Author Archives: sukrant - Page 2
Install MongoDB 4.2 in CentOS6
MongoDB is NoSQL database which is used to store large amount of data with as document storage with schema schema. It done't have tabular format of database like relational database…
Install MongoDB 4.2 on CentOS7
MongoDB is NoSQL database which is used to store large amount of data with as document storage with schema schema. It done't have tabular format of database like relational database…
How to change/Edit Kernel cmdline in CentOS7
In Linux Machine, sometime we need to change or edit kernel parameters to add some more features on Linux operating system. change in Kernel parameters would make it persistent across…
Install MongoDB 4.2 on CentOS8
MongoDB is NoSQL database which is used to store large amount of data with as document storage with schema schema. It done't have tabular format of database like relational database…
How to List Compiled PHP Modules in Command line
Now days we have plenty of applications and Tools using PHP as front-end to design Web user interface. Over cross of time PHP has plenty of different modules that support…
MySQL: ERROR 1819 Your password does not satisfy the current policy requirements
Sometime on MySQL, whenever we need to change password or create new User. it comes up with some ERROR 1819,Your password does not satisfy the current policy requirements . This…
How To: Watch Server Logs in Real Time
On Linux/Unix machines many logs files generated on basis of process running on them. Usually every application and process as has some mechanism to log what running in it. We…
How to Install oh-my-zsh on Ubuntu18.04
Linux machine has many shells, bash is default one. But Zsh shell is quit famous in many Linux advanced users and programmers due to its features and various plugins provided…
How To Create a New User and Grant Permissions in MySQL
MySQL is well known Database that used to store, maintain and retrieve data in certain format in which we possible need them to present it in various platforms. Over time…
Python: List Comprehension in Python
Python is always known for easy syntax which make it easy to write and read codes like we writing or reading a letter in plain English language. It has many…
How To Know Linux CPU core temperature
What if we need to CPU core temperature on Linux machines. its quit important sometime for remote machine where we should monitor CPU core temperature constantly. In various monitoring system,…
Python – String Interpolation. Python 3’s f-Strings
In python we have f string way to format strings. Its more readable, easy, reliable, fast and stable then previous ways of formatting. During this post we will try to…
How to take WordPress Website Backup
In this post we will see How we can backup one wordpress for this we working on one Linux machine with Apache and MySQL. As wordpress is nothing just a…
Linux/Unix Cron schedule Jobs
In various Linux/Unix, RHEL/centOS, Debian/Ubuntu machines corn is providing mechanism to schedule task with simple syntax and flexible way. This is widely used through every range of users and very…
How to fix docker: Got permission denied while trying to connect to the Docker daemon socket
I recently installed docker on one machine with Ubuntu While trying to work with docker command, i faced unable to connect with docker socket. In this post we will see…
Disable ssh motd login message on Ubuntu Linux
Objective - How to disable Ubuntu motd (message of the day) login message. On Ubuntu machine there is motd (message of the day) comes when we login. Might in some…
KVM: Guest CPU doesn’t match specification: missing features: hle,rtm
Today i migrated some of my kvm machine images from one physical machine to another, both machine has Ubuntu But while starting virtual machine, i faced one issues that quit…
How to find source packages of file in Linux/Ubuntu
Sometime we need know on Ubuntu Machine about source or owner of file or command. We need to know through which package we installed that make available this command r…
Linux / UNIX : Move File Starting With A Hyphen
In Linux sometime we have some strange and silly mistake while creating files and directories which make Linux command prompt difficult to we will talk about one of issues that…
Linux / Unix space not being freed from disk after deleting a file
In Linux machine sometime we encounter some strange cases in which we found Linux deleted files didn't get reflected in disk space. So it work like we delete some big…