I recently got a TP-Link TL-MR6400 to use it with a 4G SIM card. However once I configured all I noticed that the WiFi download speed was 50% slower than with wired (cable). So I made a quick test by disabling the WiFi password (check “Disable Security”): And I immediately noticed the WiFi download speed […]

Simple PHP script I used to merge two Redis databases. In short, the PHP script adds all redis-1 database (0) data to redis-2 database (0). The PHP script first retrieves all keys->values from redis-1 database (0) and then it adds via set() all keys->values to redis-2 database (0). // Connect to Redis Database 1   […]

First make sure to install PHP extension for Redis: https://github.com/phpredis/phpredis On Debian-like OS you can install it this way: apt-get install php7.0-redisapt-get install php7.0-redis Then you can connect to Redis via PHP this way: $redis = new Redis();   try { $connected = $redis->connect(‘127.0.0.1’, 6379, 1); } catch(Exception $e) { echo "Failed to connect to […]

With PHP you can use shell_exec() to execute a command via shell and return the complete output as a string, here si a quick example to do so: $output = shell_exec(‘ls -lart’);$output = shell_exec(‘ls -lart’); However some commands like “gunzip -t” may show empty results. To fix that, just add 2>&1 to the end of […]