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const cache = {}; function cachedGet(url, ttl = 60000) { if (cache[url] && Date.now() - cache[url].ts < ttl) return $.Deferred().resolve(cache[url].data).promise(); return $.getJSON(url).done(data => { cache[url] = { data, ts: Date.now() }; }); } // Retry on failure function ajaxWithRetry(opts, retries = 3) { return $.ajax(opts).catch((_, status) => { if (retries > 0 && status === "error") return new Promise(r => setTimeout(r, 1000)).then(() => ajaxWithRetry(opts, retries-1)); return Promise.reject(status); }); }
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