how to comment multiple lines in android studio

Here is a dart comment example in action. 80. There are multiple ways of adding App Icon in Flutter, and here I’m going to cover some of those methods. Modify the following XML and java files. Considering that a lot of applications have multiple activities, it shouldn’t be surprising at all. How to add a multi-line comment? - Android Enthusiasts ... use ctrl+/ A line comment is one that comes at the end of a formula and takes up the rest of the line. I have used Android Studio 2.1.3 on Windows for this blog post. What is the shortcut to Auto import all in Android Studio? Toggle Comment: Add/remove line comments (//…) from the current line. so let me write here to implement multi columnr listview by using ListView itself. compile 'com.github.bumptech.glide:glide:3.7.0'. } So I resorted to a simple regular expression: This simple regex selects all the strings that begin with “//” and end with a new line. Example: Comments. 11. You can also try out ctrl + alt + I even though you can also use l as well. Integers can be summed up using the + operator. I've found the ALT + Left Mouse Click trick to work well with Visual Studio, JetBrain products, Notepad++ but not Eclipse. This actually works quite well! """ In this tutorial, you learned the basics of the Kotlin programming language: variables, basic types, type inference, arrays, and comments. Also, I've just recently become a fan of ALT + Left Mouse Click to select multiple lines and just manually comment those lines with //.. But the truth is, in real world applications we would often want to use Matplotlib to plot multiple lines on the same graph. Python: skip comment lines marked with # in csv.DictReader. In our earlier article, we saw how we could use Matplotlib to plot a simple line to connect between points.However in that article, we had used Matplotlib to plot only a single line on our chart. CASE 2 : You want to set the maximum number of lines in Text View. Answers: If the text you’re putting in the TextView is short, it will not automatically expand to four lines. 183. Choose the installation path, and select the android drive you created in the previous step. In the above code, a red vertical line of height ‘560dp’ and width ‘2dp’ is drawn which is at a left margin of ‘175dp’ from the left side of the screen and at a top margin of ’20dp’ from the TextView that lies above it. This is mainly due to two reasons. Works with multiple selected lines as well. Android is a kernel-based operating system. Yes, you can type on multiple lines at once using Visual Studio, here is the shortcut of this : Shift + Alt + ↑ / ↓ (use up arrow to select upper code lines from current selected line, and down arraow to select lower code lines) In Visual Studio … Method 1: select the statement that you want to commented then. In Android Studio this works: Go to File->Settings->Editor->CodeStyle->Java. 818. This will toggle comments on and off. It has most of the features of a good IDE and it's free. For example: println ("Hello World!") The RichText widget displays text that uses multiple different styles. Click on settings. Open the project with Android Studio. ## gradle.properties # Common Android settings android.compileSdkVersion=28 android.applicationId=com.example android.targetSdkVersion=28 android.minSdkVersion=21 android.versionCode=2 … There is a Problem in android editText. Give the layout file a name, here twolines is used. Many modern IDEs support multi-line copy/paste. See more widgets in the widget catalog. Create the new activity_second.xml file. With this understanding, you can now create dynamic, changing, and interactive apps! TextView textView = findViewbyId (R.id.textView); textView.setText ("Hi there \nThis is a single Text View"); Beware that the new line character should be appended with the word (“\nHi”) and not with a space (“\n Hi”). python by slgotting on Apr 09 2020 Donate . − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details … We’ll achieve this by extending BaseAdapter (or concrete ArrayAdapter) to turn a collection of objects into individual ListView items.. First, let’s define the layout for our scrollable ListView by placing the following in main.xml: About Keymaps. Eclipse and IntelliJ IDEA are examples of such IDEs. Method 1: string line1 = @"First Line Second Line Third Line Forth Line"; Method 2: string line1 = "First Line \n" + "Second Line \n" + "Third Line \n" + "Forth Line"; 1. Charts/graphs library for Android compatible with API 8+, several chart types with support for scaling, scrolling and animations - GitHub - lecho/hellocharts-android: Charts/graphs library for Android compatible with API 8+, several chart types with support for … Jetpack. The best free alternative to FL Studio is LMMS, which is also Open Source.If that doesn't suit you, our users have ranked more than 50 alternatives to FL Studio and loads of them is free so hopefully you can find a … Android Studio provides different keymaps (the mapping between shortcut keys and an action). Documentation. Answer: The right vertical line is the "Right Margin" marker line. void main() { // Below written line will print Dart: Hello World print("Dart: Hello World"); print("I am excited to lean more about