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Recommended way to get hostname in Java
...iable through System.getenv()
Execute hostname and read the response
Read /etc/hostname (to do this I'm executing cat since the snippet already contains code to execute and read. Simply reading the file would be better, though).
The code:
public static void main(String[] args) throws IOException...
Disable ONLY_FULL_GROUP_BY
...ution): you have to put the description of sql_mode inside a my.cnf file (/etc/my.cnf for instance) and restart the server. For instance, insert (below the [mysqld] section) sql_mode = "STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITU...
Default visibility for C# classes and members (fields, methods, etc.)?
... visibility of various aspects of C#. Class types, fields, methods, enums, etc.
4 Answers
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...
1) Allow remote connect to MySQL.
Edit file:
>sudo nano /etc/mysql/my.cnf
Comment line:
#bind-address = 127.0.0.1
Restart MySQL:
>sudo service mysql restart
2) Create user for remote connection.
>mysql -uroot -p
CREATE USER 'developer'@'localhost' IDENTIFIED B...
MySQL: Enable LOAD DATA LOCAL INFILE
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thx. btw, the my.cnf path is /etc/mysql/my.cnf in my machine (AWS EC2).
– SparkAndShine
Jun 16 '15 at 15:34
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File system that uses tags rather than folders?
...imic directory structure. For example in a tag based file system the path /etc/init.d will give all the files that are tagged with exactly two tags i.e 'etc' and 'init.d'. For files which are tagged with other tags as well as these two tags, their extra tags can appear as directories inside /etc/ini...
How to set Oracle's Java as the default Java in Ubuntu?
...nvironment variables globally and at system level means use should set in /etc/environment file.
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Fixing JavaScript Array functions in Internet Explorer (indexOf, forEach, etc.) [closed]
...ent key functions, in particular on Array (such as forEach , indexOf , etc).
6 Answers
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Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
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If your file my.cnf (usually in the /etc/mysql/ folder) is correctly configured with
socket=/var/lib/mysql/mysql.sock
you can check if mysql is running with the following command:
mysqladmin -u root -p status
try changing your permission to mysql folder. I...
How to declare a structure in a header that is to be used by multiple files in c?
...used:
struct MyStruct ; /* Forward declaration */
struct MyStruct
{
/* etc. */
} ;
void doSomething(struct MyStruct * p) /* parameter */
{
struct MyStruct a ; /* variable */
/* etc */
}
While a typedef will enable you to write it without the struct keyword.
struct MyStructTag ; /* Forwar...