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Self-study IT network Linux load balancing video tutorial

Course Intermediate 11327

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 17632

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced 11338

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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JavaScript bitwise NOT operator (~)

See the lottery code {code...} of <TFC2017/> Why can the ~ operator round numbers?

2017-06-28 09:29:08

Confusion caused by javascript select all function

The code directly is as follows. The select all function is not easy to use. {Code...} Change one sentence {Code...} Why does the code execute normally when _input is placed below? Can't we get external variables in the callback function according to the scope?

2017-05-19 10:34:59

The element must disappear when the page nears the end

I have this JS code for adding and removing classes when scrolling down from the top of the page, but what I want to do is disappear when you get close to the end of the page or go back to revert to the old state after some scrolling (e.g. from the right: 7px to right: -150px). I copied the same JS code and changed scrollTop>rollBottom but it doesn't work. jQuery(document).on('scroll',(e)=>{if(document.body.scrollTop>120|

2024-03-29 23:04:00

Detect browser or tab closure

Is there any cross-browser JavaScript/jQuery code that can detect if the browser or browser tab is closed, as opposed to being caused by clicking on a link?

2023-07-31 13:55:00

Vuejs @input="function" is not working but @input="() => do some" is working

I don't understand why when I pass an anonymous function to the @input field of my html input component it works, but when I call the real function with the exact same code inside it doesn't work. This is the code when it doesn't work: <scriptsetup>import{ref}from'vue'consttext=ref('')constnumberChar=ref(0)constnumberWords=ref(0)functioncount(){num

2024-03-19 19:11:59

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PHP lottery algorithm program code sharing, lottery algorithm program code_PHP tutorial

Course Introduction：PHP lottery algorithm program code sharing, lottery algorithm program code. PHP lottery algorithm program code sharing, lottery algorithm program code The requirements that the lottery algorithm needs to meet are as follows: 1. It can control the probability of winning 2. It has randomness 3. It is best to control the number of prizes

2016-07-12 comment 0 1017

Simple php lottery code

Course Introduction：Simple php lottery code

2016-07-25 comment 0 1207

Share jquery lottery applet implementation method (code)

Course Introduction：This article mainly introduces the relevant information of jquery lottery applet. Detailed ideas, implementation code and implementation renderings are provided here. Friends in need can refer to it.

2017-03-14 comment 0 1647

js implementation of big carousel lottery game example_javascript skills

Course Introduction：This article mainly introduces the method of implementing the big carousel lottery game in js. It analyzes the techniques of implementing the lottery game based on javascript based on arrays, random numbers, etc. with examples. Friends who need it can refer to it.

2016-05-16 comment 0 1833

PHP implements probabilistic random lottery code, php probability lottery code_PHP tutorial

Course Introduction：PHP implements probabilistic random lottery code, PHP probability lottery code. PHP implements probabilistic random lottery code, PHP probabilistic lottery code 1. Initial data: The greater the weight, the higher the probability of drawing [Prize 1, weight 5], [Prize 2, weight 6], [Prize 3, weight

2016-07-12 comment 0 1057

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