Tutorial by Examples: ga

Objective-C NSMutableAttributedString *mutAttString = @"string goes here"; NSRange range = NSMakeRange(0, mutAttString.length); [mutAttString setAttributes:@{} range:originalRange]; As per Apple Documentation we use, setAttributes and not addAttribute. Swift mutAttString.setAttribu...

As of Jekyll 3.2, you can use the filter where_exp to filter a collection by any of its properties. Say you have the following collection item in an "albums" collection: --- title: My Amazing Album --- ... You can combine the where_exp and first filters to grab just that one item: ...

Given an 'albums' collection, an item can be added by creating a file in the <source>/_albums directory. Note that files not including frontmatter will be ignored. For instance, adding a file called my_album.md to the _albums directory would add it to the collection: --- title: "My Alb...

Inserting a row at the bottom of a spreadsheet is easy: var someSheet = SpreadsheetApp.getActiveSpreadsheet().getSheets()[0]; someSheet.appendRow(["Frodo", "Baggins", "Hobbit", "The Shire", 33]); Note this will add the row after the last non-empty row. I...

A thread terminates if it reaches the end of its code block. The best way to terminate a thread early is to convince it to reach the end of its code block. This way, the thread can run cleanup code before dying. This thread runs a loop while the instance variable continue is true. Set this variable...

Home button You should use Shift-Command-H to have an animation when closing an app. Lock To lock the device, use Command-L. Rotation Use Command with arrow keys.

Creating a Scala function that receives an python RDD is easy. What you need to build is a function that get a JavaRDD[Any] import org.apache.spark.api.java.JavaRDD def doSomethingByPythonRDD(rdd :JavaRDD[Any]) = { //do something rdd.map { x => ??? } }

Sometimes, the straight forward loop cannot be entirely contained within the loop body. This is because, the loop needs to be primed by some statements B. Then, the iteration begins with some statements A, which are then followed by B again before looping. do_B(); while (condition) { do_A(); ...

Gradle (All Versions) This method works for all versions of gradle Add the buildscript code at the beginning of your build.gradle file. buildscript { repositories { maven { url "https://plugins.gradle.org/m2/" } } dependencies { classpath "org.example...

While designing a form, you might like to group a few input fields into a group to help organise the form layout. This can be done by using the tag . Here is an example for using it. For each fieldset, you can set a legend for the set using the tag LEGEND TEXT Example <form> <fieldset...

library(tidyr) ## example data df <- read.table(text =" numbers firstName secondName 1 1 1.5862639 0.4087477 2 2 0.1499581 0.9963923 3 3 0.4117353 0.3740009 4 4 -0.4926862 0.4437916", header = T) df # numbers firstName secondName # 1 ...

Sometimes we'd like to pause code execution to inspect the state of the application (see Debugging). When running code through the MATLAB editor, this can be done using the "Pause" button in the UI or by pressing Ctrl+c (on Windows). However, when a computation was initiated from a GUI (vi...

VideoWriter videoWriter; videoWriter = new VideoWriter(outputFile, VideoWriter.fourcc('x', '2','6','4'), fps, frameSize, isRGB); //We have stated that we will use x264 as codec with FourCC //For writing, we add the following method and it will write the image we give as parameter...

Including a Static Section on a page is similar to including a snippet. The only difference is instead of using the word include you use the word section. {% section 'section-file-name' %} Using this tag will "hardcode" the section into your theme at the place where you put the code an...

Objectives: Using the Spring CLI, we will create a new Spring Boot application to be deployed to Elastic Beanstalk. We will edit the generated Spring Boot application so that it will: Create a jar named aws-eb-demo.jar. Listen on port 5000. Include a single web page named index.html. ...

Code function add_new_style() { add_editor_style( 'file-name-here.css' ); } add_action( 'admin_init', 'add_new_style' ); Explanation In the above code, we used add_editor_style to load the css file. We also used add_action to make sure that WordPress runs our function.

This Example using Standard EXE Project With addition of a Module File. Create New "Standard EXE" Project. So here, a Form will get added to the Project by default. Add a Module File to the Project Place a Command Button on the Form Create Command Button Click Event. Module code...

//This example gets the response from iTunes { "rest": { "name": "rest", "connector": "rest", "debug": true, "options": { "useQuerystring": true, "timeout": 10000, "headers": { "accepts": "application/json", "content-type": "applicati...

Suppose we'd like to invoke the JavaScript function JSON.stringify which receives an object, encodes it into a JSON string and returns it. All we'd have to do is write the function signature, mark it as external and annotate it with the @JS annotation: @JS("JSON.stringify") external St...

This example demonstrate how to dynamically insert data into MySQL using Python Scrapy. You do not need to edit pipelines.py file for any project. This example can be used for all your project. Just yield you_data_dictionary from your Spider and inside pipelines.py a query will be created automat...