Tutorial by Topics: id

Create a video from images using AVFoundation
Multidimensional Arrays in Ruby are just arrays whose elements are other arrays. The only catch is that since Ruby arrays can contain elements of mixed types, you must be confident that the array that you are manipulating is effectively composed of other arrays and not, for example, arrays and stri...
Examples of the different ttk widgets. Ttk has a total of 17 widgets, eleven of which already existed in tkinter (tk). Using ttk module gives your application a more modern and improved look. tree=ttk.Treeview(master,**kwargs) ParameterDescriptionmastertkinter widgets exist in a hiearar...
Playing a video using a VideoView which extends SurfaceView inside of a row of a ListView seems to work at first, until the user tries to scroll the list. As soon as the list starts to scroll, the video turns black (sometimes displays white). It keeps playing in the background but you can’t see it a...
NUI : A natural user interface (NUI) is a system for human-computer interaction that the user operates through intuitive actions related to natural, everyday human behavior. Kivy is a Python library for development of multi-touch enabled media rich applications which can be installed on different d...
Data validation allows user to create a drop-down list and restrict values in the cell to these entries. Due to limitation Excel can't bind more than 256 characters programmatically. To bind more than 256 characters one can follow explained approach.
Creating the data validation constraint can be tricky and time taking in NPOI. I have shared some of my workable approach. These approach will give good idea to customize your own constraint types.
<Vendor Namespace> - Here namespace of the vendor custom theme or inbuilt theme namespace I.E. Magento/Luma Here luma is vendor namespace <language package directory> - Here language package directory like en_us or nl_nl or en_gb <language package description> - Here...
In Xamarin.Android the BluetoothSocket.InputStream and BluetoothSocket.OutputStream properties are by design automatically converted to System.IO.Stream. In case of so called interactive communication protocol, when server responds only when client talks to it, System.IO.Stream is not good because ...
This section provides an overview of what gridview is, and why a developer might want to use it. It should also mention any large subjects within gridview, and link out to the related topics. Since the Documentation for gridview is new, you may need to create initial versions of those related t...
A Nested-GridView is a GridView control inside the grid row of the parent GridView control. <asp:GridView ID="gvParent" runat="server"></asp:GridView> <asp:GridView ID="gvChild" runat="server"></asp:GridView> gvParentIt is ...
Android Architecture Components is new collection of libraries that help you design robust, testable, and maintainable apps. Main parts are: Lifecycles, ViewModel, LiveData, Room.
Are you a programmer with entrepreneurial aspirations? Programming is a priceless skill in our times because the world revolves around technology. You can start a small business and join the 32.5 million other enterprises in the U.S. making profits and creating job opportunities. You need a viable b...
Developing a video game is not an easy feat, and most developers sigh in relief after completing a new video game. But do you know what's harder than creating a video game? You guessed right—marketing and attracting gamers to play or download your game. The gaming industry is highly competitive, and...

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