Developer Cheat Sheets, Lists of Programming Commands, Tips & Tricks, Expert Advice

Ruby on Rails is a web-application framework written in the programming language Ruby. Since its launch, it has successfully made a mark among the other frameworks and programming languages like Java, Python, etc. Ruby on Rails framework is easy to use, allows creativity and imagination while coding, has clear test codes, is developer-based and object-oriented. Due to these reasons, the demand for the framework is increasing day by day. Along with necessary technical knowledge and [...]

With the rise of new technologies, the scope of software development is developing remarkably. The use of advanced frontend and backend technologies is necessary for robust mobile and web application development. Here is the list of top frontend and backend technologies in trend in 2021. Top-8 Frontend Technologies In plain terms, it is a collection of technologies that are utilized in expanding the user interface of web applications. Npm Npm is also called Node Package [...]

Command-line tools range from scripts to libraries to applications and can solve several difficulties for users. Normally, they differ from web dev to service to production and can give a lot of functionality for people running from the command line -- even on Windows. Now, considering that users have a workable shell, let's take a look at some amazing command-line tools that are worth learning about. In many places, users want to execute a command-line [...]

HTML Interview Questions 1. Describe the two types of web storage in HTML5. Answer: the two types of storages in HTML5 are Local storage: this storage property allows data storage without any expiration date. The storage of data for the given website is done on a permanent basis. It will not be deleted even if the browser gets closed. This means data will be stored till the next day, week, or year unless it is [...]

For many users, the Mac's OS X is one amazing user interface but for security researchers, programmers, and system administrators Mac's command-line interface is an important weapon and, in many instances, the only way to achieve specific tasks. Here is the list of some common operations via the command line for Mac Os X. Here's the list of commands with examples that might be a great cheat sheet for any user: locate lsof networksetup open [...]

Q1. How to determine the 'truth' of any value of non-boolean type? The rules are as follows: A number value is false if it is exactly equal to zero and, otherwise, true. If the string value is empty, has no characters, or is '0', it is false and, otherwise, true. Null type values are always considered false. If the array value has no other values, it is false. Objects containing value refers to a member [...]

Linux is an open-source operating system. It is based on the Linux kernel and this operating system is a typical package in a Linux distribution. It was developed for the computers that were using intelx86 architecture. There are many commands in the Linux environment that are used for numerous other purposes. The following are some of the most important Linux commands which are frequently used by users while working in the Linux environment. Here's the [...]

This article contains common .NET interview questions and answers that can help you land the position and test your knowledge of the framework. Q1. What is.NET framework? Answer: It is a software framework developed by Microsoft, which is used to create and run a wide range of software applications on windows. It supports various languages like C#, VB, Cobol, Perl, .NET, etc. With the help of. NET developers can work on both form- and web-based [...]

Amazon Cloud is made up of a collection of physical assets, such as machines and hard drives, and virtual devices, such as VMs, that are held in data centers around the world. Each data center area is in a country. Regions are open in Asia, Australia, Europe, North America, and South America. Each region is a set of zones, which are separated from each other within the country. Each zone is recognized by a title [...]

If you have ever dabbled with network devices or managed a network, you have surely heard about the TCP/IP; directly or indirectly. Well, TCP/IP is a suite of protocols used for communicating and connecting devices. Any device or hardware, say a router, switch, or a computer, connected to a TCP/IP-based network is assigned a unique IP address. IP address The IP address uniquely identifies the device in a network while communicating. This IP address can [...]