[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"me":3,"catalog:en:frontend\u002Fvue-directives-templates":4,"config":234},null,{"field_key":5,"field_name":6,"seniority":7,"topic_key":8,"topic_name":9,"spec_key":7,"spec_name":7,"locale":10,"cell_total":11,"field_total":12,"seniorities":13,"topics":17,"specs":133,"samples":150},"frontend","Frontend","","vue-directives-templates","Vue Directives Templates","en",75,2925,[14,15,16],"junior","mid","senior",[18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,66,69,72,75,78,81,84,87,90,93,96,99,102,105,108,111,114,117,120,121,124,127,130],{"key":19,"name":20,"count":11},"accessibility","Accessibility",{"key":22,"name":23,"count":11},"angular-change-detection","Angular Change Detection",{"key":25,"name":26,"count":11},"angular-components-lifecycle","Angular Components Lifecycle",{"key":28,"name":29,"count":11},"angular-dependency-injection","Angular Dependency Injection",{"key":31,"name":32,"count":11},"angular-directives-pipes","Angular 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Security",[134,138,141,144,147],{"key":135,"name":136,"count":137},"angular","Angular",450,{"key":139,"name":140,"count":137},"javascript","JavaScript",{"key":142,"name":143,"count":137},"react","React",{"key":145,"name":146,"count":137},"typescript","TypeScript",{"key":148,"name":149,"count":137},"vue","Vue",[151,169,182,195,208,221],{"id":152,"topic":9,"difficulty":153,"body":154,"options":155,"correct_key":160,"explanation":168},"019f7766-2f9f-74ad-8f6d-35ddf70540e5",1,"In Vue 3, what is the core difference between `v-if` and `v-show`?",[156,159,162,165],{"key":157,"text":158},"a","`v-if` only works on components, `v-show` only works on plain HTML elements",{"key":160,"text":161},"b","`v-if` adds\u002Fremoves the element from the DOM",{"key":163,"text":164},"c","`v-show` can use an `else` branch, `v-if` cannot",{"key":166,"text":167},"d","There is no difference — they are interchangeable aliases","`v-if` conditionally renders (or destroys) the element and its component instance entirely — nothing exists in the DOM when false. `v-show` always renders the element and simply toggles the inline `display: none` CSS property, so the element stays in the DOM and keeps its component state.",{"id":170,"topic":9,"difficulty":153,"body":171,"options":172,"correct_key":166,"explanation":181},"019f7766-2f9f-7cfb-9662-77b2c7a2d8fb","```vue\n\u003Ctemplate>\n  \u003Cli v-for=\"item in items\" :key=\"item.id\">\n    {{ item.name }}\n  \u003C\u002Fli>\n\u003C\u002Ftemplate>\n```\nWhat does this template render?",[173,175,177,179],{"key":157,"text":174},"A single `\u003Cli>` containing the whole `items` array as JSON",{"key":160,"text":176},"Nothing, because `v-for` requires an index variable",{"key":163,"text":178},"One `\u003Cli>` per unique `item.name` value only",{"key":166,"text":180},"One `\u003Cli>` per element in `items`","`v-for=\"item in items\"` iterates over the `items` array, creating one `\u003Cli>` per element and binding `item` to each element in that iteration's scope, so `{{ item.name }}` shows each item's own `name`.",{"id":183,"topic":9,"difficulty":153,"body":184,"options":185,"correct_key":157,"explanation":194},"019f7766-2fa1-74b9-a677-16294d823868","What is `:href=\"url\"` shorthand for in a Vue template?",[186,188,190,192],{"key":157,"text":187},"`v-bind:href=\"url\"`",{"key":160,"text":189},"`v-on:href=\"url\"`",{"key":163,"text":191},"`v-model:href=\"url\"`",{"key":166,"text":193},"`v-slot:href=\"url\"`","The colon `:` prefix is shorthand for `v-bind:`, which binds an HTML attribute to a reactive expression. `:href=\"url\"` and `v-bind:href=\"url\"` are exactly equivalent.",{"id":196,"topic":9,"difficulty":153,"body":197,"options":198,"correct_key":163,"explanation":207},"019f7766-2fa2-769a-a257-856b85974e90","What is `@click=\"handleClick\"` shorthand for in a Vue