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Setup Ubuntu EC2 in AWS
Login to your AWS Management Console https://aws.amazon.com/. After you logged in, choose your region before you move on. Go to EC2 service. Launch new instance Name: WordPress Application and OS Images (AMI): Ubuntu Instance type: t3.micro Key apir (login) -> Key pair name: wordpress Create key pair -> Key pair name: wordpress Then you will […]
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Linux list files
To display the files in a directory in Linux, we know we can use ls command, but we also want to sort the files by different order.If you are using Mac, you don’t have ll. You can set alias. Then add the following code. Update the shell without restarting computer. Sort by file size Reverse […]
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Linux subfolder size
Sub folder size In Linux, if you want to find the sub-folder size by Linux command, then Sort by size
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How to unzip .gz File
We can decompress the .gz file in current directory by
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How to use “grep” command to find text including subdirectories
I want to find all files which contain a specific string of text. • -r (or –recursive) option is used to traverse also all sub-directories of /path, whereas• -l (or –files-with-matches) option is used to only print filenames of matching files, and not the matching lines (this could also improve the speed, given that grep […]
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Install PHP 8.1 on Ubuntu
If you do not have a server, you may check out Setup EC2 with Instance Connect (https://www.teachonetofish.net/setup-ec2-with-instance-connect/) Install Apache To run a web server, you need to install Apache first. Apache rewrite Apache rewrite allow you setup the routing which is good for SEO. Add the highlight code below. Press “i” to change to insert […]
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Move folder
In Linux, we use mv to move files/folders. Move folder content up one level
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Linux find IP address
Usually we will use the https://www.whatismyip.com or search in Google https://www.google.com/search?q=what+is+my+ip to find the public ip address, but if you are using Linux terminal (no browser) then you can use the following commands to find public IP addresses: If you just want to find the private IP address, then you can use the following commands. […]