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What is the difference between SIGSTOP and SIGTSTP?
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Factoid: If you're a linux programmer, SIGTSTP is what you get when you use Ctrl-Z to interrupt a process running in a shell without killing it. This usually causes the shell to put it on a suspended job list.
– simpleuser
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Build .so file from .c file using gcc command line
I'm trying to create a hello world project for Linux dynamic libraries (.so files). So I have a file hello.c:
2 Answers
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npm throws error without sudo
...ssions, install npm packages globally the right way.
If you are on OSX or Linux, you can create a user dedicated directory for your global package and setup npm and node to know how to find globally installed packages.
Check out this great article for step by step instructions on installing npm mod...
How do I check if a C++ std::string starts with a certain string, and convert a substring to an int?
How do I implement the following (Python pseudocode) in C++?
21 Answers
21
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How do I know if a generator is empty from the start?
...d me a lot with my current project. I found a similar example in code for python's standard library module 'mailbox.py'. This method is for backward compatibility only. def next(self): """Return the next message in a one-time iteration.""" if not hasattr(self, '_onetime_keys'):...
What is the difference between quiet NaN and signaling NaN?
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We can also execute the program on aarch64 with QEMU user mode:
aarch64-linux-gnu-g++ -ggdb3 -O3 -std=c++11 -Wall -Wextra -pedantic -o main.out main.cpp
qemu-aarch64 -L /usr/aarch64-linux-gnu/ main.out
and that produces the exact same output, suggesting that multiple archs closely implement IEE...
What is the difference between vmalloc and kmalloc?
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Short answer: download Linux Device Drivers and read the chapter on memory management.
Seriously, there are a lot of subtle issues related to kernel memory management that you need to understand - I spend a lot of my time debugging problems with i...
How to schedule a function to run every hour on Flask?
...ich I made recently, integrated with a basic Flask application:
#!/usr/bin/python3
""" Demonstrating Flask, using APScheduler. """
from apscheduler.schedulers.background import BackgroundScheduler
from flask import Flask
def sensor():
""" Function for test purposes. """
print("Scheduler is...
C++ multiline string literal
...ring literals. Sort of like here-text in shells and script languages like Python and Perl and Ruby.
const char * vogon_poem = R"V0G0N(
O freddled gruntbuggly thy micturations are to me
As plured gabbleblochits on a lurgid bee.
Groop, I implore thee my fo...
Django: How do I add arbitrary html attributes to input fields on a form?
...ere is no separation of concerns. HTML attributes should not be written in python code IMO. Mikhail Korobov solution is superior.
– David D.
Dec 16 '17 at 15:14
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