Tutorial by Examples: reat

To create a patch, there are two steps. Make your changes and commit them. Run git format-patch <commit-reference> to convert all commits since the commit <commit-reference> (not including it) into patch files. For example, if patches should be generated from the latest two commit...

LINQ provides a method that makes it easy to create a collection filled with sequential numbers. For example, you can declare an array which contains the integers between 1 and 100. The Enumerable.Range method allows us to create sequence of integer numbers from a specified start position and a num...

Initialize the UITextField with a CGRect as a frame: Swift let textfield = UITextField(frame: CGRect(x: 0, y: 0, width: 200, height: 21)) Objective-C UITextField *textField = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 200, 21)]; You can also create a UITextField in Interface Builde...

Preludes and Re-Exports // To reduce the amount of imports that users need, you should // re-export important structs and traits. pub use foo::Client; pub use bar::Server; Sometimes, crates use a prelude module to contain important structs, just like std::io::prelude. Usually, these are impor...

The CAEmitterLayer class provides a particle emitter system for Core Animation. The particles are defined by instances of CAEmitterCell. The particles are drawn above the layer’s background color and border. var emitter = CAEmitterLayer() emitter.emitterPosition = CGPoin...

You can create your own queue using dispatch_queue_create Objective-C dispatch_queue_t queue = dispatch_queue_create("com.example.myqueue", DISPATCH_QUEUE_SERIAL); Swift // Before Swift 3 let queue = dispatch_queue_create("com.example.myqueue", DISPATCH_QUEUE_SERIAL) // ...

Xposed is a framework that allows you to hook method calls of other apps. When you do a modification by decompiling an APK, you can insert/change commands directly wherever you want. However, you will need to recompile/sign the APK afterwards and you can only distribute the whole package. With Xpose...

System.IO.Compression.ZipFile.CreateFromDirectory("myfolder", "archive.zip") Create archive.zip file containing files which are in myfolder. In example paths are relative to program working directory. You can specify absolute paths.

' Create filestream to file Using fileStream = New IO.FileStream("archive.zip", IO.FileMode.Create) ' open zip archive from stream Using archive = New System.IO.Compression.ZipArchive(fileStream, IO.Compression.ZipArchiveMode.Create) ' create file_in_archive.txt in arch...

This example portrays the most simple ALV creation using the cl_salv_table class and no additional formatting options. Additional formatting options would be included after the TRY ENDTRY block and before the alv->display( ) method call. All subsequent examples using the ABAP Objects approach to...

CSS .bordered { border-image: linear-gradient(to right, red 20%, green 20%, green 40%, blue 40%, blue 60%, maroon 60%, maroon 80%, chocolate 80%); /* gradient with required colors */ border-image-slice: 1; } HTML <div class='bordered'>Border on all sides</div> The above ex...

If you need some complex JSON structure that cannot be created using FOR JSON PATH or FOR JSON AUTO, you can customize your JSON output by putting FOR JSON sub-queries as column expressions: SELECT top 5 o.object_id, o.name, (SELECT column_id, c.name FROM sys.columns c WHERE o...

In Groovy, the inject() method is one of the cumulative methods that allows us to add (or inject) new functionality into any object that implements the inject() method. In the case of a Collection, we can apply a closure to a collection of objects uniformly and then collate the results into a single...

SilverStripe has reasonably good support for submitting form data using AJAX requests. Below is example code of how to set up a basic Form that accepts submissions by both AJAX and traditional default browser behaviour (as is good practice). Adding the form to our controller First we need to defin...

The following class is used to demonstrate, how instances of classes can be created: JavaFX 8 The annotation in Person(@NamedArg("name") String name) has to be removed, since the @NamedArg annotation is unavailable. package fxml.sample; import javafx.beans.NamedArg; import javafx....

UIView *view = [[UIView alloc] init]; [self.view addSubview:view]; //Use the function if you want to use height as constraint [self addView:view onParentView:self.view withHeight:200.f]; //Use this function if you want to add view with respect to parent and should resize with it [self a...

TRACE and DEBUG log levels are there to be able to convey high detail about the operation of the given code at runtime. Setting the log level above these is usually recommended, however some care must be taken for these statements to not affect performance even when seemingly "turned off"....

Get current time: Time.now Time.new # is equivalent if used with no parameters Get specific time: Time.new(2010, 3, 10) #10 March 2010 (Midnight) Time.new(2015, 5, 3, 10, 14) #10:14 AM on 3 May 2015 Time.new(2050, "May", 3, 21, 8, 16, "+10:00") #09:08:16 PM on 3 May 2050...

The presence of a tsconfig.json file indicates that the current directory is the root of a TypeScript enabled project. Initializing a TypeScript project, or better put tsconfig.json file, can be done through the following command: tsc --init As of TypeScript v2.3.0 and higher this will create t...

Put your dbname.sqlite or dbname.db file in assets folder of your project. public class Databasehelper extends SQLiteOpenHelper { public static final String TAG = Databasehelper.class.getSimpleName(); public static int flag; // Exact Name of you db file that you put in as...