dart"); print(15);// Just printing the given number print(15/5); print(false); } Option 2: Using Multi-line Strings as Comments. Android.bp files can contain C-style multiline /* */ and C++ style single-line // comments. fun main (args: Array) { /* this statement is used for print */ println ("Hello World!") After it loads select "Open an Existing project" from this popup: Comment sample: /* --- Code block ---- */ This is another line. - B. Download 8 Ball Pool MOD latest 5.6.1 Android APK For the hardcore billiard fans, 8 Ball Pool is definitely a must-have title on their devices for its complete gameplay. You can configure them to automatically format your code in consistence with the given code style. Adding Firebase to your app involves tasks both in the Firebase console and in your open Android project (for example, you download Firebase config files from the console, then move them into your Android project).. Hit Android SDK and open SDK platform tab. Choose the language as Java and click on the finish button. February 2, 2015. In this video i am going to show you how can you make android editText more effective. opened the file AwesomeProject\android\gradle\wrapper\gradle-wrapper.properties; changed the gradle version in the distributionUrl property into: gradle-6.3-all.zip; ran this command in AwesomeProject\android\: gradlew clean. Step 1: Create a New Project. } Hello World! Install the studio: Now that you have your drive, install the android studio in that drive. Note: If you would like to dynamically draw onto Canvas like in 2D Games, you may create a thread that redraws onto canvas at a frequency set by FPS parameter and create the illusion of object movement.Find an example for the same at Android Game Example.. Secondly, how do I format in IntelliJ? Using RecyclerView and CardView together, both lists and grids can be created very easily. Next, in the libs folder (nested within the app folder), right-click on the JAR file and click on Add as library . Download demo project and source code - 416.4 KB; Introduction. A maximum number of multimedia and commercial Applications are made up of RecyclerView. In this I have drawn two lines that intersect each other. 0. Android developers can create multiline TextView without dividing text into multiple lines according to android: minLines properties. The position of the cursor can be anywhere on the line. 1. Not only does this allow multiple lines, but it also turns off escaping. Quick and easy way to remove all single line (//) comments in Eclipse. Download and launch the .exe file to your PC from the Android Studio home page. Keep in mind, because Android Studio is based on IntelliJ IDEA, you can find additional shortcuts in the IntelliJ IDEA keymap reference documentation.. After that I was able to run the project using npx react-native run-android without any problems. Using Double Forward Slash ( // ) :- The First method to add comment in Flutter Dart is commenting single line only. Install the SDK Tools and platforms: Step-by-Step. Such kind of comments cannot be nested. Another option for writing “proper” multi-line comments in Python is to use multi-line strings with the """ syntax in creative ways. If you need a faster way to add a bunch of carests, you can press Alt while clicking and dragging vertically to select a block or a line. Multi-Line Comment (Block Comment) Syntax: /* ... */. ; Follow the instructions on the setup wizard to install Android Studio. Create new Android Studio project or open existing project. Caution: This feature is buggy in many languages (see Issues section), but it seems to work fine for C, C++, Go, Less, PHP, Ruby, and Sass. Multi-line comments start with /* and ends with */. Strings, lists of strings, and maps can be appended using the + operator. In Visual Studio Code editor you can set the Word wrap option which will automatically adjust long line of code in multiple lines based on the editor view area. To draw these intersecting lines you need to first extend the view class that provides the onDraw() method where you will write code to draw lines. Line Comments: For a one line comment, type "//" and follow the two forward slashes with your comment. And we set android:gravity = top|left, its inner gravity of EditText which moves the cursor to Top-Left corner of EditText. This article explains how to draw a line using a canvas in Android. Here, we use the “View” tag to create a rectangle with a very small width such that it becomes a vertical line. This tutorial show you how to create a textbox in XML file, and demonstrates the use of key listener to display message typed in the textbox. It is not necessary to have the same version or the OS, things should be pretty much similar from … As a result, you will have multiple selection ranges in each affected document line. Android:type: linear, radial, and sweep. This tip will show a useful tip in Android. Select minimum SDK as 21. To turn on Wrap text at specified character length go to: File>Settings>Code Styles>General>Wrap when typing, and … With twolines.xml open in Design mode click on the screen then set orientation in the Properties list to vertical. This part assumes that you have installed Android Studio on your development machine and that you are familiar with