Tutorial by Examples: b

(Note: There are many IDE, toolchain and library which are ready-to-use with STM32. The following setup requires minimal effort to get it work, but it is only one of the many. Feel free to explore others, it is not the purpose of this example to force anyone to use the tools that will be used here.)...

Firebase provides backend as a service, as applciation developer you do not have an option to have backend code. This example shows how using firebase queue, create backend which will operate on the top of firebase database and serve as a backend for your frontend application. Before getting into ...

You can also create your own sidebar file in the theme to call it on different templates. Copy and paste sidebar.php of current theme and change the name (i.e. sidebar-book.php) In the template you can call this sidebar using get_sidebar('book'). Using this you can call different sidebars on diffe...

Class can implement multiple traits. In case if one trait defines method with the same signature like another trait, there is a multiple inheritance problem. In that case the method from last declared trait is used: trait Foo { def hello() {'Foo'} } trait Bar { def hello() {'Bar'} } cla...

Sliding window algorithm is used to perform required operation on specific window size of given large buffer or array. Window starts from the 1st element and keeps shifting right by one element. The objective is to find the minimum k numbers present in each window. This is commonly know as Sliding w...

Open a chat with @BotFather in Telegram and click the /start command. After you get a list of commands Select the command /newbot to get this Message: Alright, a new bot. How are we going to call it? Please choose a name for your bot. Enter a name for your bot, which can be anything, and sen...

Out of the box installations of Jenkins with the Git and SSH plugins will not work when attempting to pull a private repository from GitHub.

The first step to fix this issue I found was to download PSTools and extract the tools to a convenient location on the build server (e.g. c:\Programs\PSTools is there I extracted mine).

The Maya GUI toolkit creates a variety of UI elements in a simple, imperative form. There are basic commands to create and edit GUI widgets; the widgets are identified by a unique string name. All gui commands take the same basic form: you supply a command type and the string name of the object yo...

A C program that wishes to accept network connections (act as a "server") should first create a socket bound to the address "INADDR_ANY" and call listen on it. Then, it can call accept on the server socket to block until a client connects. //Create the server socket int servsoc...

Even when sockets are in "blocking" mode, the read and write operations on them do not necessarily read and write all the data available to be read or written. In order to write an entire buffer into a socket, or read a known quantity of data from a socket, they must be called in a loop. ...

In this example, we trying to create a gui with only through code rather than using any ui file. Its a very basic example you need to extend based on your need." from PyQt4 import QtCore, QtGui import maya.OpenMayaUI as mui import sip class Ui_MainWindow(QtGui.QMainWindow): def __ini...

Many widgets include events which can fire callback functions when the user interacts with the widget. For example when a button is pressed, a checkbox checked, or a dropdown chosen you can fire a function. The exact flag which is associated with these event depends on the widget, but a typical cal...

Sub DisplayExcelVersions() MsgBox "The version of Excel is " & Application.Version MsgBox "The version of the VBE is " & Application.VBE.Version End Sub The use of the Application.Version property is useful for ensuring code only operates on a compatible...

This small example shows how you can lose backward compatibility in your programs if you do not take care in advance about this. And ways to get more control of serialization process At first, we will write an example of the first version of the program: Version 1 [Serializable] class Data { ...

To encrypt data with a public key: final Cipher rsa = Cipher.getInstance("RSA"); rsa.init(Cipher.ENCRYPT_MODE, keyPair.getPublic()); rsa.update(message.getBytes()); final byte[] result = rsa.doFinal(); System.out.println("Message: " + message); System.out.println("...

First step : PCL part using Xamarin.Forms; namespace ProjectNamespace { public class ExtendedFrame : Frame { /// <summary> /// The corner radius property. /// </summary> public static readonly BindableProperty CornerRadiusProperty = ...

Swift Import the Core Motion library: import CoreMotion Next, we need to create a CMAltimeter object, but a common pitfall is to create it in the viewDidLoad(). If done that way, the altimeter won’t be accessible when we need to call a method on it. Nevertheless, go ahead and create your CMAlti...

Get springfox into your application by using Maven or Gradle Create a new Docket bean in your application and configure it Document your API according to your needs Launch your application and see your achieved results #1 Getting springfox with Maven Add the dependencies for swagger2 and sw...

Sometimes you have sensitive information in your VBA (e.g., passwords) that you don't want users to have access to. You can achieve basic security on this information by password-protecting your VBA project. Follow these steps: Open your Visual Basic Editor (Alt + F11) Navigate to Tools -> V...