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c=(this.generations.get(t)??0)+1;this.generations.set(t,c),this.renderResolvedBanner(e,t,s,n,i,c)}createEarlyBanner(e,t,n={},r={}){this.createBanner(e,t,n,r);let i=document.getElementById(t);i&&(this.bannerSdkByContainer.has(t)||this.pendingLazyUnsubscribe.has(t))&&this.earlyContainers.set(t,i)}adoptEarlyBanner(e){let t=this.earlyContainers.get(e);return t?(this.earlyContainers.delete(e),t.isConnected&&document.getElementById(e)===t?!0:(this.destroyBanner(e),!1)):!1}resolveResponsivePlace(e){if(!o(e.type))return e;let t=n(e,window.innerWidth),r=e.breakpoints?.find(e=>e.minWidth===t);return r?{...e,...r.config}:null}renderResolvedBanner(e,t,n,r,a,o){let s=a.lazy??((this.parseContainerRound(t)??1)>1||(n.lazy??!1)),c=this.resolveSdk(n);if(!c){i(e)?.gptUnit===!0&&console.warn(`[AdvManager] Banner type "${e}" skipped in GPT geo: googletag is missing`);return}if(!(c===`adfox`&&n.type!==`floor`&&s)){this.createBannerNow(e,t,n,r,a,c,s,!1,o);return}let l=document.getElementById(t);if(!l){V()&&console.warn(`[AdvManager] lazy container "${t}" not found in DOM, creating immediately`),this.createBannerNow(e,t,n,r,a,c,s,!1,o);return}let u=Ie(l,{rootMargin:`${We}px`,thresholds:[0],onEnter:()=>{this.pendingLazyUnsubscribe.delete(t),u(),this.generations.get(t)===o&&this.createBannerNow(e,t,n,r,a,c,s,!0,o)}});this.pendingLazyUnsubscribe.set(t,u)}createBannerNow(e,t,n,r,i,a,s,c,l){if(this.generations.get(t)!==l)return;let u=n.order,d=!!n.hbRounds?.includes(t),f=!this.headerBiddingDisabled&&!c&&(i.headerBiddingPremade??d)&&(!o(e)||!!window.YaHeaderBiddingSettings?.adUnits?.some(e=>e.code===t)),p=this.getRenderer(a);p.prepareContainer(t),window.__advInited=window.__advInited||{},window.__advInited[t]={type:e,order:u,sdk:a,lazy:s,ts:Date.now()};let m=!this.headerBiddingDisabled&&a===`adfox`&&(n.bids?.length||0)>0,h=this.adStats&&n.sendAnalytics===!0?{placeType:e,placeOrder:u,containerId:t,p1:n.p1,p2:n.p2,ownerId:this.config.ownerId??Q,requestedSizes:y(n.sizes),hbTimeoutMs:a===`adfox`&&m?this.config.timeout??1e3:void 0,breakpointMinWidth:o(e)?Number(/-bp(\d+)$/.exec(t)?.[1]??0):0,sdk:a,lazy:s,hb:a===`gpt`?`none`:f?`premade`:m?`dynamic`:`none`}:null;if(h&&this.adStats?.trackAdRequest(h),this.bannerSdkByContainer.set(t,a),this.rendererByContainer.set(t,{sdk:a,renderer:p}),a===`gpt`){p.createBanner({containerId:t,place:n,targeting:this.buildGptTargeting(r),stats:h??void 0,zones:i.zones}),this.attachStatsTracking(t,h);return}p.createBanner({ownerId:this.config.ownerId??Q,containerId:t,place:n,targeting:this.buildAdfoxTargeting(e,u,n,r),useHeaderBidding:m,headerBiddingPremade:f,darkMode:this.config.darkMode,stats:h??void 0}),this.attachStatsTracking(t,h),this.attachRefreshTracking(t,n,h,l)}attachStatsTracking(e,t){if(!t)return;let