The Open Graph protocol for video
Introduction The Open Graph protocol enables any web page to become a rich object in a social graph. For instance, this is used on Facebook…
Author: phptuts
How to flush DNS cache on CentOS
Flush caching BIND server DNS cache A caching BIND server obtains information from another server (a Zone Master) in response to a host query and…
Clear RAM cache and swap space on Linux
Clear RAM Cache on Linux 1. Clear PageCache only. 2. Clear dentries and inodes. 3. Clear PageCache, dentries and inodes. Clear swap space on Linux…
GIT: how to clone a specific branch
You can use this command: or Example 1: Example 2:
How to use memcached with replication on CentOS
Repcached is memcached which implemented multi master asynchronous replication feature. Download source code. Repcached key features Multi master replication. Asynchronous data repliacation. Support all memcached…
How to install telnet client on Windows Server 2008
Step 1: go to Start->Control Panel Step 2: choose Programs and Features Step 3: click Turn Windows features on or off Step 4: click Features->Add…
DDOS protection with Nginx and Cloudflare
Method 1: Step 1: Get all IP range of cloudflare: https://www.cloudflare.com/ips-v4 and https://www.cloudflare.com/ips-v6 You see: and Step 2: Config Nginx Method 2: Config Nginx:
FFmpeg: How to limit CPU usage
I have a server with 4core, when i run a command ffmpeg, cpu load high: CPU load about 3 to 4: How to reduce CPU…
How to fix error: “413 Request Entity Too Large” when upload files
When upload files, you might got the error “413 Request Entity Too Large”, how to fix this error? Add or modify client_max_body_size in http block…
Examples create redis server
Create redis server Result: Done, You’ll be able to stop and start Redis using the script named /etc/init.d/redis_ , for instance /etc/init.d/redis_6379 Check: Edit file…