Most common Linux Commands

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Linux provides a diverse range of commands, bellow is a list of the most relevant commands. alias Gives a specific name to a command or sequence of commands. cat Faster lists the contents of files to the terminal window.   cd Changes the current directory. chmod File/Folder permission plags setup. ‘-‘ for a file, ‘d’ … Read more

Template expression operators in Angular

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Angular handles what the user sees and can do, by communicating with a component class instance (the component) and its user-facing prototype to accomplish this. Through your experience with model-view-controller (MVC) or model-view-viewmodel (MVVM), you may be familiar with the component / template duality. The component plays the controller / viewmodel role in Angular, and … Read more

What is two-way data binding in Angular

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Through two-way data binding, Angular doesn’t just look at the variables for changes. It also keeps track of user modifications (e.g. with input-elements) and updates the variables accordingly. Therefore the variables in the code always represent what appears in the view! Two-way angular data binding is actually quite rare. But there is one commonly used … Read more

Why Augmented Reality (AR) Will Replace Personal Computers and SmartPhones

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According to Facebook Reality Labs chief Michael Abrash: “Everybody sees that AR (Augmented Reality) will replace the phone someday. That seems like an obvious thing. I think that VR will be as important as AR. AR can replace the phone, but VR can replace the personal computer.” (AndroidCentral, 2020). Apple Inc also thinks AR glasses … Read more

Finance Notes: Financial Markets

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A financial market is a market in which individuals, private companies, and public institutions can trade financial securities, commodities, and other assets at prices that reflect supply and demand. Securities include stocks and bonds, as well as commodities, such as precious metals or agricultural commodities. Financial markets allow participants to raise capital, make profits, and … Read more

Django rest framework, use different serializers in the same ModelViewSet

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Django rest framework allows the creation and the use of different serializers (objects allowing complex data such as querysets and model instances to be converted to native Python datatypes that can then be easily rendered into JSON , XML or other content types) within the same ModelViewSet. For instance, if you would like to use PutHeroSerializer … Read more

ag-Grid The World Best Open Source Angular Grid

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In my opinion (and Google Software Engineer’s too) ag-Grid community edition is the best free data Grid available so far, I’ve tested it, examined its performance, and concluded that it’s the simplest and the best in terms of implementation, customization and performance. Here are some numbers that speak about it : 600 K monthly downloads50% … Read more

21st Century Globalization

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The term globalization refers to the process by which relations between nations have become interdependent and have transcended the physical and geographical boundaries that may have existed before (Al-Rodhan, et al., 2006). Investopedia defines the term Globalization as “the spread of products, technology, information, and jobs across national borders and cultures” (KOPP, 2019), otherwise, an … Read more