template?",[199,201,203,205],{"key":157,"text":200},"`v-bind:click=\"handleClick\"`",{"key":160,"text":202},"`v-if:click=\"handleClick\"`",{"key":163,"text":204},"`v-on:click=\"handleClick\"`",{"key":166,"text":206},"`v-for:click=\"handleClick\"`","The `@` prefix is shorthand for `v-on:`, which attaches an event listener. `@click=\"handleClick\"` and `v-on:click=\"handleClick\"` are exactly equivalent.",{"id":209,"topic":9,"difficulty":153,"body":210,"options":211,"correct_key":160,"explanation":220},"019f7766-2fa3-77ca-9bff-c9ef6137f94f","```vue\n\u003Ctemplate>\n  \u003Cp v-if=\"status === 'ok'\">All good\u003C\u002Fp>\n  \u003Chr \u002F>\n  \u003Cp v-else>Something's wrong\u003C\u002Fp>\n\u003C\u002Ftemplate>\n```\nWhat happens when this template renders?",[212,214,216,218],{"key":157,"text":213},"The `v-else` correctly pairs with the `v-if` even with `\u003Chr \u002F>` between them",{"key":160,"text":215},"This is invalid — `v-else` must be on the element immediately following the `v-if` element",{"key":163,"text":217},"Both paragraphs render at the same time regardless of `status`",{"key":166,"text":219},"Vue silently ignores the `v-else` and only ever shows the first paragraph","`v-else` (and `v-else-if`) must be placed on the sibling element that immediately follows the element carrying `v-if`. Inserting another element (like `\u003Chr \u002F>`) between them breaks that adjacency, so Vue cannot associate the `v-else` with the `v-if` and this is invalid usage.",{"id":222,"topic":9,"difficulty":153,"body":223,"options":224,"correct_key":157,"explanation":233},"019f7766-2fa4-788d-bea0-1dcf02c5cff2","Why does Vue recommend giving each `v-for` item a unique `:key`?",[225,227,229,231],{"key":157,"text":226},"It gives Vue a stable identity per item",{"key":160,"text":228},"It is purely cosmetic and only affects browser DevTools display",{"key":163,"text":230},"It is required for `v-for` to compile at all — without it, the template throws a build error",{"key":166,"text":232},"It automatically sorts the list into ascending key order","The `key` gives Vue's virtual DOM diffing algorithm a stable identity for each item, so when the list changes (reorder, insert, remove) Vue can match old nodes to new ones correctly instead of just patching them in index order — this preserves component state and avoids visual glitches.",{"fields":235,"seniorities":410,"interview_shapes":411,"locales":416,"oauth":418,"question_count":421,"coach_enabled":422,"jd_match_enabled":422},[236,261,270,287,311,324,343,362,384,391,397,404],{"key":237,"name_tr":238,"name_en":238,"sort":153,"specializations":239},"backend","Backend",[240,243,246,249,252,255,258],{"key":241,"name":242,"field":237},"general","Genel",{"key":244,"name":245,"field":237},"go","Go",{"key":247,"name":248,"field":237},"python","Python",{"key":250,"name":251,"field":237},"java","Java",{"key":253,"name":254,"field":237},"csharp","C#\u002F.NET",{"key":256,"name":257,"field":237},"nodejs","Node.js",{"key":259,"name":260,"field":237},"php","PHP",{"key":5,"name_tr":6,"name_en":6,"sort":262,"specializations":263},2,[264,265,266,267,268,269],{"key":241,"name":242,"field":5},{"key":139,"name":140,"field":5},{"key":145,"name":146,"field":5},{"key":142,"name":143,"field":5},{"key":148,"name":149,"field":5},{"key":135,"name":136,"field":5},{"key":271,"name_tr":272,"name_en":272,"sort":273,"specializations":274},"fullstack","Fullstack",3,[275,276,277,278,279,280,281,282,283,284,285,286],{"key":241,"name":242,"field":271},{"key":244,"name":245,"field":237},{"key":247,"name":248,"field":237},{"key":250,"name":251,"field":237},{"key":253,"name":254,"field":237},{"key":256,"name":257,"field":237},{"key":259,"name":260,"field":237},{"key":139,"name":140,"field":5},{"key":145,"name":146,"field":5},{"key":142,"name":143,"field":5},{"key":148,"name":149,"field":5},{"key":135,"name":136,"field":5},{"key":288,"name_tr":289,"name_en":289,"sort":290,"specializations":291},"devops-cloud","DevOps 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