Compile crawler artifacts

Compile crawler artifacts I have written many crawler applets. Previously, I used C # + Html Agility Pack to complete my work. As. net bcl only provides "bottom layer" HTTP webrequest and "middle layer" WebClient, you still need to write a lot of

Javascript dynamic judgment of html elements

In javascript, to perform different operations on different elements, You need to judge the elements that trigger the event in javascript and then perform different operations. Example: Html Javascript The name and id attributes of the input

Summary of css debugging methods

This summary is constantly updated. It mainly records the experience and methods terminated during debugging. After all, I am not working as a browser front-end, so if you have any questions, please forgive me. Css is related to the appearance

Html css-zoom Learning

When I went to college for a stage project, I encountered a very strange phenomenon: kindEditor's image upload function was invalid, but it was easy to remove the style referenced by jsp, which showed that there was a style problem, to test the

CSS browser compatibility problem set (2)

11. highly unsuitable Height mismatch means that the height of the outer layer cannot be automatically adjusted when the height of the inner layer object changes, especially when the inner layer object uses margin or paddign.Example:# Box

CSS _ use css layout

From: http://blog.csdn.net/svitter 1. Create an HTML page with an unordered list containing at least five bestsellers. The project symbols before each book must use thumbnail of the overview cover. This information can be obtained from the Web. CSS

Web SOCKET protocol for HTML5 practice and Analysis

The WebSocket protocol is used to work with the existing network infrastructure. As part of this design principle, the Protocol Specification for WebSocket connection defines starting its life as an HTTP connection, ensuring full backward

HTML_02 _ form

Form:The form tag is very similar to the from tag. Almost everyone writes an error,Even if you know it, there will be errors. forms are the most common labels used for human-computer interaction.It is the input tag. The type in the input tag has the

Html anchor location

I know several methods for setting anchor positioning in html. I would like to share with you here: 1. Locate by id: ANCHOR 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111

Box Model and position in CSS (1)

I have encountered several important knowledge points in css today. I remember these are all previously viewed: margin, padding, border, and position. However, there are still a lot of problems to use. I used to look at the past and I was always too

Css hack Principle

I have read several articles about css hack recently, and I think it is a good preparation. Css hack many people do not understand its principles. In fact, we all know that different browsers have different levels of CSS resolution, which leads to

Jeet-advanced, intuitive, and flexible CSS Grid System

Jeet is an advanced and intuitive CSS grid system. With the powerful features of the pre-processor, we can now generate a grid based on the percentage width and interval through the actual score (or floating point number. This allows you to build a

Fun html5 (1) Check the new cool input types and attributes of html5

Today, I officially started to learn html5. Compared with the previous versions of html, html5 has many new features and attributes, making our interface more elegant and easy to use, this article introduces the input types and attributes added to

Jquery-multiselect: a bug in ie6

When jquery-multiselect is used (a multi-choice control can be transformed from a drop-down box to a control with checkbox), the following is the normal case: it is like this in ie6: The first bug can be solved by referring to 'png image opacity in

Css pseudo-class before after achieves stereoscopic effect

div {width:200px;height:200px;border:1px solid #ccc;position: relative;background-color:#fff;float: left;text-align: center; margin: 30px;}.div1::after { z-index: -15;position: absolute;content: "";bottom: 14px;right: 7px;width: 36%;top:

Html learning (1)

HTML learning (1) The HTML header is defined by the-and other tags. The HTML section is Label. HTML links are defined by tags. HTML images are defined by tags. Create a horizontal line for the tag on the HTML page. An element is an empty HTML

Excellent Tutorial: Use CSS3 animation to achieve superb transition effects

Codrops recently shared some cool image switching inspiration. There are three different use cases: small image slides, large title slides, and product slides with transparent backgrounds. Status ConversionCSSAfter the animation is completed, we can

Html + ashx form submission

1. sumbit form submission WebForm1.aspx source code: SubmitForm. ashx source code: Using System; using System. Collections. Generic; using System. Linq; using System. Web; namespace NETFormDemo. ashx {////// Summary of submitForm //

Content character encoding in css3

Content has 5 Properties Content: ""; // null Content: attr (title); // you can obtain the tag attribute value or custom attribute value. For example, if css is div: after {content: attr (gaga)}, you can get 123. Content: "Who am I"; // enter a

Summary of HMC5883L driver writing and debugging

I have just finished writing and debugging the HMC5883L driver for the sensor. Although I have been in touch with various related knowledge points, I still encountered a lot of trouble when I was writing the driver from scratch, here, we will

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