Android Lesson 4: Starting Another Activity After completing the previous lesson, you have an app that shows an activity (a single screen) with a text field and a button. In this lesson, you’ll add some code to MainActivity that starts a new activity when the user clicks the Send button. Respond to the Send Button...
Android Lesson 3: Building a Simple User Interface In this lesson, you create a layout in XML that includes a text field and a button. In the next lesson, your app responds when the button is pressed by sending the content of the text field to another activity. The graphical user interface for an Android app is built...
Android Lesson 2:Running your App In the previous lesson, you created an Android project that displays "Hello World." You can now run the app on a real device or on an emulator. If you don't have a real device available, skip to Run on an Emulator. Run on a Real Device...
Android Lesson 1: Create an Android Project This lesson shows you how to create a new Android project with Android Studio and describes some of the files in the project. In Android Studio, create a new project: If you don't have a project opened, in the Welcome to Android Studio window, click Start a new...
Primary Quiz - Arrays in C Programming This quiz is based on this Array - C Programming tutorial. So, To get better score on quiz, read the tutorial first. Poll Maker...
Downloads AppBox - A Tool for iOS Apps Wireless Installation AppBox is a tool for iOS developers to deploy Development, Ad-Hoc and In-house (Enterprise) applications directly to the devices from your Dropbox account. Give it a try - https://github.com/getappbox/AppBox-iOSAppsWirelessInstallation Features * ✨ Unlimited app installations * 📦 No upload app size limit * 📅 No uploaded app expiration * 🔗 Keep same...
Wiki What's new in Xcode 8? [Updated to 8.1, 8.2 and 8.3] Xcode is the complete developer toolset used to create apps for Apple TV, Apple Watch, iPad, iPhone, and Mac. The Xcode development environment bundles the Instruments analysis tool, Simulator, and the OS frameworks in the form of tvOS SDKs, watchOS SDKs, iOS SDKs, and macOS SDKs. Jump to "What&...
Wiki Stepwise Guide to Enable Windows Subsystem for Linux (WSL) Microsoft built new infrastructure within Windows – the Windows Subsystem for Linux (WSL) – upon which we run a genuine Ubuntu user-mode image provided by Microsoft's great partners over at Canonical, creators of Ubuntu Linux. The result is that you can now run native Bash on Ubuntu on Windows....
Primary The do..... while loop in C++ The do.... while loop checks its condition at the bottom of the loop. A do.... while loop is similar to a while loop. The one difference is that the do.... while loop is guaranteed to execute at least one time. Syntax: do { statement(s); }while(condition); Example: int a=0;...
Primary The for loop in C++ A for loop is a repetition control structure that allows you to efficiently write a loop that executes a specific number of times. Syntax: for(init;condition;increment ) { statement(s); } The init step is executed first, and does not repeat. Next, the condition is evaluated, and the body of the...
Primary The while loop in C++ Loops: A loop repeatedly executes a set of statements until a particular condition is satisfied. A while loop statement repeatedly executes a target statement as long as a given condition remains true. Syntax: while(condition) { statement(s); } The loop iterates while the condition is true. The loop's body...
Primary Nested if & if/else Statements in C++ Nested if statements: You can also include, or nest, if statements within another if statement. For example: int mark = 100; if (mark >= 50) { cout << "You passed." << endl; if (mark == 100) { cout <<"Perfect!" << endl; } } else { cout <<...
Primary Relational operator of C++ Additional relational operators: Operator Description Example == Equal to 4==2 False <= Less than or equal to 4<=2 False >= Greater than or equal to 4>=2 True != Not equal to 4!=2 True Example: if(10==10) { cout<<"Yes"; } Output: Yes The...
Primary If else statement in C++ Else statement: An if statement can be followed by an optional else statement, which executes when the condition is false. Syntax: if(condition) { //statements } else { //statements } The compiler will test the condition: :-If it evaluates to true, then the code inside the if statement will be executed If it evaluates...
Primary If Statement in C++ Decision Making: The if statement is used to execute some code if a condition is true. Syntax: if(condition) { //statements } The condition specifies which expression is to be evaluated. If the condition is true,the statements in curly brackets are executed. If statement: Use relational operators to evaluate conditions. For...