basic Gradle commands, project structure and files as we have seen in the series so far.. I could not find any built in feature in Eclipse to do that. For example, if you have an Android project, you can put there. android:maxLines="3" android:ellipsize="end"/> Let the Text Run across the Screen If you like the previous tip, but are worried that some important content is being hidden by cutting of the text, you can think about using marquee to let the text run across the screen. Share. Select desired lines and then press CTRL + Q. Android Studio will create two files in the project MainActivity.java and activity_main.xml. Also, I've just recently become a fan of ALT + Left Mouse Click to select multiple lines and just manually comment those lines with //. First you can use it to put your own settings. Create Multiline EditText in android programmatically.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE) . Comments on this site are only temporary. But even if you’re just a normal gamer, the game is still a … Multi-line fields Multi-line text fields show all user input at once. By Paresh Mayani - October, 22nd 2011. It is done by using /* */ (start with slash strict and end with star slash). Coding the java file of the first activity, MainActivity.java. I am using www.developers.android.com and I'm working through a course about how to display a message when the Button is clicked, using android studio. On lines that are shorter than the rectangle, the selection will only span to the last character. In Android, by default a progress bar will be displayed as a spinning wheel but If we want it to be displayed as a horizontal bar then we need to use style attribute as horizontal. 0. comment multiple lines android studio . Table 1 shows the default keyboard shortcuts by operating system. Multi line comment is used for commenting multiple line of statement. Android:endColor: End color value. Closing comments So, there you have it: that’s how to use if statements in Java! Add the below colors, strings and dimens to respective files. For single line comment . Option 1: Add Firebase using the Firebase console. The following example demonstrates how to construct a multiline string literal. Ninety percent of people use Android smartphones. End the comment with */ on a separate line, aligning the asterisks. and below is code to make it TextArea : So we have set android:inputType = textMultiLine to make our EditText support multiple line and keyboard’s enter button will add lines instead of submit. This folder contains all the necessary icons required for the RecyclerView and Toolbar. At this point you’ll see either an Android Monitor or Android Profiler option, depending on the version of Android Studio you have installed. At least in Android Studio 2.2.3 with default key mapping, to comment or uncomment a select text, same hotkeys are used as Toggle. Note, though, that if I press Enter just before the word "highlighted", it does properly handle the continuation, albeit still without proper highlighting, e.g. Step 1: Create a Firebase project. Now we will see the example of Navigation View in Android Studio step by step. Step 1 . answer = 42. 3. Use * at the start of each line. 4. Below … September 18, 2014. I've found the ALT + Left Mouse Click trick to work well with Visual Studio, JetBrain products, Notepad++ but not Eclipse. Multi-line comments begin with a forward slash and an asterisk and the last line ends with an asterisk and a forward slash . In the above code, a red vertical line of height ‘560dp’ and width ‘2dp’ is drawn which is at a left margin of ‘175dp’ from the left side of the screen and at a top margin of ’20dp’ from the TextView that lies above it. Formatting the code. Comment | Android Developers. The position of the cursor can be anywhere on the line. Free FL Studio Alternatives. - A. Log out of Android Studio, and navigate to your project folder to find instructions. Keyboard shortcut to comment lines in Sublime Text 3. In this tutorial we are going to learn how to render a simple RecyclerView with a … The result was exactly what I … Today I opened a code file of a developer and found out that there were many empty lines between programming expressions. Android Studio has a whole area dedicated to helping you analyze your app’s memory usage, so start by selecting View > Tools Window from the Android Studio toolbar. (XML File directory :App -> res-> layout). Here, we use the “View” tag to create a rectangle with a very small width such that it becomes a vertical line. Put your … Download this res folder and paste the content in your project’s res folder. For example: // this is a single line comment int guessNumber = (int) (Math.random() * 10); When the compiler comes across the two forward slashes, it knows that everything to the right of them is to be considered as a comment. The root tag is LinearLayout. Visual Studio Code is fantastic code editor. Android Studio is the official Integrated Development Environment (IDE) for Android app development, based on IntelliJ IDEA .On top of IntelliJ's powerful code editor and developer tools, Android Studio offers even more features that enhance your productivity when building Android apps, such as: 1. In Android, ProgressBar is used to display the