I\'m con开发者_StackOverflow中文版verting a MySQL table to PostgreSQL for the first time in my life and running into the traditional newbie problem of having no auto_increment.
I would like to perform an operation on an argument based on the fact that it might be a map-like object or a sequence-like object. I understand that no strategy is going to be 100% reliable for type-
Say I have two sequences of numbers, A and B. How can I create an object to describe the relationship between the two sequences?
I read a couple of posts here about generating random sequence without repeats (for example Create Random Number Sequence with No Repeats) and decided to implement it for my own need
I have table with po开发者_开发技巧sition atribute \'posit\' with unknown values (in my example \'0\') and I want to UPDATE it to 1,2,3, ...
Apparently there is no predefined list available in .net. I\'d like to use a number of standard colors, e.g. something like red, green, blue, yellow, ... i.e. the t开发者_运维问答ypical colors consis
I have a 1:n relation in the database and java objects that represent the relation with hibernate. The primary key of the parent table is g开发者_运维技巧enerated with a database sequence,
Let\'s sa开发者_高级运维y I\'mwriting an interface for a class A that keeps a list of objects of type B, and I want to be able to manipulate that list through class A\'s interface. I could put add_B,
I want to generate composite sequences in the following format: <Alphabet><2 digit numeric code>
What would be the best way to call render() once all the imageData vars have been populated? would I just call them all in sequence using callb开发者_运维问答acks, and call render, or is there a bett
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