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Bash script prints “Command Not Found” on empty lines
...bash
Enter your path to bash if it is not /bin/bash
Try running:
dos2unix script.sh
That wil convert line endings, etc from Windows to unix format. i.e. it strips \r (CR) from line endings to change them from \r\n (CR+LF) to \n (LF).
More details about the dos2unix command (man page)
An...
How to configure an existing git repo to be shared by a UNIX group
...s up to this point only been writable by me. I want to open it up to some UNIX user group, foo, so that all members of foo can push to it. I'm aware that I can easily set up a new git repo with:
...
iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的出错、试错、调错、解决错误的过程中才能提高自己的编程水平和调试能力。我会继续更新该篇博客，讲解更多的调试技能，希望我们都能在实践中提高进步。
iOS 调试技巧
Colors with unix command “watch”?
Some commands that I use display colors, but when I use them with watch the colors disappears:
6 Answers
...
Get current date in milliseconds
... reference date was given in the question, but be aware that this is not a UNIX timestamp.
– nyi
Sep 17 '14 at 14:57
2
...
Single script to run in both Windows batch and Linux Bash?
...That way, executing the script from the default shell on either Windows or unix will work (only tested with bash). Because I cannot think of a way to include a shebang without making cmd complain loudly, you must always invoke the script via shell. I.e., be sure to use execlp() or execvp() (I think ...
How accurate is python's time.sleep()?
...e other hand, the precision of
time() and sleep() is better than
their Unix equivalents: times are
expressed as floating point numbers,
time() returns the most accurate time
available (using Unix gettimeofday
where available), and sleep() will
accept a time with a nonzero fraction
(U...
nginx showing blank PHP pages
... configuration file (i,e: /etc/nginx/sites-enabled/default).
fastcgi_pass unix:/var/run/php/php7.2-fpm.sock;
3) Check the file actually exists:
$ file /var/run/php/php7.2-fpm.sock
/var/run/php/php7.2-fpm.sock: socket
4) If it doesn't exist that means php7.2-fpm is not running, so you need to ...
What happens to global and static variables in a shared library when it is dynamically linked?
...
This is a pretty famous difference between Windows and Unix-like systems.
No matter what:
Each process has its own address space, meaning that there is never any memory being shared between processes (unless you use some inter-process communication library or extensions).
The ...
How connect Postgres to localhost server using pgAdmin on Ubuntu?
...main/pg_hba.conf
and change this line:
Database administrative login by Unix domain socket
local all postgres md5
to
Database administrative login by Unix domain socket
local all postgres trust
Restart...