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grant remote access of MySQL database from any IP address
... The trick when connecting to a db instance running on the same OS instance (e.g. your development machine), is to pass in the -h my_machine_name parameter. This tricks the client to identify you as 'user'@my_machine_name.example.com, rather than 'user'@localhost. This way you don't nee...
How to represent multiple conditions in a shell if statement?
... "$g" -eq 2 -a "$c" = "456" \) ]
then echo abc
else echo efg
fi
I've enclosed the references to $g in double quotes; that's good practice, in general. Strictly, the parentheses aren't needed because the precedence of -a and -o makes it correct even without them.
Note that the -a and -o operators...
Performing Breadth First Search recursively
...f thought exercise, or even a trick homework/interview question, but I suppose I could imagine some bizarre scenario where you're not allowed any heap space for some reason [some really bad custom memory manager? some bizarre runtime/OS issues?] while you still have access to the stack...)
Breadth-...
No connection could be made because the target machine actively refused it?
... finite and quite short - values of 1, 2 or 3 are not unusual - and so the OS might be unable to queue your request for the 'accept' to consume.
The backlog is a parameter on the listen function - all languages and platforms have basically the same API in this regard, even the C# one. This paramet...
Check number of arguments passed to a Bash script
... expressions, using (( )) to some may still be better, but they are still possible in [[ ]] with its arithmetic operators like -eq, -ne, -lt, -le, -gt, or -ge by placing the expression as a single string argument:
A=1
[[ 'A + 1' -eq 2 ]] && echo true ## Prints true.
That should be helpful ...
Autocompletion in Vim
...
This post should mention that you are the author, as this is borderline self-promotion (although I won't argue it answers the question, you should include a disclaimer nonetheless).
– EntangledLoops
...
NPM modules won't install globally without sudo
...tion environment" issue. Like any other environment issue (like change of OS) the principle of "write once, test everywhere" still holds true.
– Tony O'Hagan
Sep 18 '14 at 6:54
...
Pythonic way to check if a list is sorted or not
...p at that!) so, unless you expect it to be not sorted (and fairly random) most of the time, I would, again, just sort the list.
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release Selenium chromedriver.exe from memory
...o run Selenium chromedriver.exe . At the end of the run I have browser.close() to close the instance. ( browser = webdriver.Chrome() ) I believe it should release chromedriver.exe from memory (I'm on Windows 7). However after each run there is one chromedriver.exe instance remain in the memor...
Getting the names of all files in a directory with PHP
... $results_array[] = $file;
}
closedir($handle);
}
}
//Output findings
foreach($results_array as $value)
{
echo $value . '<br />';
}
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