Anzhihe | 安志合

Original link: https://chegva.com/5512.html Draw a jingle cat with CSS3 Pure CSS3 draws minions and realizes animation effects CSS3 implements Minion animation Pure CSS3 realizes Tusky’s simple shy expression Pure CSS3 to make Pikachu animated wallpaper Pure CSS3 production of cartoon scene car animation effect Some use learning records of css3 You-need-to-know-css Find inspiration for writing […]

Original link: https://chegva.com/5504.html ◎Knowledge points variable scope Built-in functions locals() and globals() ◎Script practice ▽ Variable scope “”” The scope of a variable refers to the scope in which the variable acts. The scope of a variable is determined by where the variable is defined. There are four types of variable scopes: 1. Local scope

Original link: https://chegva.com/5500.html ◎Knowledge points Overview and use of closures ◎Script practice “””Closure””” “”” If another function is defined inside a function (let’s call the outer function and the inner function the outer function and the inner function respectively), the inner function references the variables in the outer function, and the return of the outer

Original link: https://chegva.com/5497.html ◎Knowledge points Overview and use of partial functions ◎Script practice “””Partial function””” “”” When defining a function, you can set default values ​​for the formal parameters to simplify the calling of the function. Only the formal parameters that do not match the default values ​​need to be passed additional arguments.   Partial

Original link: https://chegva.com/5493.html ◎Knowledge points Some important properties of functions lambda expression ◎Script practice ▽ Some important features of functions “”” In python everything is an object. So, functions are also objects, so functions can be assigned to the variable “”” def add(num1, num2): return num1 + num2 print(add) # <function add at 0x104eabb80> f

Original link: https://chegva.com/5492.html the way of heaven There is much help for those who gain the way, and there is little help for those who lose the way. God helps those who help themselves; Those who obey the sky will prosper, those who go against the sky will perish, and the life of the sky

Original link: https://chegva.com/5491.html Tooltip text prompt: https://1x.antdv.com/components/tooltip-cn/ Use: <ellipsis-tip :length=”14″ :text=”item.projectName”></ellipsis-tip> The default text length is 8 , which can be set by :length , and the rest of the configuration parameters can be set by yourself. <template> <a-tooltip v-if=”showTooltip” :placement=”placement” :overlayClassName=”className” :trigger=”trigger”> <template v-slot:title> </template>   </a-tooltip> <span v-else></span> </template> <script> export default {

Original link: https://chegva.com/5489.html This year, I still spent a lot of time learning technology. Of course, I squeezed it out during non-working time. Now it has basically evolved into 995. I am embarrassed to say that I am Chinese. Whoever calls dynamic clearing is so awesome, everyone has a hard time. Anyway, you can’t go

Original link: https://chegva.com/5421.html Dangerous Fool Дурак (2014) Synopsis of The Fool in Dangerous Buildings 　　The plumber received a report that the water pipe of a tube building full of people at the bottom had broken. When he went to investigate, he found that the bean curd construction of the building was about to collapse within

Original link: https://chegva.com/5481.html Using iframes in Vue Using iframe elements in Vue components vue2.0 + element-ui + iframe embed external website in page Develop a vue component that encapsulates an iframe The method of implementing keep alive without refresh for iframe in Vue vue-iframe-demo The vue single page uses the keep-alive page to return without

Original link: https://chegva.com/5477.html ◎Knowledge points write file close file file pointer ◎Script practice ▽ Write file “”” Before writing to a file, the file must be opened. You can call the built-in function open() and open a file for write-only, append, or read-write. Thus, the returned file object has two methods for writing the file:

Original link: https://chegva.com/5476.html ◎Knowledge points open a file read file ◎Script practice ▽ Open file “”” Storing data in a file is one way of storing data. How to write data to a file and read the data written to the file? Before a file can be read or written, the file must be opened.

Original link: https://chegva.com/5375.html Recently, I am writing the front end with vue.js, and I recommend an open source Vue online learning challenge platform. This open source project has several Vue.js practice questions that can help you better understand Vue.js, write utilities, or just simply enjoy the challenge. Open source project address: https://github.com/webfansplz/vuejs-challenges Online Challenge Platform: