PHP Blog
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8 min readTo create Ember.js components, follow these steps:Start by creating a new Ember.js application. You can use the Ember CLI to generate a new project with ember new my-app. Create a new component file inside the app/components directory. Use the Ember CLI to generate the component file with ember generate component my-component. Open the newly generated component file and define your component. Each Ember component consists of a JavaScript class that extends Ember.Component.
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4 min readTo remove a handler using a d3.js selector, you can follow the steps:Select the element(s) using the d3.js selector function. This can be done using the d3.select() or d3.selectAll() methods, depending on whether you want to select a single element or multiple elements. Chain the on() method to the selected element(s). This method allows you to specify event handlers for various events.
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9 min readIn Ember.js, routes are used to define different URLs and their corresponding templates, controllers, and models. They allow you to organize and structure your application's functionality based on different URL paths.To define routes in Ember.js, you need to follow a certain syntax and use the Ember CLI's route generator. Here's an example of how you can define routes:Open your terminal and navigate to your Ember.js project directory.
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8 min readIn d3.js, you can define a custom time interval by using the d3.timeInterval() function. This function allows you to create your own interval for time-related calculations and manipulations.To define a custom time interval, you need to specify two important methods: the 'floor' method and the 'offset' method.The 'floor' method determines how to align a given date/time to the start of the interval.
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11 min readTo create a new Ember.js project, follow these steps:Install Node.js: Ember.js requires Node.js to be installed on your system. Download and install the latest version of Node.js from the official website. Install Ember CLI: Ember CLI is a command-line interface tool that helps in creating, building, and managing Ember.js projects.
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7 min readIn d3.js, removing nested elements involves selecting the parent container and then calling the .selectAll() method with an appropriate selector to target the nested elements that need to be removed. This method returns a selection of those nested elements, which can be removed using the .remove() method.Here is an example code snippet that demonstrates how to remove nested elements in d3.js: // Select the parent container that holds the nested elements var parentContainer = d3.
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5 min readTo install Ember.js, you need to follow these steps:Start by ensuring that you have Node.js installed on your system. You can download and install it from the official Node.js website. Once Node.js is installed, open your command line interface (CLI). This could be the Command Prompt on Windows, Terminal on macOS, or any other preferred CLI. Use the package manager npm (Node Package Manager) to install Ember CLI, which is the command line utility for Ember.js.
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7 min readTo show minimum day ticks on a year timescale in d3.js, you can follow these steps:Define the time scale: Start by defining the time scale using d3.time.scale(). For a year timescale, use d3.time.scale().domain() with the desired start and end dates. Set the tick format: Use d3.time.scale().tickFormat() to specify the format of the tick labels. You can use d3.time.format() to format the ticks as per your requirement. Specify the time interval: Use d3.time.scale().
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4 min readIn Ember.js, you can iterate over an array collection view using the {{#each}} helper in the template. This allows you to dynamically render the elements of the array.To iterate over an array collection view, follow these steps:In your template file (typically with the .hbs extension), use the {{#each}} helper to define the iteration. {{#each collection as |item|}} {{/each}} Replace collection with the name of your array collection.
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5 min readTo cancel the mouseover transition in d3.js, you can follow the following steps:Identify the element or elements on which you have applied the mouseover transition. Get a reference to the element(s) using d3.select() or d3.selectAll() function. Use the on() method to register a "mouseover" event listener on the element(s). Pass a callback function as the second argument. Inside the callback function, you can use the d3.select(this) or d3.select(event.
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5 min readTo set an "env" variable in Ember.js, follow these steps:Open your Ember.js project in a code editor. Locate the .env file in the root directory of your Ember.js project. If the file does not exist, create a new file and name it .env. Inside the .env file, add the variable you want to set in the following format: VARIABLE_NAME=variable_value Replace VARIABLE_NAME with the desired name for your environment variable and variable_value with the actual value you want to assign to it.