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What can be the reasons of connection refused errors?
...estination machine, but its backlog of pending connections is full.
A firewall between the client and server is blocking access (also check local firewalls).
After checking for firewalls and that the port is open, use telnet to connect to the ip/port to test connectivity. This removes any potentia...
MySQL error code: 1175 during UPDATE in MySQL Workbench
... time thing I suggest you turn it back on as this makes it very easy to royally muck up your data if you're not careful
– Frankenmint
Aug 11 '16 at 9:08
2
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JavaScript math, round to two decimal places [duplicate]
...https://stackoverflow.com/a/32605063/1726511 Which seems to work well with all the tests I've tried.
There is one minor modification required though, the function in the answer linked above returns whole numbers when it rounds to one, so for example 99.004 will return 99 instead of 99.00 which isn't...
What is JavaScript's highest integer value that a number can go to without losing precision?
...egers exactly and to correctly compare them.
From the spec:
Note that all the positive and negative integers whose magnitude is no
greater than 253 are representable in the Number type (indeed, the
integer 0 has two representations, +0 and -0).
To safely use integers larger than this, you...
How can I create a temp file with a specific extension with .NET?
...
Guaranteed to be (statistically) unique:
string fileName = System.IO.Path.GetTempPath() + Guid.NewGuid().ToString() + ".csv";
(To quote from the wiki article on the probabilty of a collision:
...one's annual risk of being hit by a
meteorite i...
What port is a given program using? [closed]
...his, and I don't know what security implications there are on Vista.
I usually add -n as well to make it a little faster, but adding -b can make it quite slow.
Edit: If you need more functionality than netstat provides, vasac suggests that you try TCPView.
...
How do you run multiple programs in parallel from a bash script?
... ./run_script1 $ARR & done P1=$! wait $P1 echo "INFO: Execution of all background processes in the for loop has completed.."
– Yash
Oct 22 '18 at 17:18
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Running a cron job on Linux every six hours
..., since cron runs with an extensively cut-down environment. You won't have all the environment variables you have in your interactive shell session.
It's a good idea to specify an absolute path to your script/binary, or define PATH in the crontab itself. To help debug any issues I would also redire...
Replace duplicate spaces with a single space in T-SQL
... a given field does not have more than one space (I am not concerned about all white space, just space) between characters.
...
CSS text-overflow: ellipsis; not working?
...
Note: white-space: nowrap is actually not necessary. We can still see the ellipses even without it. For multiple lines text-overflow, see this SO
– gfaceless
Jul 9 '15 at 10:38
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