It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-222756055984.mit-edu.top/post/8275106394

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-222756055984.mit-edu.top",cType: 'managed',cRay: '90f66ac5f8e0d64c',cH: '51Z8rmFiUyxONQeUCRlHS_OWGirpkzK5BXVqqj3jC5I-1739130927-1.2.1.1-BUcsvEJiiI642_aTrUSBw03xQqDvlmalPcL9BTKpnBWuW8Rr7LDz7Rwo0AHjE6we',cUPMDTk: "\/post\/8275106394?__cf_chl_tk=GDrGc9xJJTL5lqJpFiw.lTrdOcErHUpb4N2O89onXQU-1739130927-1.0.1.1-fzA0Fh0g_oguOnvzi9VmAwcZzy7Bd6N5y5xyjH09nao",cFPWv: 'g',cITimeS: '1739130927',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8275106394?__cf_chl_f_tk=GDrGc9xJJTL5lqJpFiw.lTrdOcErHUpb4N2O89onXQU-1739130927-1.0.1.1-fzA0Fh0g_oguOnvzi9VmAwcZzy7Bd6N5y5xyjH09nao",md: "AX7XyXkXZtofHVZW2cTR6oxSjt7AU6.YBY5bIWvaxq4-1739130927-1.2.1.1-s5gq9rRzp7uhHI6nbeM.r_UWmlCXL5LhfmS3Nte.qzQEzbCIA99hHmgtsf8OTTMIKVXV6iJ61wUjoJg0WRtePMyW_6YiZJslUd_9zQex68IXRe8WtX0VQ3hZMsNUsczp.KXXhF01Z5P7z3xd4C7j50ou5qV0Pv99tHozupfckvBknBKSioezkNF3t56FwfomwdDiSrNvfXhh38MubnFUrtQD2ROEvvgPFtN66adYt9HgXXUByzHYitKbc4KINNa8gEAqx_8PKZC1tuBdsUWoDAMc6uyCCXnT_0IH.Nd7A57vgJDLVof.hFdCfsXX2R6ap8CR_s5PEo6Ia_UqolEmUXz.QKrDuyvZpw1n8ovxaLVKDc483fjDcUqle_dEM6elFwXtrAO2RkwblnHsP.FKMRFNrc8wv.SC7ZgTfMx6ihfpXreGO_2T6oyuFFR2NGh_GBxPs4SABNZxKTSpvEbSz5_BspxThkdek40Xdu0kzC5refUzKaeC4N6ytcacz.cTcEpR5ScM9Kwn_MdTXntlChmNnEd5Tjrt0SAPVYFppDvDCPTW6TsDU_.dPtX30MswCk9HV2xvpRCOA_47zkPMzODAxumtJeP3vlnW3EomrlrIIXcvY_XQdia3f8NLBqwherzmUgQF7BWllPbZUzepJYK2ccr3s7az863g_JI3ddlkAWHW7pImpVjnvu60LL1XRVjnd2Och8pmLx2NAzmG9oC6zc3zgA4Umx26Ux9ThqpW43EqtoaN2AMMTTwQAoTpPo_xi8D0AECuIGyF4Jgdom7BbDBZ2b6WdqZQhCr4cS2oyKpAmqiI0U_NkXCo4yCpulL7Gj1ToPd6y9ZvsMFscdw8Rp5e8pPltGlAfEVTj9RB_aINciiQ.l9L5rNHYlcemYWBDHh2OfhCZ7_ryyVvDLDZiHJXVP5zTMuN606MzASebRafi5YfOjBBbuPTmZMcVLwSjJryx4JrUXqPOTu5PygtgO9gSnqV8mKdfwNd.K6evf9gtfKEbZoUGPtPxOw8BtjsdRxx8WYku6Xy_1J7pkgLdtIs1lH0OR.fk9JiKRFaBnpqOAg.DKBIsGeVpZuDYRMaKnVH1oIuYxV6PlIwUvUDFVQcTqMSzUCTv4qdN22zQiOeZTGw05n6whpco_2crt3M3rNdq1b7PoqHtT2ZVm1lVsc3A.bP0nGavut42FVZ6d4vgaPGnjxG0ZfRkUV9D7wpeeJYlb.d6B11DkqSR3bSSvN4ivMEfgPhFXUVpPYm5R6NmrJMdT8cmrDJkg6OZwMkNXpZxTmpCZ1ancXi2VyU9EX83cEjujabRMM9E0XHlUMRA5ZPbpw6JptiK33KPbJAKVsJSPx.LBZWGwEEDQygAv7yPgNT8CNi8UHdQRQ.o816uXxwUCvdV.VNkMuZsujl29qNd1qtH8tY.6kbdUWVCnvdmmmt1DayVLSBTiCFVppOBlbUiko1IJYrYUxXq212o8rbPC2FqZQmc_teEF5qPBisGdyz3WTmmCmwvg0Ij8QvDRTcaqV4LAe1ljOuyZZp2tJfdEKAcUhN._xT2dY_ycT1I1uVpA7aFbg53yZw6ZaW3FYF1tpT9Bd1jT1Zqgt3CnTuzjIsVTsMPuUkaHocdQcJw2NYDMUikyBzeAR6UHl3W6KQcvGSfgu_b4pMPLef5Zxi.ZLLSTpfJTN601rlSLbD_X.1CTCuMElrkFP7gvuXb3XdAfHSVxNTa0s7.riEfa4ZknuDj.QPOa35mwCYmG_Ho2CtuIxr60RwICVDA8WrWBXS6xLMUg8OvJZnCehPA21frcWGjay.1yWvU8I5YGgozaMU64DoK2XygFw2b.n4Kwx5nxlpYLsr0KCInYQ3Oa4hCRS4d7yhVaL8JN7TkYo3jpr4QUlcW_KNDyxJR3Dj3jRiZmtfnDQReqFnv67BCacr39bCSs4D4VjLnULl7RIpItKE_xcjI7GeeCZIMztH1p0lSsOkiZ5L7SsV6O3MOMbPFkvuuLuB6SAopMyUh8MJq3DXnO1dnaF.JlJfD22YDlHfTXRLHObYdEmyjjnYfuWVbBhch2bHMvI132hDE2grQzU9VAldSNN2YcHrpx5Sv6HjnRptXuab1kN7Lf5YkFQ_JPI_TcKUtejfLMQ0tMmwZjPUMfAk7GWggpky.BvYZspJlFB0P9mpRtCSO1kLOH6m9PqLlRQgcSmnZYvwD5aIPFVVhGo0LLtJRyNIY_Yh7RRmIkCa.takbpqV",mdrd: "IMLjFmfjsb_wwGYZplBFoP3aSw5VCQidUZryErxQj9A-1739130927-1.2.1.1-29wj8mzbjH.szAurolsODroaQdeNOgKec_TxwpcDjIv7JGIj7q4K4Gq.d7RV8L51qoMUnOHDhdBuNRZtcWx2HA32cLt4UW8IOPQYCxP0iwoOSrABbTSK.vOd84uKXEYelaBYo3PTMa024nWgwM7TD.wznYMoVodXx5ZZgxc92XrsQ.D86wZcm9OM6hL99tbCphuFcuPN_KumRewcd4DTW8gXBQ3isFJBtg3ySU_MqUCYed36t84x7H8xiS0cCZbyK6CdwvzzEQLowvnkt9fFC2Wh0h_q8XjTya3YxQSdV93h8Hx9RLVm0Cse947fnAFSV751aOXRM9f2RLJgbipqPaA2CBpEcr4pqXQ0sH2dc.lGsNl2jYiNQnV4ZZgYl0VNPG3EKUfzTOzdOVWfQ6C9WvwfHnxCRYpyqusXfTWm10Qd_fwWzpf4HEY5RH6LuzoD1p_KpFdKfeE6FT8mblxFSDP55hEl_7pjqFGGUsp_QKF0J3YDKsBAUHLgNEOoWn2Jo_C8rTXx0fE5DqOc4_ozyuU9WL_qk0XbtHUcGFfhjyknSfHeARpuhAtxdxCdQLKEa9Phylej.4BMnnRKcEuApKB6bG_Mh18e2iJeN9ip9Qd1Vg20WScZUUjWVIgWm0rvo1ov5GEGa61EMS9CC6WIC1_hLJYxEWdMs6ILLxpC4H__aPSJRKmOE7yMRfwbbk2OJ54O25nNFSNibqrGcIt1OJlxFeyQeW7y7VHiTTccupk53r24jUEGcudmpCLpJVqqsSHhR8uUDhXkv3tuGc.ofBjds.MizZL_DJi3LI5Gm.CmdOMTIrqy.LGxkvP0NcQMVBhAjjGPRQS5cT3xd8jSs.ZwnqkvMwfvopMxcSLtbMUho_8QCY6LWDaJ61Lo4tWvEVUh47SZtzmDy.K95akwL5UVNF3pXW8GWjA5eYIFkld7dg5u3NPoWc_12lWUcAUhgdWKNwSxEowibKZLFPvRv44kRTRnOdgfbBiHOex2RiY6rx0NZ.TfHKaywTZPaM3dngYFCMD6zeLyQE6vwRfB8LPUusO.xaoKe4wEw.luL.g.DGfi0OIgo5YgZLbv4AaNKGnPeK1UwbWDnDvLTsOkcPCOwk.qiSiaR4vtJgpW4kpWrFmxu6yysu8W8dD04gay9M2u0q3tA9stfYikNBvMfrhYXsfVj7COqh5rXz6.yP50mNAOfaDfisnRbHHfiBTOlq_n_vHsqOm_kEB7XvgTQ4EUCgebV5bKsc03VNy_30S58OL5jg3aU7A_IloLcdAg_vf840IHLFEXTLNDAm_AwjuaA96lAp7ZUp57Il7GzLy_t9zGpndO80q23gDzp5g_0ZdPi3aZC_UFKP4hJ0U7CbEMD_mvq4omWBANYoIWdasFQfhyc.lESqlazO00EzbRcwMsQiFXoQg8oI3ykyXHgHh9u0Zjx9b0EtnuWh_nrRoxMfBm_rf8Ile0wyiJeLwYnpb5OjKvlfngTspCqBjC8N55D2LgLuhBC62D0loTDUTuxJ_uA5DALg3qGaUaxjYFfoSQyr4tKep3cMiYECD58jROs9poTMg_L5kaWt5EKAM1rFP0NnvnVCxS5alETh.C9zBCqGPibcfocLhvobimrp3ALKoQxuztZe8Aj8zWiRAs6nX3R7QfZoYyS_jE.ljC1wcrhcb5POWJYmKvPcW5CTviSnXhwB221RuYAW9dBZf0Cw3LaF05JXnCAuJqRBrdwJpgpeYhURdXT86MSmMoJwRUMYI3Fwkv1POIhrN088FzeuXgGQZ.67a22ft6gs9k8Sf954LNaHAJ3toelcaDJGS6Fw8LClKb2QM_GTlc.4s"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f66ac5f8e0d64c';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/8275106394?__cf_chl_rt_tk=GDrGc9xJJTL5lqJpFiw.lTrdOcErHUpb4N2O89onXQU-1739130927-1.0.1.1-fzA0Fh0g_oguOnvzi9VmAwcZzy7Bd6N5y5xyjH09nao" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda