Welcome To Yeri's Blog

Microsoft Surface is a pretty compact and light-weight gadget. The Surface tablet gives an ultimate premium feel and experience for those who want to work and play while traveling. Microsoft has brought some notable modifications to the design of the Surface line. Maybe these changes have changed the way of taking a screenshot on this device. Many of us know that capturing a screenshot in a Windows device and PC is as simple as striking the Print Screen key, and an image of your screen will be saved in the clipboard, but this is a tablet. What if you have no keyboard attached? The process becomes complicated. Here’s are some new tricks to take a screenshot on your Microsoft Surface. 1: How to take a screenshot on Surface Go without a keyboard? Capturing a Screenshot on Surface Go tablet without a keyboard is slightly similar to how to capture screengrabs in mobile phones. • Go to the Screen where you wish to click the screenshot. • Now, Press the Power + Volume Up buttons simul

Symmetry comes from a Greek word meaning 'to measure together' and is widely used in the study of geometry. Mathematically,  symmetry  means that one shape becomes exactly like another when you move it in some way: turn, flip or slide. Symmetry has a more precise definition, that an object is invariant to any of various transformations; including reflection, rotation or scaling. Mathematical symmetry may be observed with respect to the passage of time; as a spatial relationship; through geometric transformations; through other kinds of functional transformations; and as an aspect of abstract objects, theoretic models, language, music and even knowledge itself.   Symmetry  occurs not only in geometry, but also in other branches of mathematics. Symmetry is a type of invariance: the property that something does not change under a set of transformations. Given a structured object  X  of any sort, a symmetry is a mapping of the object onto itself which preserves the structu

  Services in Angular is meant for specifically making the call to RestFul API and getting the data and passing data to all component which ever component subscribe it. Moreover it gives us the benefit of code reusability and data sharing across components. Goals How to create a basic service in Angular How to subscribe the service response. How to handle error in service. Specifications In this tutorial , we will create a basic angular application and try to use service to get data and pass the data component. Why Services Basically component is meant for providing the data to view, when I say view means providing the data to respective HTML whatever is required, it is not a good practice to make a api call directly from component. Services gives the benefit of separation of concerns and you can say single responsibility principle as well. Let see services in action Create angular project :go to VS code integrated terminal Run - ng new Servies