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Convert varchar to uniqueidentifier in SQL Server
A table I have no control of the schema for, contains a column defined as varchar(50) which stores uniqueidentifiers in the format 'a89b1acd95016ae6b9c8aabb07da2010' (no hyphens)
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Why is it recommended to have empty line in the end of a source file?
Some code style tools recommend this and I remember seeing some unix command line tools warning about missing empty line.
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How do you find the row count for all your tables in Postgres
I'm looking for a way to find the row count for all my tables in Postgres. I know I can do this one table at a time with:
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PostgreSQL error: Fatal: role “username” does not exist
I'm setting up my PostgreSQL 9.1. I can't do anything with PostgreSQL: can't createdb , can't createuser ; all operations return the error message
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What's is the difference between include and extend in use case diagram?
What is the difference between include and extend in a use case diagram ?
19 Answers
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How can you strip non-ASCII characters from a string? (in C#)
How can you strip non-ASCII characters from a string? (in C#)
11 Answers
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Why declare a struct that only contains an array in C?
I came across some code containing the following:
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How to find out what group a given user has?
In Unix/Linux, how do you find out what group a given user is in via command line?
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How to replace a whole line with sed?
Suppose I have a file with lines
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