How to keep the fancy warning message of sudo forever

You may have noticed the warning message while using sudo for the first time on Linux. I think it's fancy to keep the waring message not only for the first time but for all the time, and surely I like it.

Some common port numbers for firewall configuration (Reference Post)

To configure firewall as a system admin or even as a normal computer user we need to know the port numbers which will remain open. Here is a list of common port numbers of some common services.

Recursively change permission of files or directories only (*nix)

The issue arises because we may not need the same permission for the files as like the directories. Take a website as example. Generally website files have 644 permission and directories have 755 permission.

Basic and Advanced Tips: How to Change Permalinks without affecting Google

Here you can change your permalinks as you like and make it SEO friendly. You will find here 4 predefined permalink structure. You can set them. There's also a box called Custom, You can define your own permalink structure here.

জানা অজানা ৫টি গুগল ক্রোম হ্যাকস

ইন্টারনেট এক্সপ্লোরার vs. নেটস্কেপ এবং ইন্টারনেট এক্সপ্লোরার vs. ফায়ারফক্স এর মাঝে ব্রাউজার যুদ্ধের পর অবস্থা যখন প্রায় অনেকটাই স্থিতিশীল, ঠিক তখনই পটভূমিতে গুগল ক্রোমের প্রবেশ।