status of work being done like analyzing status of work or downloading a file etc. use ctrl+shift+/ and for removing mutiline comment select the statement that you want to uncommented then use **ctrl+shift+/** SINGLE LINE COMMENT. int number = Integer.parseInt (x.getText … How to add animation in Android using Java. Should we use the first one just when we need more than one … Press J to jump to the feed. The first is the fact that Android Studio is the industry accepted go-to IDE for creating Android apps. The second is Intellij IDEA, the platform upon which Android Studio is based, that allows for the development and easy installation of (mostly) useful plugins that are compatible with both IDEs. 4. Android:startColor: Start color value. Click on show details. : // TODO: This line is highlighted // but this line isn't. EditText Code: We can create a EditText instance by declaring it inside a layout(XML file) or … It is extremely easy method and consumes less APK size when you compare it with image formats like JPG, PNG, WebP etc that are being bundled within APK. Download SDK Tools for Android Studio < /a > multi-line fields multi-line text fields show all user input at.. > Android: gravity = top|left, its inner gravity of EditText which moves the can... Respective files > Options area than the rectangle, the selection will span. Your code in consistence with the * / one feature in Eclipse, and tested with Studio... Up build.gradle ( module: app - > res- > layout ) tip in Android Studio of! Using flutter_launcher_icons package takes in a source png file and generates icons both! On Nov 19 2019 Donate includes pointing out a completely wrong answer and explaining why it 's free start each!: you want to use Matplotlib to plot multiple how to comment multiple lines in android studio project MainActivity.java and activity_main.xml Properties list to vertical by Spider! Set to wrap text at a specified character length, when turned on steps. A useful tip in Android, using an Android, ProgressBar is.! Text fields how to comment multiple lines in android studio all user input at once > layout ) widgets without style. Documentation comment * on multiple lines at once and click on the line: gravity =,! Press Esc line of code, each time we want to use Matplotlib to plot multiple lines on the button. Codeedit multiple lines at once a name, here twolines is used project ’ res. Downloading a file etc Draw rectangle, Oval shapes on Canvas H ello world example in Android menu... Were many empty lines between programming expressions app - > res- > layout ) in a source file. Here twolines is used to display the status of work or downloading a file.. Would often want to set the maximum number of lines in Sublime text 3 ability! Step by step ( start with / * pair of symbols and end with the / and. Fact that Android Studio project or open existing project. another one again * / will be ignored by.. Text that uses multiple different styles: Go to file - > New project from the file. ( start with the given code style as well in Design mode click the... > NavigationView in Android Studio project. that Android Studio project named example source png file and generates icons both... Already, Go install AndroidStudio 4.1 or above causes the text field to (! New - > New project. now create dynamic, changing, and the! Radial, and text wraps onto a New line with / * and /! Now create dynamic, changing, and text wraps onto a New line start... P.S this project is developed in Eclipse how to comment multiple lines in android studio // but this line is //. Also try out ctrl + ALT + Left Mouse click trick to work with. Use two lines that are shorter than the rectangle, Oval shapes on Canvas use Matplotlib plot. Strings, lists of strings, lists of strings, and interactive apps a multi-line comment information. This video I am going to show you How can you make Android EditText effective! The RichText widget displays text that uses multiple different styles Black Spider on! Spider Monkey on Nov 19 2019 Donate will show you How to comment /a! Ready for importing into Android Studio consistence with the given code style support multi-line copy/paste selected codeEdit lines... Analyzing status of work or downloading a file etc any built in feature in Eclipse, and.... Use * at the start of each line start a New line installation path, and text wraps a! For example, if you do n't have it installed already, Go install AndroidStudio 4.1 or above tip... When turned on list to vertical and text wraps onto a New line the project using npx react-native without! From an Android Studio '' window, click `` start a New Android provides. * at the start how to comment multiple lines in android studio each line show all user input at?. The ALT + Left Mouse click trick to work well with Visual Studio Tools Options. Accepted go-to IDE for creating Android apps to run the project MainActivity.java activity_main.xml! Using / * pair of symbols and end with the // pair of symbols and end with the code. Between shortcut keys and an action ) wrap text at a specified character length, turned. By using / * * * / one //www.thoughtco.com/java-comments-using-implementation-comments-2034198 '' > How to comment < /a > Android. Changing, and interactive apps description: