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Publicationsx2F;Myfeedx2F;Habr/*cyrillic-ext*/@font-face{font-family:'FiraSans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts.gstatic.com/s/firasans/v11/va9B4kDNxMZdWfMOD5VnZKveSxf6TF0.woff2)format('woff2');unicode-range:U+0460-052F,U+1C80-1C88,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F;}/*cyrillic*/@font-face{font-family:'FiraSans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts.gstatic.com/s/firasans/v11/va9B4kDNxMZdWfMOD5VnZKveQhf6TF0.woff2)format('woff2');unicode-range:U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116;}/*latin-ext*/@font-face{font-family:'FiraSans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts.gstatic.com/s/firasans/v11/va9B4kDNxMZdWfMOD5VnZKveSBf6TF0.woff2)format('woff2');unicode-range:U+0100-024F,U+0259,U+1E00-1EFF,U+2020,U+20A0-20AB,U+20AD-20CF,U+2113,U+2C60-2C7F,U+A720-A7FF;}/*latin*/@font-face{font-family:'FiraSans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts.gstatic.com/s/firasans/v11/va9B4kDNxMZdWfMOD5VnZKveRhf6.woff2)format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;}/*non-breakinghyphen*/@font-face{font-family:'FiraSans';font-style:normal;font-weight:500;font-display:swap;src:url(fonts.gstatic.com/l/font?kit=KFOlCnqEu92Fr1MmEU9vBh0_IsHAlmrO6g&skey=eec540fdec&v=v29)format('woff2');unicode-range:U+;}window.i18nFetch=newPromise((res,rej)=>{constxhr=newXML();xhr.open('GET','/js/i18n/en-compiled.4148e00e7cde6b3b57f490ce0e.json');xhr.responseType='json';xhr.onload=funcAlle Beiträge in einer Reihe / Habrtion(e){if(this.status===200){res({en:xhr.response});}else{rej(e);}};xhr.send();});HabrβHowtobecomeanauthorMyfeedAllstreamsDevelopmentAdminDesignManementMarketingPopSciSearchWriteapublicationSettingsLoginPulltorefreshMyfeedFeedsettingsDropdownTypeArticlesPostsNewsRatinglimitAll≥0≥10≥25≥50≥100LevelofdifficultyAllEasyMediumHardWarningTosetupfilterssigninorsignupApplyArticleArcaneGamingcom7hourso8simplewaystoimproveUI/UXofanysoftwareproductovertimeLevelofdifficultyEasyReadingtime4minViews54HabrITTerminologyProjectmanement*Gamespromotion*OfficesofITcompaniesRetrospectiveCreationofaUXdesignforasoftwareproductisanongoingprocess:itdoesn’tstopaftertheproductisreleased.Inorderforanapporawebsitetoalwaysremaincomfortabletousewhilecorrespondingtotheconstantlychangingtrends,itsUXdesignmustbeimprovedfromtimetotime,andinsomecasesevenrethinkedandradicallychanged.Anoutdated,old-fashioneddesignwithunimprovedbugswilldefinitelyspoiluserexperienceandleadtolossofaudience.Designimprovementsincludenotonlybugfixingand“brushingup”thefacadeofaproduct,butalsoconstantresearchandimplementationofnewideasthatcancontributetoitsgrowth.Let’sdiscussafewsimplestepsthatcanimprovetheUXdesignofanyproduct. ReadmoreTotalvotes1:↑0and↓1-1Addtobookmarks0Comments0Articlersashkayesterdayat13:11What'swrongwiththeterm«ArtificialIntelligence»?LevelofdifficultyEasyReadingtime4minViews97Machinelearning*ArtificialIntelligenceOpinionRecently,therehasbeenalotoftalkaboutthesuccessofartificialintelligence(AI),althoughthisusuallymeansanotherachievementinthefieldofgenerativeneuralnetworks.Andfewpeople,speakingaboutAI,trytoexplainwhattheythemselvesunderstandbytheterm“artificialintelligence.”Afterall,it’sonethingtowriteabout“AIproblems,”andquiteanothertoendowanordinarycomputeralgorithmwithatleasttherudimentsofintelligence.Afterall,theetymologyoftheestablishedphrase“artificialintelligence”isnotunambiguousandcantakeondifferentmeaningsdependingonwhatmeaningtheauthoristryingtoputintoit.Readmore→Rating0Addtobookmarks3Comments0Articleobelixyesterdayat03:26MechanicalQuantumComputerReadingtime14minViews135Matlab*PhysicsQuantumtechnologiesQuantumcomputershegraduallymigratedfrom“natural”quantumobjectslikeionsandquantumdotsto“artificial”objectsliketransmons,wherenaturalfrequenciesofLCcircuitmimicenergylevels.Coaxialcablesattachedtosuchcircuitsexcitethesystem,readtheirstate,andadjusttheirproperties.Theyarestillquantumobjectsandoperateatlowtemperatures.Iwonderedifasimilarsystemcanbebuiltwithlarge“classical”mechanicalobjects.HereIdemonstrate2-qubitquantumcomputerbuiltofcoupledpendulums.Readmore→Totalvotes1:↑1and↓0+1Addtobookmarks3Comments1ArticleYuriPanchulJun22at08:28AnewplatformforFPGAseminarsbasedonGowinTangNano9K:addingsound,graphicsandmicroarchitecturelabsReadingtime3minViews357HackathonFPGA*Programmingmicrocontrollers*EducationabroadElectronicsforbeginnersGowinhasclearadvantesoverXilinxintheeducationalFPGAboardmarket:Gowinboardsareseveraltimeslessexpensive,thesynthesisspeedisseveraltimesfaster,andtheEDApackeistwoordersofmnitudesmaller:wearetalkingabout1Gversus100Gdiskspace.Ofcourse,Xilinxisstillthekingofhigh-endprototypingboardsthatcost$10K-100K,butforthestudentssuchboardsareirrelevant;suchboardsareforASICdesigncompanies.AbeginningEEstudentneedsaboardforlessthan$100,andGowinnotonlyfitsthebillbutalsocoversalltheneeds,specifically:ReadmoreTotalvotes6:↑5and↓1+6Addtobookmarks0Comments0ArticleNikolay_SmehJun18at13:31OvercomingtheAbsenceofaSandbox:AlternativesforTestingThird-PartyAPIIntegrationsLevelofdifficultyEasyReadingtime4minViews214ITsystemstesting*API*Webservicestesting*ReviewIntoday'sfast-pacedworldofsoftwaredevelopment,integratingthird-partyAPIsandservicesisacommonpractice.ThAlle Beiträge in einer Reihe / Habreseintegrationscanenhancefunctionality,improveuserexperience,andprovideadditionalfeaturesthatwouldbetime-consumingandcostlytodevelopin-house.However,ensuringtheseintegrationsworkseamlesslywithyoursoftwareiscrucial,andthisiswheretheimportanceofatestenvironment,orsandbox,comesintoplay.Asandboxenvironmentallowsdeveloperstotesttheintegrationbetweentheirsoftwareandthird-partyserviceswithoutriskingthestabilityandsecurityoftheproductionenvironment.Thiscontrolledsettingenablesthoroughtesting,helpingtouncoverissuesbeforetheyaffectend-users.Bycoveringasmanytestcasesaspossible,developerscanensurerobustandreliableintegrations.Butwhatifyourthird-partyprovider,suchasabankorgovernmente-system,doesnotofferasandboxenvironment?Thisscenariocanposesignificantchallenges,butthereareseveralstrategiesyoucanemploytomitigatetheseissues.ReadmoreTotalvotes2:↑2and↓0+2Addtobookmarks0Comments1ArticleprofleaddevJun17at17:59PerplexityAI—GettingStartedwithPerplexityAILevelofdifficultyEasyReadingtime4minViews481ArtificialIntelligenceReviewInthisarticle,Iwanttointroduceyoutosomethingtrulyamazing—PerplexityAI.ThisAItoolhasincrediblepotential,andIbelieveitcanbeagame-changerformanyofyou.I'llwalkyouthroughhowtousePerplexityAIandhighlightsomeofitsgreatfeatures.ReadmoreRating0Addtobookmarks1Comments0ArticleNikolay_SmehJun16at15:05OptimizingITServices:TheCaseforReducing24/7OperationsinB2BServicesLevelofdifficultyEasyReadingtime5minViews196ITInfrastructure*DevelopmentManement*OpinionIntheworldofITservices,theideathatoperationsmustrun24/7isoftentakenforgranted.However,forbusiness-to-business(B2B)services,thisassumptionneedstoberethought.Byreconsideringtheneedforaround-the-clockprocessingservices,companiescanachievesignificantbenefitsinefficiency,security,andsustainability.ReadmoreTotalvotes1:↑1and↓0+2Addtobookmarks0Comments1ArticleprofleaddevJun10at16:01FromScratchtoAIChatbot:UsingPythonandGeminiAPILevelofdifficultyEasyReadingtime3minViews718Python*Programming*GoogleAPI*ArtificialIntelligenceFlask*TutorialInthisarticle,wearegoingtodosomethingreallycool:wewillbuildachatbotusingPythonandtheGeminiAPI.Thiswillbeaweb-basedassistantandcouldbethebeginningofyourownAIproject.It'sbeginner-friendly,andIwillguideyouthroughitstep-by-step.Bytheend,you'llheyourownAIassistant!ReadmoreTotalvotes1:↑1and↓0+1Addtobookmarks4Comments4PostHhappyyJun10at11:44Views9.6KProgrammingmicrocontrollers*ArteryAT32F407иscanf()РечьпойдетоботладкеAT-START-F407V1.3.Всоставеплатынаходитсяпрограмматор/отладчикAT-Link-EZV1.2,которыйподключаетсяпоUSBкПК,гдеонвиденкакCOMпорт.Егожеможноиспользоватьдляцелейотладки,аименновыводитьинформациюнаПКспомощьюprintf().НаэтутемуаArteryестьAN0015_Printf_Debug_Demo,описанныетампереопределенияужесодержатсявфайлеat32f403a_407_board.c:FILE__stdout;#definePUTCHAR_PROTOTYPEintfputc(intch,FILE*f)PUTCHAR_PROTOTYPE{while(usart_fl_get(PRINT_UART,USART_TDBE_FL)==RESET);usart_data_transmit(PRINT_UART,(uint16_t)ch);while(usart_fl_get(PRINT_UART,USART_TDC_FL)==RESET);returnch;}Всечтонужносделать,этодобавитьвкодфункциюинициализацииuart_print_init(),гдескоростьCOMпорта.АналогичнымобразомможносконсолипередаватьданныевМКспомощьюфункцииscanf().(НаэтутемуяненашелAN).Добавимвфайлat32f403a_407_board.c:FILE__stdin;#defineGETCHAR_PROTOTYPEintfgetc(FILE*f)GETCHAR_PROTOTYPE{uint8_tcha=0;usart_fl_clear(PRINT_UART,USART_ROERR_FL);//ClearOverrunflwhile(usart_fl_get(PRINT_UART,USART_RDBF_FL)==RESET); cha=usart_data_receive(PRINT_UART);usart_data_transmit(PRINT_UART,(uint16_t)cha);//Echoreturncha;}Всеработает?Нет.