n=document.getElementById(e);if(!n||!this.adStats)return;let r=this.adStats.trackShowAd(n,t),i=this.adStats.trackRedeemedView(n,t);this.statsUnsubscribe.set(e,()=>{r(),i()})}attachRefreshTracking(e,t,n,r){let i=t.refresh;if(!i||i.maxCount<=0)return;let a=document.getElementById(e);if(!a)return;let o=i.budgetMs??Ge,s=i.maxCount,c=He(a,{containerId:e,mode:`cumulative`,threshold:.5,budgetMs:o,onBudget:()=>{if(this.generations.get(e)!==r||!Ke()||(this.refreshCounts.get(e)??0)>=s||(Ue(e),n&&this.adStats?.trackAdRequest(n,`refresh`),!Ke()))return;let t=this.rendererByContainer.get(e),i=n&&t?.sdk===`adfox`?S([e]):void 0;if(!(t?.sdk===`adfox`&&t.renderer.reloadBanner(e))){i?.(),n&&this.adStats?.markRequestNotStarted(e,`reload_failed`);return}let a=(this.refreshCounts.get(e)??0)+1;this.refreshCounts.set(e,a),n&&this.adStats?.trackAdRefresh(n,{refreshCount:a,dwellBudgetMs:o}),a>=s&&(this.refreshUnsubscribe.get(e)?.(),this.refreshUnsubscribe.delete(e))}});this.refreshUnsubscribe.set(e,c)}handleViewportChange(e,t){let n=this.rendererByContainer.get(e);n?.sdk===`gpt`&&n.renderer.rebindUnit(e,t)}destroyBanner(e){this.earlyContainers.delete(e),this.generations.set(e,(this.generations.get(e)??0)+1),this.bannerSdkByContainer.delete(e);let t=this.pendingLazyUnsubscribe.get(e);t&&(t(),this.pendingLazyUnsubscribe.delete(e));let n=this.statsUnsubscribe.get(e);n&&(n(),this.statsUnsubscribe.delete(e)),this.adStats?.resetContainer(e);let r=this.refreshUnsubscribe.get(e);r&&(r(),this.refreshUnsubscribe.delete(e)),this.refreshCounts.delete(e);let i=window.__advInited?.[e],a=this.rendererByContainer.get(e);a?(a.renderer.destroyBanner(e),this.rendererByContainer.delete(e)):i?this.getRenderer(i.sdk).destroyBanner(e):(this.gptRenderer?.destroyBanner(e),this.adfoxRenderer?.destroyBanner(e)),window.__advInited&&delete window.__advInited[e]}hideBanner(e){if(this.bannerSdkByContainer.get(e)===`gpt`){let t=document.getElementById(e);return t&&(t.style.display=`none`),!0}let t=this.rendererByContainer.get(e);return t?.sdk===`adfox`&&t.renderer.hideBanner(e)}showBanner(e){if(this.bannerSdkByContainer.get(e)===`gpt`){let t=document.getElementById(e);t&&(t.style.display=``);return}let t=this.rendererByContainer.get(e);t?.sdk===`adfox`&&t.renderer.showBanner(e)}configure(e,t,n={}){let r=this.earlyHandoffPending&&(t===void 0||t===this.adStats);this.earlyHandoffPending=!1,this.config=e,t&&(this.adStats=t),n.isAuthenticated&&(this.isAuthenticated=n.isAuthenticated),this.adStats?.setEnabled((e.places??[]).some(e=>e.sendAnalytics===!0||e.breakpoints?.some(({config:e})=>e.sendAnalytics===!0))),!r&&this.createRenderers()}markEarlyHandoff(){this.earlyHandoffPending=!0}setHeaderBiddingDisabled(e){this.headerBiddingDisabled=e}getOwnerId(){return this.config.ownerId??Q}isGptGeo(){return window.