Golden Thumb

remote tutor & close friend of chosen kids
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一周前,我得到提示,就开始了下载,然后升级。8GB之巨,下载花了不少时间。接着是漫长的升级。遗憾的是,机器重启后,始终过不了“About9minutesremaining...”这道坎。这是我的工作机器啊,不能无休止地等待下去。而且我Google了几下,感觉可能我机器太老了(七年多前买的),苹果公司的测试不够严谨,升级死机了。 幸好我有苹果TimeMachine备份,不到10分钟整个[阅读全文]
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轻便,结实,散热好。使用多年了。学名好像叫:FurinnoLaptopDesk[阅读全文]
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[阅读全文] CollatzConjecture oneofthemostfamousunsolvedmathproblems GoldenThumb Oct16·4minread Andystartedwith9,3and100manuallyafterIshowedhimtheruleswithsampleinitialvalue5.Heisstronginmentalcalculationsincehemadenotasinglemistakewhenwritingdownthefollowing. CollatzConjecturelet'sstartfromaninteger55,...[阅读全文]
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ThemostencouragingmsgIreceivedsinceIstartedblogging fromJackthegenius GoldenThumb Oct16·1minread YesterdayIgotamessagefromAn. [阅读全文]
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[阅读全文]和她一块玩,你将童心长在。AstickerloverwithtonsoffantasticideasshemakesmefeellikeI’mateenagerGoldenThumbOct16·6minreadElaineacceptedmyfriendrequestinWeChatonDec2,2018.4dayslatershegotherhandswetonlinedrawingbusiness.Thehomeworkwassomethinglike“drawanygrid”.Shepostedherfirstmasterpieceofartshownbelow.FromwhatIcouldtell,therewasnotasinglelinehorizontalnorvertical.E...[阅读全文]
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[阅读全文] Mommy,canyoudomeafavour? Ineedsomefirmspanks GoldenThumb Oct15·4minread EthanhadcoveredalongjourneytryingtosolveproblemABCDE*4=EDCBA.Finallyonlythelastunknownremainedinfrontofus.Evenbetter,wehadnarroweddowntherangeofpossiblevaluesofCtojusttwodigits:8or9. ABCDE*4=EDCBAA=2E=8B=1D=7C=8or921C78*4-----87...[阅读全文]
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[阅读全文]Isentoutamathproblem…Igot“crabs”back.GoldenThumbOct14·3minreadMariuspresentedaninterestingmathproblemABCDE*4=EDCBAafewdaysago.Lucasbroughtmeanewonetoday.HeisreallyamasterofASCIIart.IforwardedittoLambert.Hissolutioncameback,togetherwithapairofcrabs....[阅读全文][阅读全文]
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[阅读全文] FiveStepstoCreateaChessApp5/5 Step5:movepiecesaround DonaldSheng Oct11·6minread Toletdifferentpartsofoursoftwaretalkwitheachotherinprofessionalway,we’llcreatesomethingcalled“protocol”inSwiftprogramminglanguage,whichissimilarto“interface”inJavaprogramminglanguage.Rightclick&l...[阅读全文]
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[阅读全文] FiveStepstoCreateaChessApp4/5 Step4:drawpieces DonaldSheng Oct11·6minread Summaryofprevious3steps: Step1:createdchessappfromscratch Step2:addedaviewforourchessboard Step3:drew8x8chessboard Weneed12pieceimages,6whiteand6black,torepresent32piecesonboard.Trytosearchwhateverimagesyoulikeanddownloadtheminto,e.g.&...[阅读全文]
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[阅读全文] FiveStepstoCreateaChessApp3/5 Step3:drawchessboard Step1createdtheappandstep2putaviewonscreen.Nowlet’sdrawthe8x8chessboard.Weneedtocreateafiletoputourcodein. Click“Chess”folderontheleftnavigationpanelanditturnsblue.Rightclicktoshowthemenu. rightclickthebluerowwith“Chess” Select“NewF...[阅读全文]
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