html click round diffusion display interface effect

Opening remarks Effect Core code used Reflection explore Source code Compatibility issues Opening remarks It is common to see that some app s have some click-and-diffuse effects, some act as diffuse display interfaces, some diffuse change theme colors, and want to be implemented on Web pages, so there is this. Effect Don't want to be direc ...

Posted by deljhp on Tue, 28 Jan 2020 10:52:23 -0800

Export jsp content to Excel table

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html xmlns:x="urn:schemas-microsoft-com:office:excel"> <script type="tex ...

Posted by satre on Tue, 28 Jan 2020 08:40:29 -0800

JavaScript syntax: error handling mechanism

1. Error Instance Object When JavaScript parses or runs, the engine throws an error object whenever an error occurs.JavaScript natively provides the Error constructor, and all errors thrown are examples of this constructor. var err = new Error('Error'); console.log(err.message); // "Error" ...

Posted by seavolvox on Mon, 27 Jan 2020 21:58:28 -0800

Use of JavaScript document fragments

In JavaScript, document fragment is independent of DOM tree and exists in memory. It is a blank document fragment at the beginning of creation. We can use createDocumentFragment to create it let fragment = document.createDocumentFragment(); The operations on document fragments, including inserting node ...

Posted by pouncer on Sun, 26 Jan 2020 21:10:30 -0800

Use.apply() with the'new'operator.Is this possible?

In JavaScript, I want to create an object instance (via the new operator), but pass any number of parameters to the constructor.Is this possible? What I want to do is (but the code below doesn't work): function Something(){ // init stuff } function createSomething(){ return new Something.apply(null, arguments); } var s = createSom ...

Posted by tryingtolearn on Sun, 26 Jan 2020 17:57:58 -0800

Several ways of plotting subgraphs with matplotlib

This paper mainly uses matplotlib to draw multiple graphs. %matplotlib notebook import matplotlib from matplotlib import pyplot as plt plt.ion() %matplotlib tk from matplotlib import rcdefaults rcdefaults() import numpy as np import pandas as pd Method 1: use of plot.subplot (x, x, x) and fig.add_ X ...

Posted by host78 on Sun, 26 Jan 2020 10:33:33 -0800

How to start paging query (JavaWeb)

Technology coverage (JavaWeb, HTML, Ajax, JQuery, Bootstrap) When contacting this part of knowledge, we often do some small demos to practice. Inevitably, we need to touch a certain amount of data. We often need to echo the data from the database to the page. However, with the increase of data volume, if we do not deal with the query or displa ...

Posted by Sonic_Rage on Sun, 26 Jan 2020 04:19:06 -0800

Basic course of matplotlib

The original idea of doing this tutorial is: Although plt.plot(x,y) is a simple and convenient way, there are many detailed requirements for drawing tutorials involving academic paper, which need to further fine tune the pictures, and at this time, it needs to constantly Baidu Baidu, not to mention writ ...

Posted by fred2k7 on Sun, 26 Jan 2020 00:03:57 -0800

EasyUI - comprehensive case (combined with crud in the background)

Article directory Common part code Header.js Master page layout Left tree menu layout h5: js: Background data preparation Staff management Data list (loading data by HTML) Format departments and pictures Recycle bin data (loading data through JS) Add buttons and events Ready button Button add eve ...

Posted by mwkemo on Sat, 25 Jan 2020 07:54:30 -0800

How to convert a column number (for example, 127) to an Excel column (for example, AA)

How to convert numbers to Excel column names in C without using automation to get values directly from Excel. The possible range for Excel 2007 is 1 to 16384, which is the number of columns it supports. The result value should be in the form of excel column name, such as A, AA, AAA, etc. #1 building In perl, enter 1 (A), 27 (AA), and ...

Posted by jacksonpt on Sat, 25 Jan 2020 07:17:05 -0800