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Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
I've just started learning Ruby and Ruby on Rails and came across validation code that uses ranges:
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Java regular expression OR operator
This may be a dumb question, but I couldn't find it anywhere:
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How to get the max of two values in MySQL?
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Condition within JOIN or WHERE
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The relational algebra allows interchangeability of the predicates in the WHERE clause and the INNER JOIN, so even INNER JOIN queries with WHERE clauses can have the predicates rearrranged by the optimizer so that they may already be excluded durin...
How to reuse an ostringstream?
I'd like to clear out and reuse an ostringstream (and the underlying buffer) so that my app doesn't have to do as many allocations. How do I reset the object to its initial state?
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Best way to work with transactions in MS SQL Server Management Studio
Let's say I have an SQL statement that's syntactically and semantically correct so it executes.
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Case insensitive regular expression without re.compile?
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@Abhijeet You really shouldn't use try/except in that case. Just check if any of the strings are None first.
– erb
Oct 21 '19 at 5:56
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“simple” vs “current” push.default in git for decentralized workflow
Functionally speaking, in a decentralized workflow, I don't see the difference between simple and current options for push.default config setting.
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Replace Default Null Values Returned From Left Outer Join
I have a Microsoft SQL Server 2008 query that returns data from three tables using a left outer join. Many times, there is no data in the second and third tables and so I get a null which I think is the default for left outer join. Is there a way to replace the default values in the select stateme...