__pageRuntime?.provider===`gpt`}resolveSdk(e){return this.isGptGeo()?e.googletag?`gpt`:null:`adfox`}getRenderer(e){let t=e===`gpt`?this.gptRenderer:this.adfoxRenderer;if(!t)throw Error(`[AdvManager] ${e} renderer is not part of this bundle`);return t}shouldShowAd(e){return f(e,u())}getNextPlace(e){let t=this.config.places.filter(t=>t.type===e);if(!t.length)return null;let n=t[0],r=2**53-1;return t.forEach(t=>{let i=this.renderedRounds[e]?.[t.order]??0;i{if(t!==null&&t!==``&&e!==`branding_placement_id`){if(e===`partner_stat_id`){a[`partner-stat-id`]=t;return}a[e]=t}}),Object.entries(n.adfoxTargeting??{}).forEach(([e,t])=>{t!==null&&t!==``&&(a[e]=t)}),a}buildGptTargeting(e){return b(e,this.config.projectSlug)}},Je=null;function $(){return Je??=(typeof window<`u`?window.__advEarlyAds?.manager:void 0)??new qe,Je}function Ye(e,t,n={}){let r=e;if(typeof window<`u`&&e.splitCandidates){let t=window.__advEarlySplit?.seed??_(),n=ee(window.location.search);r={...e,places:te(e.places,e.splitCandidates,t,n)}}return $().configure(r,t,n),r}function Xe(){let e=null,t=[],n=n=>{if(e){n(e);return}t.push(n)},r=e=>(t,r)=>{let i=null,a=!1;return n(n=>{a||(i=n[e](t,r))}),()=>{a=!0,i?.()}};return{tracker:{setEnabled:e=>n(t=>t.setEnabled(e)),flush:()=>n(e=>e.flush()),dispose:()=>n(e=>e.dispose()),resetContainer:e=>n(t=>t.resetContainer(e)),trackAdRequest:(t,r)=>{let i=e?t:{...t,requestedAt:Math.round(performance.now())};n(e=>e.trackAdRequest(i,r))},registerHbUnits:e=>n(t=>t.registerHbUnits(e)),markRequestNotStarted:(e,t)=>n(n=>n.markRequestNotStarted(e,t)),trackHbBids:e=>n(t=>t.trackHbBids(e)),trackGptSlotRender:(e,t)=>n(n=>n.trackGptSlotRender(e,t)),trackGptViewable:e=>n(t=>t.trackGptViewable(e)),trackAdRefresh:(e,t)=>n(n=>n.trackAdRefresh(e,t)),trackSdkError:e=>n(t=>t.trackSdkError(e)),bannerCallbacks:e=>{let t=null;n(n=>{t=n.bannerCallbacks(e)});let r=e=>(...r)=>n(()=>t?.[e]?.(...r));return{onLoad:r(`onLoad`),onRender:r(`onRender`),onError:r(`onError`),onStub:r(`onStub`),onClose:r(`onClose`)}},trackShowAd:r(`trackShowAd`),trackRedeemedView:r(`trackRedeemedView`)},attach:n=>{e||(e=n,t.splice(0).forEach(e=>e(n)))}}}function Ze(e){if(typeof window>`u`||window.__advEarlyAds)return;let t=E();if(!t)return;let n=window.__advEarlyAdsFlags??{};n.auction===!0&&e(),window.__advEarlySplit||ge(_(),u());let r=Xe();Ye(t,r.tracker,{isAuthenticated:H});let i=$();i.setHeaderBiddingDisabled(n.headerBiddingDisabled===!0),i.markEarlyHandoff(),window.__advEarlyAds={manager:i,adStats:r.tracker,attach:r.attach},tt(()=>Qe(t))}function Qe(e){let t=$(),n=u();document.querySelectorAll(`[data-adv-type][data-adv-order][data-adv-round="1"]`).forEach(r=>{let i=r.dataset.advType,a=r.dataset.advZones?.split(`,`);(!a||a.includes(n))&&t.createEarlyBanner(i,$e(r,i,Number(r.dataset.advOrder),e),et(r.dataset.advTargeting),{headerBiddingPremade:r.dataset.advHb===`true`})})}function $e(e,t,r,i){if(!o(t)||!