Backup: Numbers in Perl6

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Backup: Numbers in Perl6

Perl6 is a new language, not a improved version of Perl5. Perl6 inherits many good features from many languages, like Python, Perl5, Ruby, ... Since so many Perl6 functions has been appended to Perl5 as features, and almost all methods has a subrouti…

Backup: Array in Perl6

Array in Perl6 继承List,而List又继承Iterable,Positional,Cool ARRAY.pop ARRAY.shift ARRAY.push: VALUES ARRAY.push(VALUES) ARRAY.unshift: VALUES ARRAY.unshift(VALUES) #不像Perl5中,会把VALUES数组flatten,Perl6不会 #可以同时指定多个值,用逗号隔开 ARRAY.append(LIST) ARRAY.append: LIST…

Backup: Date and Time in Perl6

时间 Date #Operators ==, <, <= , >, >=, !=, eq, lt, le # Methods $date = Date.new(YEAR, MONTH, DAY, FORMATTER?) $date = Date.new(year => YEAR, month => MONTH?, day => DAY?,FORMATTER?) $date = Date.new(YYYY-MM-DD,FORMATTER?) $date = Date…

Backup: Flow Control in Perl6

Control Flow 注意空格,注意空格,注意空格和 Perl5不同的是,这些结构都可以返回值,而且即使倒置结构也可以用 block 了 block 可以有逗号 with without orwith {...}; #后面可以加; 这样就成了statement,会被立即执行:默认是不会立即执行的 do {...}; #do可以让block立即执行,并和sub/method一样返回最后执行的语句 #do的block也只有需要返回值的时候才被执行 #do也可以在没有{}的情况用,只有是一个 e…

URAL 2030 Awesome Backup System

Awesome Backup System Time limit: 2.0 secondMemory limit: 64 MB It is known that all people can be divided into two groups: those who have never lost important data and those who regularly perform data backups. Kirill is on his way from the first gro…

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Backup Specified Revision Backup specified revision (here is 20): $ cd /opt/svnRepo $ svnadmin dump deployTest/ -r 20 > deploy-r20.dump Restore backup: $ mv deploy-r20.dump /opt/Gcp/tmp $ cd /opt/Gcp/tmp $ svnadmin create deploy20 $ svnadmin load dep…