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How can I color Python logging output?
...hat people are copy/pasting :-(. My stream handler currently only works on UNIX (Linux, Mac OS X) but the advantage is that it's available on PyPI (and GitHub) and it's dead simple to use. It also has a Vim syntax mode :-). In the future I might extend it to work on Windows.
To install the package:...
Verify a certificate chain using openssl verify
...ded intermediate certificates and cat them together into a single file (on Unix). On Windows you can just open a text editor (like notepad.exe) and paste the certificates into the file, the first needed on top and following the others.
There is another thing. The files need to be in PEM format. ...
The difference between fork(), vfork(), exec() and clone()
...rocess. This system call with fork() system call together form a classical UNIX process management model called "fork-and-exec".
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Shell equality operators (=, ==, -eq)
...(( 1==1 )); echo $?
0
$ (( 1==2 )); echo $?
1
(Note: 0 means true in the Unix sense and non zero is a failed test)
Using -eq inside of double parenthesis is a syntax error.
If you are using [...] (or single brace) or [[...]] (or double brace), or test you can use one of -eq, -ne, -lt, -le, -gt, ...
Why can't I use Docker CMD multiple times to run multiple services?
... 1 that will get the SIGTERM? Will it be SSH or Rabbit?? "According to the Unix process model, the init process -- PID 1 -- inherits all orphaned child processes and must reap them. Most Docker containers do not have an init process that does this correctly, and as a result their containers become f...
Is there documentation for the Rails column types?
... database systems. For instance, MySQL's TIMESTAMP datatype is stored as a unix timestamp. Its valid range goes from 1970 to 2038, and the time is stored as the number of seconds that have elapsed since the last epoch, which is supposedly standard, but in practice can differ from system to system. R...
Setting default permissions for newly created files and sub-directories under a directory in Linux?
... It seems that this still requires proper umask for all users. =/ unix.stackexchange.com/questions/71743/…
– anatoly techtonik
Oct 13 '14 at 18:27
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How to gracefully handle the SIGKILL signal in Java
...chine
is terminated externally, for example
with the SIGKILL signal on Unix or the
TerminateProcess call on Microsoft
Windows.
The only real option to handle a kill -9 is to have another watcher program watch for your main program to go away or use a wrapper script. You could do with this ...
What is the difference between UTF-8 and Unicode?
...
Windows handles so-called "Unicode" strings as UTF-16 strings, while most UNIXes default to UTF-8 these days. Communications protocols such as HTTP tend to work best with UTF-8, as the unit size in UTF-8 is the same as in ASCII, and most such protocols were designed in the ASCII era. On the other h...
Why does Date.parse give incorrect results?
...hat is also used by other languages such as Java and POSIX systems such as UNIX. Dates occurring after the epoch are positive numbers and dates prior are negative.
The following code is interpreted as the same date in all current browsers, but with the local timezone offset:
Date.parse('1/1/1970')...