5-Minute Read: AWS Spot Instance Pricing FAQ


5-Minute Read: AWS Spot Instance Pricing FAQ As per AWS documentation, with Spot instances, you pay the Spot price that's in effect for the time period your instances are running. Spot instance prices are set by Amazon EC2 and adjust gradually based on long-term trends in supply and demand for Spot instance capacity. Here are some quick exercises and Q&A snippets taken from our AWS Certified Solutions Architect Associate Practice test course. What price will I pay for a Spot instance? A: You pay the Spot price that’s in effect at the beginning of each instance-hour for your running instance. [...]

5-Minute Read: AWS Spot Instance Pricing FAQ2018-12-02T11:23:27+00:00

AWS Certified Solutions Architect Associate Practice Questions with Explanations Part 1


AWS Certified Solutions Architect Associate Practice Questions with Explanations Part 1 AWS Solutions Architect is consistently among the top paying IT certifications, considering that Amazon Web Services is the leading cloud services platform in the world with almost 50% market share. But before you become an AWS Certified Solutions Architect Professional, you have to pass the Associate exam first and this is where AWS practice tests come in. It is possible that you have read all of the available AWS documentations online yet still fail the exam! Some people are using brain dumps for the AWS Certified Solutions Architect Associate exam which is totally absurd and highly unprofessional because these dumps [...]

AWS Certified Solutions Architect Associate Practice Questions with Explanations Part 12018-12-19T09:11:18+00:00

Angular CSS Demo [Angular Tutorial]


In this section, we will further discuss Angular CSS demo classes through the following exercises. Here, Instead of writing ng-valid, ng-pristine, etc. one by one, we can call it all by using className. It will fetch the validity of a given variable, in this case, #stockName and #stockCode. Success - the current state of validations are shown. Next let’s try to click the stock name input field. Once the selected field lost the focus, blur event is triggered. Therefore, it has been touched. Next let’s try to input a value. Since a value was already provided, it should be changed to [...]

Angular CSS Demo [Angular Tutorial]2017-09-17T06:31:02+00:00

Angular NgModule


Angular has its own modular system called ngModule, also known as Angular Modules. It is a vital part of every Angular application. In fact, all of the Angular applications have at least one Angular ngModule. @NgModule({ declarations: [ AppComponent, StocksComponent, HighlightDirective, StockDirectiveDirective, DateFormatterPipe, DashboardComponent, BondsDirective ], imports: [ BrowserModule, FormsModule, HttpModule, routing, NgbModule ], providers: [StockService, CurrencyService], bootstrap: [AppComponent] }) export class AppModule { } It’s simply a class with the ‘@ngModule” decorator Declarations, Imports, Providers and Bootstrap have to be specified here It is usually found in the ‘app.module.ts’ Note that Bootstrap and Bootstrap 4 are not equivalent. Bootstrap 4 is the fonted application framework and Bootstrap [...]

Angular NgModule2017-08-13T11:38:27+00:00

React JS Overview and Environment Setup


React JS, created and maintained by Facebook, is an open source front end Javascript Library for building user interfaces and is licensed under BSD. React uses some features of the recent version of Javascript, ES6 and uses Babel to transpile it. “React is a declarative, efficient, and flexible JavaScript library...”, as stated from the github page of Facebook. It is declarative, in a way that it makes your code easy to predict, understandable, and easy to debug. Efficient, as it is a powerful, javascript library. One example of its extremity is, it only renders a certain part of the DOM, makes [...]

React JS Overview and Environment Setup2017-07-09T06:50:05+00:00

Ionic 2 vs. Ionic 3 – What’s the Difference?


What is the Ionic Framework? Basically, the Ionic framework is an open-source, mobile app development framework. It is used to build top quality hybrid mobile apps for Android, iOS, and Windows platforms. Architecturally, it is built on top of Angular framework and Apache Cordova. For those who are not familiar with these two technologies, Angular is a Javascript framework from Google and Apache Cordova, which is formerly known as PhoneGap, is a mobile development framework for cross platform development. The Ionic framework is mainly focused on building the UI design and interaction of your mobile app and it is quite a [...]

Ionic 2 vs. Ionic 3 – What’s the Difference?2017-06-13T17:38:38+00:00

Next.JS – Who’s NEXT?


Another emerging JavaScript framework is now on version 2.0. Have you ever wondered if you can create a simple web application without worrying about the things you need to learn  like routing, layouts and many other concepts that are essential in building applications? Well, NEXT.JS is an opensource JavaScript framework that allows you to do so without dwelling so much on routing concepts and does server side rendering by default. This framework simplifies a developer's task by giving existing decisions. This lightweight framework is made using JavaScript and React. This new version 2.0 is more advanced than their 1.0 version which [...]

Next.JS – Who’s NEXT?2017-05-24T09:38:29+00:00

JetBrains’ Webstorm Embraces VUE.JS


JetBrains is now supporting Vue.JS in their smartest JavaScript IDE Webstorm. The 2017.1 version release of their Webstorm supports the following modern web frameworks: Angular, React, Meteor, and Vue. This IDE also supports React Native, PhoneGap, Cordova and Ionic for mobile development. There are now more new features and frameworks that Webstorm is supporting. Vue creator Evan You says, “I know there are a lot of Vue users who are using or wanted to use WebStorm as their primary editor but were waiting for better Vue support.” Among the new features of Webstorm in relation to Vue are: .vue files will [...]

JetBrains’ Webstorm Embraces VUE.JS2017-05-16T12:49:27+00:00

Angular 2 vs Angular 4


Before the Angular 2 framework was released, we actually have the AngularJS framework or Angular 1. AngularJS, which is based on JavaScript, was initially released way back 2010. After several years, the Google team had planned to build a totally new Angular framework with different architecture and modules from the old AngularJS.  In Mid 2014, the design and development of Angular 2 was started. On September 19 of that year, the first code commit is done on their GIThub account. On March 14, 2015 the first Alpha version was released and on that same year, the beta version was released as well.  On May 3, [...]

Angular 2 vs Angular 42017-04-27T21:55:59+00:00

The Era of Angular 4


You might get confused and may ask “is this a hoax? Isn't it way too early seeing as Angular 2 has just been released late last year? What about Angular 3??”. The answer is the following, First, forget that there is Angular 3, the reason is that Google jumped already so that the upgrades will be correlated to version 4. Second, is that there are only few revisions and features added in Angular 4 but as for syntax and logical flow of the framework, it should almost be the same with the version 2. Next, let us have an overview of the new features [...]

The Era of Angular 42017-04-23T05:29:18+00:00

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