MySQL general query log

To add the general log, add the following entries into the cnf ile;

general_log_file        = /var/log/mysql/mysql.log

general_log             = 1

The logging can also be stated and stopped from the command line;

SET GLOBAL general_log = 'OFF';

SET GLOBAL general_log = 1; 

See also here 

foce browser to get the latest version of a document and to not use cache.

Bypassing browser cached documents.

#ifdef v #ifndef

ifdef v ifndef

Zerotier configuration as a kind of vpn to bridge two networks

TBA

Fiber Connector types

 

 [source]

To reposition menu bar in Thunderbird back to the top of the window

https://www.askvg.com/tip-how-to-move-menu-bar-at-top-in-mozilla-thunderbird/

Change date format in Thunderbird

If the normal SETTINGS > GENERAL . LANGUAGE&APPEARANCE . DATE&TIME&FORMATTING doesn't work then do;

SETTINGS > GENERAL . CONFIG EDITOR and type;

intl.date_time.pattern_override.date_short

Select string type and add the format, for example dd-MM-yyyy

Save and restart.

[source]

Slackware timezone

 /usr/sbin/timeconfig

C++ Pointers (AGAIN AGAIN) and passing by value or reference.

Different revision information showing when running "svn info"