Linux Resources

Python float() Function in Linux - Step by step guide ?

This article covers how to use the float() function in Python. In fact, the float() method returns a floating point number from a number or a string. There are two number types in Python: floating-point numbers (floats) and integers. While floats can contain decimals, integers cannot.

float() Return Value

The float() method returns:

  • Equivalent floating point number if an argument is passed.
  • 0.0 if no arguments passed.
  • OverflowError exception if the argument is outside the range of Python float.

Python pow() Function in Linux - Step by step Guide ?

This article covers how to use the Python pow() function. In fact, the pow() function returns the value of x to the power of y (xy). If a third parameter is present, it returns x to the power of y, modulus z.

Configure LDAP Client on Ubuntu 20.04 - Step by step guide ?

This article covers how to configure the LDAP client on Ubuntu 20.04. In fact, LDAP allows users to store the usernames and passwords of users in a single place. This place is then used by multiple services for validating the users claiming these services. To use a service, you always need to have a client-end program that can help you to access that service.

Setup Rsyslog Server on Ubuntu 20.04 - How to do it ?

This article covers how to install and configure Rsyslog Server and Client on Ubuntu 20.04 LTS Focal Fossa system. In fact, Checking logs is an important activity to see what's happening on your Linux servers, especially when you are trying to locate an issue. In Rsyslog, the config files remain the same as Syslog. That simply means you can copy a syslog.conf file directly into rsyslog.conf and it will work.

The syslog-ng, FluentD, Logstash, GreyLog2, and Logagent, Filebeat are the other alternatives for Rsyslog.

Directory where different sorts of logs stored in a Linux system:

  • /var/log/syslog - Stores all startup messages, application startup messages etc. Practically stores all global system logs.
  • /var/log/cron - The Cron jobs are basically kind of scheduled and automated task created in the system, that runs periodically and repeatedly. You can see what this logs directory would store.
  • /var/log/kern.log - it stores kernel logs. No matter what logs they are. Event logs, errors, or warning logs.
  • /var/log/auth.log - Authentication logs.
  • /var/log.boot.log - System boot logs.
  • /var/log/mysql.d - Mysql logs.
  • /var/log/httpd - Apache logs directory.
  • /var/log/maillog - Mail server logs.

Install Geary Email Client on Ubuntu 20.04 - Step by step guide ?

This article covers how to install and configure the Geary email client on Ubuntu 20.04. In fact, Geary is one of the best Email Client apps for Ubuntu. 

Main features of Geary includes:

  • Insert images inline features added when you will compose rich-text messages.
  • Multiple spell-checker Addons added.
  • Provides an Improved interface when you will insert links in rich text messages.
  • Offer message archiving advantages for Yahoo! Mail and Outlook.com.
  • Comes with a very good interface.
  • Easy Saving for remote inline images.
  • Distribution via Flatpak is possible.
  • The user interface, layout, and design were updated.
  • Improved designing when moving and labeling conversations at the same time.
  • It offers to unfold the starred messages when you are in a conversation.
  • The keyboard navigation is awesome.
  • Application keyboard shortcut help (Ctrl + ?) added.
  • Advanced security when displaying any messages.
  • Internal bug fixed.

Install plzip on Linux Mint 20 - Step by step guide ?

This article covers the complete procedure of installing the plzip tool on Linux Mint 20. In fact, PeaZip is a file archiving and managing utility based on many open source technologies, essentially 7-zip, p7zip, FreeArc, as well as PEA projects.

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