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Get login username in java
...module.NTSystem";
methodName = "getName";
}
else if( osName.contains( "linux" ) ){
className = "com.sun.security.auth.module.UnixSystem";
}
else if( osName.contains( "solaris" ) || osName.contains( "sunos" ) ){
className = "com.sun.security.auth.module.SolarisSystem";
}
if( className !=...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...
The problem on my case was MySQL being bind only to the lo on linux.
in order to solve the problem i have edited the my.cnf (found at /etc/mysql/my.cnf) removing the line bind-address=127.0.0.1
this allows mysql to bind to any network interface
...
PHP - how to create a newline character?
...ing to the line endings of the operating system where PHP is executing. On Linux, it will be "\n"; on Windows, it will be "\r\n".
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How to create the most compact mapping n → isprime(n) up to a limit N?
...orithm I usually implement (easy to understand and code) is as follows (in Python):
def isprime(n):
"""Returns True if n is prime."""
if n == 2:
return True
if n == 3:
return True
if n % 2 == 0:
return False
if n % 3 == 0:
return False
i = 5
...
How to find out which package version is loaded in R?
...hat.
> sessionInfo()
R version 2.15.0 (2012-03-30)
Platform: x86_64-pc-linux-gnu (64-bit)
locale:
[1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8
[5] LC_MONETARY=en_US.UTF-8 LC_MESSAGES=en_US.UTF-8 LC_PAPER=C ...
Import SQL file into mysql
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Ok so, I'm using Linux but I think this holds true for Windows too.
You can do this either directly from the command prompt
> mysql -u <user name> -p<password> <database name> < sqlfilename.sql
Or from within the my...
Delete everything in a MongoDB database
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Thanks for the tip, we are on a Linux platform, but this is worth looking into a bit further.
– Scottymac
Jan 19 '15 at 13:19
2
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How to test which port MySQL is running on and whether it can be connected to?
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@JBeck three flags, for Linux. TCP, listeners, no name lookup. see man netstat.
– Keith
Dec 7 '17 at 6:51
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How can I use a file in a command and redirect output to the same file without truncating it?
... (-i) is non-standard FreeBSD extension (may work differently between Unix/Linux) and basically it's a stream editor, not a file editor. See: Does Ex mode have any practical use?
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How do I show my global Git configuration?
...ig (in windows). Global: C:\Users\user\.gitconfig (Windows) ~/.gitconfig (Linux) Local: project-repo/.git/config
– Alex
Oct 17 '18 at 10:55
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