How to install OpenOffice on CentOS
OpenOffice.org (OOo), commonly known as OpenOffice, is a discontinued open-source office suite. It was an open-sourced version of the earlier StarOffice, which Sun Microsystems acquired…
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How to fix error: IDM Has Been Registered With A Fake Serial Number
Internet Download Manager (IDM) is a popular download manager for Windows. The only difference between IDM and other popular download managers is that IDM is…
How to fix error: VCRUNTIME110.dll is missing from your computer
How to fix error: VCRUNTIME110.dll is missing from your computer? Step 1: download: Visual C++ Redistributable for Visual Studio 2012, go to this page Select…
How to fix error: VCRUNTIME140.dll is missing from your computer
How to fix error: VCRUNTIME140.dll is missing from your computer? Step 1: download Microsoft Visual C++ 2015 Redistributable, go to this page Select your own…
How to fix error can’t ping AWS EC2 instance IP
Open inbound traffic for AWS EC2 instance Step 1: open EC2 dashboard -> Instances Click current security group to edit Step 2: Click Inbound then…
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…
GIT: how to clone a specific branch
You can use this command: or Example 1: Example 2:
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…