ASP.NET Progressive application of core blazer webassembly (PWA)

Blazor supports progressive application development, or PWA. Using PWA mode can make web application have the experience of native application. What is PWA PWA application refers to those web applications developed by using specified technology and standard pattern, which will give them the characteristics of web application and native appli ...

Posted by bosco500 on Wed, 24 Jun 2020 19:55:24 -0700

Use ResizeObserver to monitor the size of a single element

1, API introduction ResizeObserver This is an API that can monitor the size and position changes of an element. It is a class. It provides an observer, which will be called on each resize event. Currently, chrome, safari and fireFox(pc) are basically supported. 2, General usage const resizeOb= n ...

Posted by mark_18 on Tue, 23 Jun 2020 00:43:40 -0700

Use of ECharts plug-in (with case)

Use of ECharts plug-in Introduction to ECharts ECharts, a pure Javascript chart library, can run smoothly on PC and mobile devices, compatible with most current browsers (IE8/9/10/11, Chrome, Firefox, Safari, etc.), the bottom layer relies on the lightweight Canvas class library ZRender, providing i ...

Posted by Steffen on Mon, 15 Jun 2020 22:00:17 -0700

[js] D3 drawing parallel coordinates

Parallel coordinate system (parallel) is a kind of commonly used chart to visualize high-dimensional data. Parallel coordinate system has a good mathematical basis, and its projective geometry interpretation and dual characteristics make it suitable for visual data analysis. Article catalog 1. Drawin ...

Posted by henrygao on Wed, 10 Jun 2020 22:25:46 -0700

IDL learning - using IDL and ENVI to process OMI data, including ozone, formaldehyde and nitrogen dioxide

Copyright notice: This is the original article of the blogger, following CC 4.0 BY-SA copyright agreement. Please attach the original source link and this notice for reprint. This blog implements the https://disc.gsfc.nasa.gov/ The ozone, formaldehyde and nitrogen dioxide data downloaded from the we ...

Posted by NuLL[PL] on Sun, 07 Jun 2020 21:31:16 -0700

Python3 selenium 3 learning from framework implementation selenium makes you get twice the result with half the effort

This article thanks the following documents or instructions for their reference.Selenium Python Chinese documentSelenium DocumentationWebdriver reference If there is any error, please point out in the comment area. The author will change it immediately. The article is moved from my personal CSDN, so there is no watermark Environmental d ...

Posted by shaunie123 on Mon, 25 May 2020 00:40:14 -0700

HTML5 video (custom video player source code)

video object Compatibility: safari browser does not support webm format Chrome browser supports webm format ie8 and the following do not support video tags. ie9 supports video tags, but mp4 format Firefox supports video in ogv format   Compatibility writing <video controls> <source src="data/demo.ovg"> &l ...

Posted by mandred on Wed, 13 May 2020 08:33:48 -0700

JS remove the space before and after the string or remove all spaces

From script house: This article mainly introduces the use of JS to remove the spaces before and after strings or all spaces. Please refer to the following for your friends: The code is as follows: function Trim(str) { return str.replace(/(^\s*)|(\s*$)/g, ""); } Description: If you use jQuery to directly use the $. trim(str) method, str r ...

Posted by codeDV on Sun, 03 May 2020 00:01:51 -0700

Recommend Huploadify to upload pictures or files

In the previous project, uploadify(flash version) was used to realize the image upload function. The upload plug-in browser that relies on flash is not compatible enough, so Huploadify was used to replace uploadify for the following reasons: 1. Does not depend on flash. 2. The library file size is one third of uploadify. 3. Browser c ...

Posted by dr.wong on Fri, 01 May 2020 15:17:11 -0700

Five ways to achieve CSS element horizontal center, practical and simple!

1. General method - fixed width element html part: <div class="container"> <div class="center"></div> </container> CSS part: /*public*/ body,div{ margin: 0; } .container{ background: beige; height: 1000px; } /*Centered*/ .center{ width:300px; height:300px; margin:auto; background: aqua; } Disadvantage of thi ...

Posted by Smasher on Fri, 01 May 2020 07:06:45 -0700