance (in $CATALINA_BASE).
– reinierpost
Jul 8 '16 at 8:52
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what's the correct way to send a file from REST web service to client?
...p REST services, but I've come across a difficult situation: sending files from my REST service to my client. So far I've gotten the hang of how to send simple data types (strings, integers, etc) but sending a file is a different matter since there are so many file formats that I don't know where I ...
How to check if an element is in an array
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How to search specific element from generic array? say [AnyObject] ?
– Dhaval H. Nena
Jul 7 '16 at 6:27
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