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DevOps is the combination of cultural philosophies, practices, and tools that increases an organization’s ability to deliver applications and services at high velocity: evolving and improving products at a faster pace than organizations using traditional software development and infrastructure management processes. This speed enables organizations to better serve their customers and compete more effectively in the market. Cloud Platforms Public and Private Cloud Platforms. Amazon Web Services (AWS) - Cloud Computing Services. Google Cloud Platform (GCP) - Cloud Computing Services. Azure - Cloud Computing Platform & Services. Alibaba Cloud - Integrated suite of cloud products and services. Oracle Cloud - Comprehensive and fully integrated stack of cloud applications and platform services. DigitalOcean - Helping developers easily build, test, manage, and scale applications of any size. Scaleway - Single way to create, deploy and scale your infrastructure in the cloud. Vultr - Easily deploy cloud servers, bare metal, and storage worldwide....

Processes List the current active process with their statuses, numbers, resource usage, etc. using the command ps. $ ps auxc Quoting man’s page documentaiton on ps: “A different set of processes can be selected for display by using any combination of the -a, -G, -g, -p, -T, -t, -U, and -u options. If more than one of these options are given, then ps will select all processes which are matched by at least one of the given options”. The daemon systemd process starts during boot time, and remains active until the shutdown. It’s the parent process for all other process in the system. Each process contains several main parts, such as: PID, state, virtual space address (memory), threads, network and file descriptors, scheduler information, and links. Processes are controlled and respond to signals. The states that a process can transistion among are depicted below:...

Here is a collection of useful websites that you can utilize to address any internet problem you may encounter. Use these websites to become smarter, increase your productivity, learn new skills and much more! The list below contains the website name, URL and a short description. Website Link Description Muscle Wiki https://musclewiki.com/ Pick a muscle and find workouts. Eat This Much https://www.eatthismuch.com/ Create a meal plan for your Diet. Darebee https://www.darebee.com Printable workout sheets. Temp Mail https://temp-mail.org/en/ Get a temporary email address. Hot Pot https://hotpot.ai/ Restore your old Photos. Alternative To https://alternativeto.net/ Find Alternatives to different software programs. Smmry https://smmry.com/ Summarize text that you paste. Yandex https://www.yandex.com/images Reverse image search engine. Class Central https://www.classcentral.com/report/free-certificates/ List of thousands of free certificates and badges. Free Learning List https://freelearninglist.org/ Free places to learn on the internet ranked and categorized. BlackLight https://themarkup.org/blacklight Real-time website privacy inspector....

Set the Target IP Address to the $ip system variable export ip=192.168.1.100 Find the location of a file locate sbd.exe Search through directories in the $PATH environment variable which sbd Find a search for a file that contains a specific string in it’s name: find / -name sbd\* Show active internet connections netstat -lntp Change Password passwd Verify a service is running and listening netstat -antp |grep apache Start a service systemctl start ssh systemctl start apache2 Have a service start at boot systemctl enable ssh Stop a service systemctl stop ssh Unzip a gz file gunzip access.log.gz Unzip a tar.gz file tar -xzvf file.tar.gz Search command history history | grep phrase_to_search_for Download a webpage wget http://www.cisco.com Open a webpage curl http://www.cisco.com String manipulation Count number of lines in file wc -l index.html Get the start or end of a file...