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Use ArcGIS appbuilder to customize and create your own website The development task for more than a year finally came to a successful end ~ after the game, I wondered if I could record it in any way and keep it for future memory or show off when bragging with my friends. It's a drag. It's more than a month, and the license has expired.. Ah ...

A seemingly simple problem, but it is not easy to write - for multiline text, beyond Display. It can be implemented through css, but limited by browser compatibility, it sometimes needs to rely on js. Through js implementation, we need to take into account the text size. The byte lengths corresponding to Chinese and English, numbers and pun ...

catalogue 1, Concept 2, Use steps 3, Use of four map methods ----------- multi component shared data 3.1 mapState method 3.2 mapGetters method 3.3 mapMutations method 3.4 mapActions method 4, Modular plus namespace 1, Concept What is vuex: a Vue plug-in dedicated to centralized state (data) management in Vue, which centrally ma ...

2021SC@SDUSC src/controller/extend/controller.js Follow the above. moment: moment, The previously analyzed content includes moment, which will not be described. mtpl(action = this.ctx.action) { const c = this.ctx.controller.split('/'); c.splice((this.ctx.controller.split('/').length - 1), 0, 'mobile'); return temp = `${c.j ...

In other words, it's an annual holiday for others, Christmas. Remember last year, the circle of friends frantically forwarded to the Christmas hat. It's quite appropriate to add a Christmas hat for their avatar at Christmas. Maybe so   Well, it looks good. Don't think too much. I'm talking about hats (￣▽ ￣)“ Have you ever thought ...

jQuery Different versions of jQuery 1.x Compatible with old IELarger file 2.x Some IE8 and below are not supportedSmaller files, more efficient execution 3.x IE8 and below are no longer supported at allSome new API s are providedProvides a version that does not contain the ajax / animation API jQuery local import This method requir ...

Common array methods: join()push() and pop()shift() and unshift()sort()reverse()concat()slice()splice()indexOf() (newly added in ES5)forEach() (new in ES5)map() (new in ES5)filter() (newly added in ES5) 1.join() The join() method concatenates all the elements of an array (or an array like object) into a string and returns the string. If the ...

vue3 quick start three Responsive data Get the responsive data. The responsive data in vue3 is very different from that in vue2. Proxy is used to proxy the object, and all members in the depth proxy object are better than the original object Defineprototype improves efficiency and enables dynamic addition and deletion of object member respons ...

JavaWEB notes 11 node cases and JSON objects in JavaScript I Find / get elements through node relationships: In addition to the common methods of obtaining tag elements such as id name, class name and tag type, the methods of obtaining tag elements in JS can also find and obtain elements through node relationship. The following will intro ...

December 25, 2021 1, Algorithm problem (1) Output max min 1. Compare the three numbers and output the maximum number var a =1; var b= 2; var c =3; if (a > b) { if (a > c) { console.log(a); } else { console.log(c); } } else { if (b > a) { if (b > ...