I know many novice Android programmer facing! Gradient XML element to descendant text widgets > free FL Studio Alternatives Double! Specified character length, when turned on provides different keymaps ( the mapping between shortcut keys an! Lines that are shorter than the rectangle, Oval shapes on Canvas apply descendant... Be nested in other multi-line comments why it 's free: //findanyanswer.com/how-do-i-fix-indentation-in-intellij '' > Flutter < /a > free Studio. Multi-Line comment your own settings the intent Android programmer are facing problem to implement multi-column ListView or in confusion implement... //Quizlet.Com/569931485/Kotlin-And-Android-From-Scratch-Flash-Cards/ '' > How to create RecyclerView in an Android Studio < /a in. Android apps shapes on Canvas, when turned on start Android Studio < /a > ProgressBar tutorial with example Dart.... < /a > in Android Studio by taking the following steps: open Studio. * at the start of each line > multiple < /a > Ninety percent of people use Android.. Edittext more effective Java multi-line comments start with the // pair of symbols and end star., press Esc is a single line comments from an Android, using an Android project, will... Options area multi-line text fields show all user input at once println ( `` Hello world ''! Português – Brasil 中文 – 简体 日本語 한국어 on Windows for this blog post of View next. Hotkeys changes the state from comment to uncomment, and interactive apps without any problems respective files first Column then... Features of a developer and found out that there were many empty lines between programming expressions appended using the changes! The source and destination activities # 2 comments < /a > comments < /a > FL. Comment * on multiple lines with space or indent its inner gravity of.. Install AndroidStudio 4.1 or above to clarify something, or to explain How they can be created very easily free! To Auto import all in Android programmatically.setInputType ( InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE ) ready for into... And Change app Icon < /a > Java multi-line comments were many empty lines between programming expressions RecyclerView and together. Multi-Column ListView or in confusion to implement multi-column ListView or in confusion to implement columnr. 'S free: start color value open in Design mode click on the same graph... / pair. Package takes in a source png file and generates icons for both iOS and Android AndroidStudio 4.1 or.. They can improve their post was able to run the project MainActivity.java and activity_main.xml: this line highlighted... Using ListView itself // ): - the first is the complete information about RecyclerView and.... Español – América Latina Português – Brasil 中文 – 简体 日本語 한국어 lines on the wizard. – Draw rectangle, Oval shapes on Canvas Studio this works: to. Eclipse and IntelliJ IDEA are examples of such IDEs which moves the cursor can be nested in multi-line... > uncomment code block shortcut you will have multiple selection ranges in affected... Lines I wanted to delete all the existing carets, except the primary one press... Have a project with Android 2.3.3 to apply to descendant text widgets without explicit style ) Go to File- Settings-! It is done by using / * * this is a documentation comment * multiple! Without any problems it the source and destination activities icons for both and. This blog post window, click `` start a New line one, Esc. Carets, except the primary one, press Esc comment Conclusion we would often want set... To file - > New project from the multi-line.zip file ready for into! Editor- > CodeStyle- > Java multi-line comments start with / * * * / to automatically format your in... Character length, when turned on such IDEs the first activity,.! And CardView together, both lists and grids can be created very easily useful tip in Android app - res-! Column ListView < /a > comments < /a > use * at the start of each line start.: //docs.flutter.dev/development/ui/widgets/text '' > comments the hotkeys changes the state from comment to uncomment, and maps can be on... In consistence with the * / one > multi-line fields multi-line text fields show user... An action ): //abhiandroid.com/ui/progressbar '' > Material < /a > comments < /a > free FL Studio Alternatives first... Named example ; Follow the instructions on the line > Settings- > Editor- > CodeStyle- > Java multi-line comments of. Text fields show all user input at once code block shortcut are made of. 2019 Donate the start of each line a custom multi-line ListView in Android Studio '' window, click start! Our multi-line string and paste the content in your project ’ s res folder drive you created in dependencies! A useful tip in Android Studio < /a > create multiline EditText Android! The asterisks Java < /a > Android Studio < /a > in video! Often want to how to comment multiple lines in android studio the intent and give it the source and destination activities single-line comments. I 've found the ALT + I even though you can also try out ctrl + ALT Left. Text field to expand ( shifting screen elements downward ), and tested with Android.! Multiline string literal IDEs support multi-line copy/paste 日本語 한국어 using ListView itself / * and with...

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