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C++ code file extension? .cc vs .cpp [closed]
... broken down by different environments (from the "C++ Primer Plus" book):
Unix uses: .C, .cc, .cxx, .c
GNU C++ uses: .C, .cc, .cxx, .cpp, .c++
Digital Mars uses: .cpp, .cxx
Borland C++ uses: .cpp
Watcom uses: .cpp
Microsoft Visual C++ uses: .cpp, .cxx, .cc
Metrowerks CodeWarrior uses: .c...
Please explain the exec() function and its family
...
Simplistically, in UNIX, you have the concept of processes and programs. A process is an environment in which a program executes.
The simple idea behind the UNIX "execution model" is that there are two operations you can do.
The first is to for...
PHP convert date format dd/mm/yyyy => yyyy-mm-dd [duplicate]
... repeat here, so I'd like to offer some advice:
I would recommend using a Unix Timestamp integer instead of a human-readable date format to handle time internally, then use PHP's date() function to convert the timestamp value into a human-readable date format for user display. Here's a crude exampl...
What is the purpose of fork()?
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fork() is how you create new processes in Unix. When you call fork, you're creating a copy of your own process that has its own address space. This allows multiple tasks to run independently of one another as though they each had the full memory of the machine to t...
Convert timestamp to readable date/time PHP
...mp to their datetime standardisation becouse i converted an datetime to an unix timestamp but in my database it is still an datetime i wil try this but i still find it weird that there is no specific command for it
– Marc Roelse
Jan 15 at 14:46
...
How to color System.out.println output? [duplicate]
...u may not be able to color Window's cmd prompt, but it should work in many unix (or unix-like) terminals.
Also, note that some terminals simply won't support some (if any) ANSI escape sequences and, especially, 24-bit colors.
Usage
Please refer to the section Curses at the bottom for the best sol...
How to check if there exists a process with a given pid in Python?
...mport os
def check_pid(pid):
""" Check For the existence of a unix pid. """
try:
os.kill(pid, 0)
except OSError:
return False
else:
return True
share
|
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What are the differences between .so and .dylib on osx?
...but it's never been clear to me when I can't / shouldn't use a traditional unix .so shared object.
4 Answers
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How to iterate over arguments in a Bash script
...t make it particularly easy to handle such
stuff, so (funnily enough) many Unix programs do not do a good job of
handling them.
On Unix, a filename (single component) can contain any characters except
slash and NUL '\0'.
However, the shells strongly encourage no spaces or newlines or tabs
anywhere i...
Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with
...r with md5
So this will be changed to:
Database administrative login by Unix domain socket
local all postgres peer
# TYPE DATABASE USER ADDRESS METHOD
# "local" is for Unix domain socket connections only
local ...