Lively Kernel canvas
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Tips
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ThesearetipsfromLivelyusersandmaynothavebeenreviewedbytheLivelyteam.(Feelfreetoedit)
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Ifyoudogettoapointwhereyourworldwillnotload,youcanreverttoapreviousrevision.Robertpostedsomescriptsonhowtodothis.MoreScriptsAndMoreScripts
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Ifyouhaveconcernsabouthowworldsandmorphspersist,knowthatyoucanstudytheserializedworldbychoosingviewpagesourceinyourbrowser.Ifyoujustsavedyourworldyouwouldneedtoreloaditandthenviewpagesource.
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WhenIfindwaytosubclassaliveinstantiatedmorphorchangetheclassofaliveinstantiatedmorphviatheuserinterface,I'llpostithere.:-)Buthere'salead:object.__proto__=clazz.prototype
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FunTip:Youcanuseaselectiontraytoselectmultipleobjects(morphs)andthenaffectthenallatonce:scaling,rotation,styling.Createaselectiontraybyclickinganddragontheworldsbackdrop.
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IfyouevaluateascriptwhichcontainsacustomMorphsubclassdefinitionandthensavetheworld,yourworldwillthenlikelynotloadcompletelyandappeartofreeze.YourclassdefinitionsneedtobesavedintheChangeSetpreamble.1.GotoTools>SystemBrowser>ChangeSet>Preamble.Paste,acceptchanges(option-s),closethebrowser,saveyourworld.Reloadyourworld.
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System Browser > ChangeSet > Preamble. Paste, accept changes (option-s), close the browser, save your world. Reload your world.\r"]]>
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System Browser > ChangeSet > Preamble. Paste, accept changes (option-s), close the browser, save your world. Reload your world.\r"]]>
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Tip:ifyouspillredwineonthecarpet,tryputtingalittlesaltonthestain
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0
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Wikicontrol
true
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Whenamorphisduplicated,ifthatmorphholdsreferencestoanyoftheoriginalssubmorphs,theywillbepointingtothewrongplaceintheduplicate.Astrategymaybetonoteverholdontosubmorphreferencesbuttoalwayslookthemupbyclassinstanceorassigninganame.
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Wikicontrol
true
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Livelyknowshowtopersistcertainknownobjectsonamorphlikestrings,numbers,rectangles,points.Toensureserializationofyourcustomproperties,implementtoLiteralandfromLiteralonyoursubclass.LookatthePointclassinBase.jsformoreinformation.
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Workaround:I'veseenthatcallingsetTextStringontextwhichhaspreviouslybeenboldedcancausethebrowsertofreeze.AworkaroundistosubsequentlyinsteaduseTextMorph.setSelectionRangeandTextMorph.replaceSelectionWith
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Wikicontrol
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Wikicontrol
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Wikicontrol
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Wikicontrol
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Function.wrap()isreallyhandyformodifyingthebehaviorofthesystem:Morph.prototype.morphMenu=Morph.prototype.morphMenu.wrap(function(proceed,event){varmenuMorph=proceed(event);//tweakthemenumorph;returnmenuMorph;});
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Wikicontrol
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MoreTips>>>
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> > \r"]]>
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\r"]]>
>"]]>
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Wikicontrol
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Wikicontrol
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Stickynotesnevergetboring.;-)
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1000
0.1509641711470317
Wikicontrol
true
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ThetextfunctionprintIt(option-p)canbeaquickwaytolookupcodesnippetstouseasareference.Example:Morph.makeRectangle
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Fullyunderstandinghowtheidetoolsworkmaybeeasieronceyou'veinstalledyourownserver.Whenworkinginthewikimanyofthesystem'ssourcefilesarerestricted.
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Wikicontrol
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Wikicontrol
true
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Somebasickeycommands:•select-all(option-a)•evaluatescript(option-d)•makelink(option-u)OtherkeycommandsareintheTextFunctionsmenu.
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Wikicontrol
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Wikicontrol
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Wikicontrol
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NaN
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