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How To Use jQuery To Show An Overlay Image When Click It

Leave a Comment / jQuery

This example will show you how to use jQuery to implement an image browser plugin. It shows image thumbnails in a line or grid, when you click each image, it will popup an overlay layer to display the larger image. It also shows the previous and next arrows for you to navigate different images.

How To Use Python os.remove Method To Remove Files And Folders

Leave a Comment / Python

In Python, you can use the os.remove method to remove files and folders, but sometimes it may resulting in some errors, this is because you do not master how to use the os.remove method correctly. This article will introduce how to use the python os.remove method correctly to avoid errors.

How To Process Web Form In Flask

Leave a Comment / Python / Flask

Web form is the basic component of a web application. It is a part of an HTML web page that is responsible for data collection. A web form consists of three parts: a form label, a form field, and a form button. Forms allow users to enter data and submit the user-entered data to web …

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How To Crawl All URLs On A Web Page By Python Crawler

Leave a Comment / Python / BeautifulSoup, Scrapy

In the process of crawling web pages with a Python crawler, the first step is to crawl the URL. If there are many URLs on the web page, how to crawl all these URLs? This article describes two methods for a Python crawler to crawls all URLs on a Web page.

How To Install And Use Python Selenium Chrome WebDriver

Leave a Comment / Python / ChromeDriver, Selenium

Python crawler can crawl not only static web pages but also dynamic web pages. However, the new version of selenium doesn’t support PhantomJS and can’t crawl dynamic web pages. Therefore, we should abandon PhantomJS and use headless ChromeDriver directly. This article will tell you how to install ChromeDriver.

How To Use Session And Cookie In Python Flask Framework

Leave a Comment / Python / Flask

Session is a data structure saved on the server-side, which is used to track the status of users. This data can be saved in clusters, databases, and files. Cookie is a mechanism for clients to save user data, and it is also a way to implement Session. This article introduces how to manage Session and …

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How To Use jQuery To Implement Tab Drop-Down Animation Effect

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This example will show you how to implement the Html tab drop-down animation effect using jQuery. When you move the mouse over the tab, it will display a drop-down menu area. When you move the mouse out of the drop-down area, the drop-down area will disappear.

How To Use jQuery Zoom Plugin elevateZoom Example

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Elevatezoom is a jQuery image zoom plug-in, which supports a variety of zoom methods, powerful and simple. There are three kinds of zooming effect, the picture is clear and the effect is practical. This article will tell you how to use it.

How To Implement Numeric Range Slider Input With CSS3

Leave a Comment / JavaScript / CSS3

This example will show you how to use pure css3 to implement some numeric range slider input component on a web page. Below is the demo video.

How To Use JavaScript And CSS3 To Switch Web Page Background And Text Color

Leave a Comment / JavaScript / CSS3

This example will show you how to use JavaScript and CSS3 to switch web page background and text color. There is a toggle button at the top right corner of the web page. When you click it, it will change the web page background color and text color between black and white.