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RSS订阅Mac os 安装wget
Mac os 下安装wget的方法 。
没有Wget的日子是非常难过的，强大的Mac OS 下安装Wget非常简单
下载一个Wget的源码包，http://www.gnu.org/software/wget/
2011-06-11
BPFileSystem
Thefilesystemis animportantpartofanyoperating system.After all,itswhereuserskeeptheir
stuff.InMacOSX,theorganizationofthefilesystemplaysanimportantroleinhelpingtheuserfind
files.Theorganizationalsomakesiteasierforapplicationsandthesystemitselftofindtheresources
theyneedtosupporttheuser.
Thefilesystemin MacOSXhasatitscoreasetofdirectoriesinheritedfromtheBerkeley Software
Distribution(BSD)operatingsystem.WhilemostofthesedirectoriesareactuallyhiddenbytheFinder,
manyelementsoftheBSDworldarestillapparent.Thefilepermissionsmodel,symboliclinks,and
userhomedirectoriesare allconceptsinheritedfromBSD.Mac OSXalsoaddsmanyofitsown
conceptstoprovidetheuser withasecureandelegantenvironmentformanagingfilesandfolders.
TheMacOSXfilesystemwasdesigned toprovidepower andflexibilitywhilemaintaining the
traditionalease-of-useusersexpect.To thisend,thefilesystemprovidesusers withaconsistent
structurethatmakesitclearwhereresourcesarelocated.(Thisconsistencyalsohelps developers,
whoseapplicationsneed toknowwhereimportant resourcesarelocated.)Otherfile system
conventions,suchasaliases,extensionhiding,and displaynames alsoenhancetheuserexperience.
2008-12-13
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