/-bp\d+$/.test(e.id))return e.id;let a=i.places.find(e=>e.type===t&&e.order===r),s=w(e.id,n(a,window.innerWidth));return s!==e.id&&!document.getElementById(s)&&(e.id=s),e.id}function et(e){if(!e)return{};try{let t=JSON.parse(e);return typeof t==`object`&&t&&!Array.isArray(t)?t:{}}catch{return{}}}function tt(e){if(document.readyState!==`loading`){e();return}let t=()=>{document.readyState!==`loading`&&(document.removeEventListener(`readystatechange`,t),e())};document.addEventListener(`readystatechange`,t)}function nt(){let e=window.YaHeaderBiddingSettings;if(!e)return;let t=window.__advEarlyHbCodes??new Set(e.adUnits.map(e=>e.code));e.adUnits=e.adUnits.filter(e=>(me(e.code),!!document.getElementById(e.code))),window.__advEarlyHbCodes=window.Ya?.headerBidding?t:new Set(e.adUnits.map(e=>e.code))}function rt(){if(typeof window>`u`)return;let e=E();if(!e||window.__pageRuntime?.provider===`gpt`)return;let t=window,n=u(),r=ye(e,n),i=_(),o=ee(window.location.search),s=Te(e.euAllowedBidders),c=[],l=new Set,d=new Set,f=he(),p=pe(r,f);for(let e of r){let t=e.key.split(`:`,1)[0];if(!a(String(t)))continue;let n=fe(e,f),r=_e(n,i,o[e.key]),u=I(r.bids,s);if(r.sendAnalytics===!0&&u.length&&d.add(n.code),r.lazy||u.length===0)continue;let p=n.code;l.has(p)||(c.push({code:p,sizes:n.sizes,bids:u,...r.codeType?{codeType:r.codeType}:{}}),l.add(p),r.sendAnalytics===!0&&d.add(p))}if(ge(i,n,p),window.__advEarlyHb=!0,window.__advEarlyHbCodes=new Set(c.map(({code:e})=>e)),c.length===0)return;t.Ya=t.Ya||{},window.yaContextCb=window.yaContextCb||[],t.Ya.adfoxCode=t.Ya.adfoxCode||{},t.Ya.adfoxCode.hbCallbacks=t.Ya.adfoxCode.hbCallbacks||[];let m=I(e.syncPixels??[],s),h=window.YaHeaderBiddingSettings?.callbacks?.onBidsReceived,g=h,v=g?.__advStatsForeign??(g?.__advStatsCapture?void 0:h),te=0,y={captures:[],captured:!1,dropped:0,allowedCodes:d};d.size>0&&(window.__advEarlyHbStats=y);let ne=Object.assign(e=>{y.captured=!0;let t={bids:e,raw:re(),t:Math.round(performance.now()),captureId:`early-${++te}`};try{v?.(e)}catch{}if(y.sink){y.sink({...t,origin:`callback`});return}if(y.captures.length>=16){y.dropped+=1;return}y.captures.push(t)},{__advStatsCapture:!0,__advStatsForeign:v,__advEarlyStatsState:y});window.YaHeaderBiddingSettings={biddersMap:Ee(e.biddersMap??{},s),biddersCpmAdjustmentMap:e.biddersCpmAdjustmentMap??{},timeout:e.timeout??1e3,adUnits:c,...d.size?{callbacks:{onBidsReceived:ne}}:{},...m.length?{syncPixels:m}:{}};let b=()=>{document.readyState===`interactive`&&(document.removeEventListener(`readystatechange`,b),nt())};document.readyState===`loading`&&document.addEventListener(`readystatechange`,b)}Ze(rt)})();

Articles for 23 June 2025 | The First Technical

From "Nitka" to the deck of "Admiral Kuznetsov": The history of the MiG-29K