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JavaScript might be a client-side scripting language, inferring that the client's browser handles ASCII text file processing rather than an online server. With the aid of JavaScript, this can load the webpage without contacting the primary server. For instance, a JavaScript function might verify that all the required fields are filled out on an online form before it is submitted. The JavaScript code has the ability to output an error message before any data is actually sent to the server. Both advantages and disadvantages apply to JavaScript. A client's browser is frequently used to execute JavaScript directly. Similar advantages to ... Read More
In JavaScript, Programmers can use the forEach() method to iterate through the array of elements. We can call a callback function, which we can pass as a parameter of the forEach() method for every array element. Sometimes, we may require to stop the forEach() loop after executing the callback function for some elements. We can use the ‘break’ keyword with a normal loop to stop it, as shown below. for(let i = 0; i < length; i++){ // code if( some condition ){ break; } ... Read More
To remove or hide X-axis labels from a Seaborn / Matplotlib plot, we can take the following steps −Set the figure size and adjust the padding between and around the subplots.Use sns.set_style() to set an aesthetic style for the Seaborn plot.Load an example dataset from the online repository (requires Internet).To hide or remove X-axis labels, use set(xlabel=None).To display the figure, use show() method.Examplefrom matplotlib import pyplot as plt import seaborn as sns plt.rcParams["figure.figsize"] = [7.50, 3.50] plt.rcParams["figure.autolayout"] = True sns.set_style("whitegrid") tips = sns.load_dataset("tips") ax = sns.boxplot(x="day", y="total_bill", data=tips) ax.set(xlabel=None) plt.show()OutputRead More
We can verify whether an element is present or visible in a page with Selenium webdriver. To check the presence of an element, we can use the method – findElements.The method findElements returns a list of matching elements. Then, we have to use the method size to get the number of items in the list. If the size is 0, it means that this element is absent from the page.Syntaxint j = driver.findElements(By.id("txt")).size();To check the visibility of an element in a page, the method isDisplayed() is used. It returns a Boolean value( true is returned if the element is visible, ... Read More
This tutorial teaches us to change the font color of the text using JavaScript. While working with JavaScript and developing the frontend of the application, it needs to change the font color of the text using JavaScript when an event occurs. For example, we have an application which can turn on or off the device. We have a button to turn on or off the device. When the device is on, make the button text green. Otherwise, make the button text red. So, in such cases, programmers need to change the font color using JavaScript. We have some different method ... Read More
WiFi is a wireless network that is used to connect nearby devices with each other and share the Internet via hotspots. The Internet, on the other hand, is a global network of networks where computers communicate with each other via Internet Protocol. Go through this article to find out more about the features of WiFi and the Internet and how they are different from each other.What is WiFi?WiFi stands for Wireless Fidelity. It defines any network based on the 802.11 standards, allows computers and devices with the required wireless capacity to communicate via radio waves with other computers or devices. ... Read More
Page redirection is a situation where you clicked a URL to reach a page X but internally you were directed to another page Y. It happens due to page redirection.To redirect from an HTML page, use the META Tag. With this, use the http-equiv attribute to provide an HTTP header for the value of the content attribute. The value of the content is the number of seconds; you want the page to redirect after.Set the content attribute to 0, if you want the page to load the new URL immediately.ExampleThe following is an example of redirecting current page to another ... Read More
We have an employee.json file in a directory, within the same directory we have a js file, in which we want to import the content of the json file.The content of employees.json −employees.json"Employees" : [ { "userId":"ravjy", "jobTitleName":"Developer", "firstName":"Ran", "lastName":"Vijay", "preferredFullName":"Ran Vijay", "employeeCode":"H9", "region":"DL", "phoneNumber":"34567689", "emailAddress":"ranvijay.k.ran@gmail.com" }, { "userId":"mrvjy", "jobTitleName":"Developer", "firstName":"Murli", "lastName":"Vijay", "preferredFullName":"Murli Vijay", "employeeCode":"A2", "region":"MU", "phoneNumber":"6543565", "emailAddress":"murli@vijay.com" } ] }We can use any of the two ways to access the json file −Using require ... Read More
The element is a generic container with no semantic significance. It's frequently used in web authoring for styling, along with the style and class attributes. It can also be useful to add attributes to isolated text spans, such as lang or title. It should only be used when no other semantic element is available. The element is similar to the element, but the element is a block-level element, whereas the element is an inline element. Following is the syntax – Some Text The CSS Shorthand Property The CSS shorthand property, overflow, specifies the ... Read More
HTML Description List or Definition List displays elements in dictionary format. The and tags are used together within the tag in HTML to define terms or give their description. Within a parent definition list, the element is used to pair a definition description with a sibling definition term enclosed in tags. ExampleLet us see an example of a simple description list. Example of a description list A data definition list Data term 1 Data definition 1 ... Read More