C# Double Question Mark

The double question mark operator substitutes for the traditional If and Else statement. How to use this operator in C sharp is discussed in this article.

C# FirstOrDefault

The FirstOrDefault method is used to get the first or default element of the list, sequence, or array. This method in C# language is discussed in this article.

C# Append to File

Appending to a file is adding data to an existing file on our device. This article discussed different methods to append to a C# programming language file.

JavaScript exec() Method | Explained

The exec() method returns the output in an array form if the matching string exists else returns the null. The exec() method is applied on the RegExp object’s output.

5 Vim features for power users

Learn how to work with multiple files, comment several lines at once, write a macro to generate a number list, and more.
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Millions of MySQL Servers Are Publicly Exposed

More than 3.6 million MySQL servers are publicly exposed on the internet, security researchers noted this week. Learn more here.
The post Millions of MySQL Servers Are Publicly Exposed appeared first on Linux Today.

Why Do Enterprises Use and Contribute to Open Source Software

People often ask why enterprises would want to contribute to and/or use open source software. I dive into the why and also the how.
The post Why Do Enterprises Use and Contribute to Open Source Software appeared first on Linux Foundation.

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Distribution Release: deepin 20.6

deepin is a desktop distribution based on Debian and featuring the custom Deepin Desktop Environment. The project’s latest release, deepin 20.6, features a number of updates to its software centre, disk partitioning, and search features. An English tr…

Getting started with RHEL 9, interpreting system log files, and more sysadmin tips

Check out Enable Sysadmin’s top 10 articles from May 2022.
Read More at Enable SysadminThe post Getting started with RHEL 9, interpreting system log files, and more sysadmin tips appeared first on Linux.com.

HP’s New Linux Laptop is Available to Pre-Order

The HP Dev One is a developer-focused laptop preloaded with the Ubuntu-based Pop!_OS Linux distro from System76. See HP Dev One specs and pricing inside.
This post, HP’s New Linux Laptop is Available to Pre-Order is from OMG! Ubuntu!. Do not repr…

Test API interactions with Mockoon

Use this open source tool to develop and test API operations on your local machine.
Read More at Enable SysadminThe post Test API interactions with Mockoon appeared first on Linux.com.

Pandas Combine Date and Time

This article discussed how you could combine date and time objects in Pandas to create a timestamp object. It covered how you can combine date and time columns.

Numpy Np.Apply_Along_Axis

This article discusses how apply_along_axis() function is used to apply a specific function to a 1D slice along a specified axis.

Types of JavaScript Literals

JavaScript Literals are the fixed values used to represent data. These literals are used to represent data like integer, string, boolean, and array.

Numpy Np.Add.At

This short article discussed the basics of using the ufunc at() function in NumPy; the add.at a function in NumPy allows you to perfrom an in-place operation.

Numpy Fromfile

NumPy tofile() function allows you to save an array to a text or binary file. This will discuss saving and reading a NumPy array to and from a binary file.

NumPy Count True

This article discusses how to use the count_nonzero() function to determine the number of True elements in an array with examples.

Set Object Methods in JavaScript

Set object methods are used to perform different functionalities such as add() and delete() methods are used to add and remove the elements in a set, etc.

How to Install Ly Window Manager on Debian 11

Ly is a free, open-source, minimalistic, and lightweight terminal-based display manager for Linux. This covers installing the it on your Debian 11 installation.

Find Strings in Pandas

This will help you understand methods we can use to search for a string in Pandas DataFrame or for a substring using the contains() method.