and
Perl/SQLite - How do I select / update a row with the prepare method?
I have the following code my $db = DBI->connect( \"dbi:SQLite:data.db\", \"\", \"\", { RaiseError => 1, AutoCommit => 1, PrintError => 0 }[详细]
2022-12-22 01:35 分类:问答How can I load a property lazily in JDO (on Google App Engine)?
I have this code in one of my @PersistenceCapable classes: @Persistent private Blob data; The Blob can be quite big, so开发者_Go百科 I\'d like to load it lazily since most of the times I don\'t nee[详细]
2022-12-19 20:28 分类:问答earth and stone可数吗?
地球是不可数名词,但石头是可数名词。地球的基本含义是“地球”,是指与其他天体相比,为人类提供生存门槛的恒星;也可以指“地球、地面、土地”。[详细]
2022-12-13 15:42 分类:问答聊聊python 逻辑运算及奇怪的返回值(not,and,or)问题
首先,‘and’、‘or’和‘not’的优先级是not>and>or。 同一优先级从左往右计算。[详细]
2022-12-12 14:04 分类:开发pros and cons是什么的缩写?
不是缩写,而是固定短语。赞成和反对不是词语的缩写,而是一个固定的短语,可以翻译成赞成和反对,赞成和反对,赞成和反对。美式发音是,英式发音是。[详细]
2022-12-09 10:08 分类:问答