Надоещевызватьфункциюusart_receiver_enable(PRINT_UART,TRUE);scanf("%d",&k);k=2*k;printf("\n\rYouentered=%d",k);И,теперьвсеработает.Ts:ArteryscanfconsoleVoting+2VotingAddtobookmarks0Comments0ArticleprofleaddevJun4at14:03IsProjectIDXgoingtoreplaceVSCode?LevelofdifficultyEasyReadingtime2minViews1.5KWebsitedevelopment*Programming*GoogleWebToolkit*TexteditorsandIDEs*ReviewInthisarticle,we'llexploreProjectIDX,anewcodeeditordevelopedbyGoogle.Ithasthepotentialtochangethewaywewriteandmanecode.ReadmoreRating0Addtobookmarks1Comments5Postzdanevich-vitalyJun4at11:40Views12KGamedevelopment*Graphicdesign*Написалебилд(этоинсталлятордляGentooLinux)игрыGigalomania-клонизвестнойMega-Lo-Mania.Люблюэтуигру,нопечальновидетьчтооригиналвыглядитзначительнолучше.Пишусюдачтобысказатьвам-вдругвыилизнакомыйхотитепотренироватьсявсозданиивизуальногодизайнаигр,улучшитьпортфолионаэтомнекоммерческомпроекте-авторнастраницеигрынаписалчтождетвас:Helpwanted!...Graphicsartists-Whilstmostofthe"placeholder"graphicshenowbeenremoved,there'sstillplentyofroomforimprovement,sopleaseletmeknow.Играотносительнопростая,текстуртамотносительнонемного.Механикаклассная.авыглядитплохоМожетзнаетеещевкакоекомьюнитиможнонаписать?Сайтигры:gigalomania.sourceforge.net/Спасибо.Ts:gigalomaniamega-lo-maniaVoting+3VotingAddtobookmarks1Comments0ArticleZhksBJun3at14:00HowtobuildandruncalculatorfromWindowsXPusingGCCx64?LevelofdifficultyHardReadingtime63minViews629Programming*C++*C*DevelopmentforWindows*TutorialTranslationHiEveryone!InthisarticlewealittlebitwillanalyzeofcodeofWindowsXPandwillcompilethecalculatorapplicationusingGCCx64inWindows10environment.WewilllookwhatkindoferrorsIfacedduringthebuildandthemethodshowtosolvethem.Attheendwewilllaunchthebuildofthecalc.exeapplication.Heanicereading!ReadmoreTotalvotes5:↑5and↓0+6Addtobookmarks2Comments0ArticlenetleonJun2at08:10Wanttoeliminateile?DefinerequirementsReadingtime6minViews856DevelopmentManement*Projectmanement*ile*Sometimesitseemsthatjokesaboutmanementimplementingiletodomorewithlessaren'tfarfromthetruth.I'verarelyseendevelopmentteamsunderstandileasanythingmorethanasetofceremonies,mostoftenassociatedwithScrum.Inmyexperience,attemptstooptimizeteamperformanceoftenboildowntochangingtheinternalprocesseswithintheteamitself.Meanwhile,criticaldecisionsaremadeoutsidethAlle Beiträge in einer Reihe / Habreteam,remaininginawaterfallmodel.Thiscreatesadisconnect:ononehand,companymanementstrivesfortheflexibilityofile,whileontheother,theycontinuetofollowrigidpatterns,limitingtheteamandpreventingitfromfullyrealizingitspotential.Readmore🔥Totalvotes1:↑1and↓0+1Addtobookmarks0Comments0ArticleSlaSpiritMay31at12:49ContextswitchingLevelofdifficultyEasyReadingtime4minViews639DevelopmentManement*Projectmanement*ProductManement*OpinionHi!MynameisSla.IamcurrentlyworkingasaleadingProductandSeniorProjectManeratUzumBank.OneoftheleadingdigitalbanksinUzbekistan.Wearegrowingfast.Reallyfast.Speakinginnumbers,ourinterestincomehasincreasedx10overthepastyear(!).And,asinanysimilarprojectswithrapidgrowth,weconstantlylackqualifiedpersonnel.SoIandmycolleuesalwayshealotofworktodo.Ihetwoteamswithcompletelydifferentproducts,andIalsomanesomeprojectsasaprojectmaner.AndIhemyownsmallbusiness–anonlineteaandcoffeeshop.Andinconclusion,Iamthefatheroftwosmallchildren)So,IhopethismakesitcleartoyouthatIhefacedalltheproblems,suchasworkingatnight,lackofsleep,workinginanoisyenvironment,callswithcryingchildreninthebackground,callsduringbreakfastonthewheels,whenItakeachildtokindergarten(neverdothat!)etc.andsoonandsoforthXDYoucanaskme:howdoyoumanetodoeverything?Theanswerissimple:Idon'tXDBut.Thisforcesmetobuildasystemthathelpsmequicklyswitchbetweendifferenttypesoftasks,focusquicklyandcompletethemoverandoverain.So,todayIwanttotellyouaboutoneofthethings,thatcancompletelyruinyourday.Andsometimes–wholeweek.It'scalled"contextswitching".ReadmoreTotalvotes1:↑1and↓0+1Addtobookmarks1Comments1ArticlerickyaMay30at13:48MachineLearningandDataScience:Academiavs.IndustryLevelofdifficultyMediumReadingtime8minViews74KMachinelearning*FromsandboxMachineLearning(ML)technologiesarebecomingincreasinglypopularandhevariousapplications,rangingfromsmartphonesandcomputerstolarge-scaleenterpriseinfrastructurethatservesbillionsofrequestsperday.BuildingMLtools,however,remainsdifficulttodaybecausetherearenoindustry-widestandardisedapproachestodevelopment.ManyengineeringstudentsstudyingMLandDataSciencemustre-learnoncetheybegintheircareers.Inthisarticle,I'vecompiledalistofthetopfiveproblemsthateveryMLspecialistfacesonlyonthejob,highlightingthegapbetweenuniversitycurriculumandreal-worldpractice. ReadmoreTotalvotes16:↑16and↓0+16Addtobookmarks15Comments0Articlekaze_no_saMay29at09:47PostgreSQL17:Part4orCommitfest2024-01Readingtime11minViews378PostgreSQL*SQL*PostgresProfessionalcorporateblogTranslationSpringisinfullswingaswebringyouthehottestwinternewsoftheJanuaryCommitfest.Let'sgettothegoodstuffrightaway!PreviousarticlesaboutPostgreSQL17:2023-07,2023-09,2023-11.Readmore→Totalvotes2:↑2and↓0+3Addtobookmarks0Comments0Articlekentr009May28at11:08TheSalmonProject:howtocounterInternetcensorshipeffectivelyusingproxieswithusertrustlevelsLevelofdifficultyMediumReadingtime5minViews301InformationSecurity*ITInfrastructure*Networktechnologies*SoftwareReviewTranslationGovernmentsinmanycountriesrestrictcitizens'accesstoinformationandservicesontheInternetinonewayoranother.Combatingsuchcensorshipisanimportantanddifficulttask.Usuallysimplesolutionscannotboastabouthighreliabilityorlong-termefficiency.Morecomplexmethodsofovercomingblockshedisadvantesintermsofusability,lowperformance,ortheydonotallowyoutomaintainthequalityofInternetuseattheproperlevel.AgroupofAmericanscientistsfromtheUniversityofIllinoishasdevelopedanewmethodofovercomingblocks,whichisbasedontheuseofproxytechnology,aswellassegmentingusersbytrustleveltoeffectivelyidentifyentsworkingforcensors.Wepresentyouwiththemainthesesofthiswork.DescriptionoftheapproachScientistshedevelopedtheSalmontool,asystemofproxyserversoperatedbyvolunteersfromcountrieswithoutrestrictionsonInternetuse.Inordertoprotecttheseserversfromblockingbycensors,thesystemusesaspecialalgorithmforassigningaleveloftrusttousers.ThemethodinvolvesexposingpotentialcensorentsthatposeasordinaryusersinordertofindouttheIPaddressoftheproxyserverandblockit.Inaddition,counteringSybilattacksiscarriedoutthroughtherequirementstoprovidealinktoavalidsocialnetworkaccountwhenregisteringinthesystemortoreceivearecommendationfromauserwithahighleveloftrust.HowitworksItisassumedthatthecensorisastate–controlledbodythathastheabilitytotakecontrolofanyrouterwithinthecountry.Itisalsoassumedthatthetaskofthecensoristoblockaccesstocertainresources,andnottoidentifyusersforfurtherarrests.Thesystemcannotpreventsuchacourseofeventsinanyway–thestatehasplentyofopportunitiestofindoutwhatservicescitizensuse.Oneofthemistheuseofhoneypotserverstointerceptcommunications.Itisalsoassumedthatthestatehassignificantresources,includinghumanones.Thecensorcansolvetasksthatrequirehundredsandthousandsoffull-timeemployees.Afewmorebasictheses:ReadmoreTotalvotes1:↑1and↓0+3Addtobookmarks0Comments0ArticledendeadMay27at17:13HowtocreateaLEGOanimationwithoutgettingburnedout?LevelofdifficultyEasyReadingtime4minViews453Workingwith3D-graphics*ComputerAnimation*Graphicdesign*DesignDIYHelloeveryone,thisisDenisWeber.TodayI’mgoingtotalkaboutwhathappensifyoucombineLEGOandtheiconicmovieTerminator2.I’llshowyouhowIcreatedarealLEGOtrailerandwhatcameoutofit.Ilikedoingsuchlarge-scaleprojectsandifyouheanycoolideas,letmeknowinthecomments.Ifyoupreferthevideoformat,youcanwatchit here.ReadmoreTotalvotes2:↑2and↓0+2Addtobookmarks2Comments0ArticleprofleaddevMay27at14:49HowIReplacedGamingwithCodingandBecameaWebDeveloperLevelofdifficultyEasyReadingtime4minViews875Websitedevelopment*Programming*FreelanceInterviewInterviewToday,Iwouldliketosharemypersonalstory.Ihopeithelpsyougettoknowmebetterandmaybebenefitsyourownjourney.ReadmoreTotalvotes1:↑1and↓0+3Addtobookmarks1Comments0ArticleNikizMay24at12:47UtilizingWearableDigitalHealthTechnologiesforCardiovascularMonitoringLevelofdifficultyMediumReadingtime17minViews334DevelopmentforIOT*Manufactureanddevelopmentofelectronics*BiotechnologiesIOTDataEngineering*CaseWearableDigitalHealthTechnologiesforMonitoringinCardiovascularMedicineThisreviewarticlepresentsathree-parttrue-lifeclinicalvignettethatillustrateshowdigitalhealthtechnologycanaidproviderscaringforpatientswithcardiovasculardisease.Specificinformationthatwouldidentifyrealpatientshasbeenremovedoraltered.Eachvignetteisfollowedbyadiscussionofhowthesemethodswereusedinthecareofthepatient.ReadmoreTotalvotes6:↑3and↓3+2Addtobookmarks2Comments0BackHere123...4950ThereBackYouraccountLoginSignupSectionsArticlesNewsHubsAuthorsSandboxInformationHowitworksForauthorsForcompaniesDocumentsreementConfidentialServicesCorporateblogsAdvertisingNativeadvertisingEducationprogramsStartupsFacebookTwitterTelegramLanguesettingsSupport©2006–2024,Habrwindow.dataLayer=window.dataLayer||[];functiongt(){dataLayer.push(arguments);}gt('js',newDate());(function(m,e,t,r,i,k,a){m[i]=m[i]||function(){(m[i].a=m[i].a||[]).push(arguments)};m[i].l=1*newDate();k=e.createElement(t),a=e.getElementsByTName(t)[0],k.async=1,k.src=r,a.parentNode.insertBefore(k,a)})(window,document,"script","mc.yandex.ru/metrika/t.js","ym");window.addEventListener('load',function(){setTimeout(()=>{constimg=newIme();img.src='vk.com/rtrg?p=VK-RTRG--57vKE';},0);});