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How accurate is python's time.sleep()?
I can give it floating point numbers, such as
10 Answers
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git log of a single revision
I have a commit c. I want to get the changeset of that exact commit c + metainformation and no other one. Is there a simpler way than git log -p c^..c to do that?
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How to increase space between dotted border dots
I am using dotted style border in my box like
17 Answers
17
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Parsing boolean values with argparse
I would like to use argparse to parse boolean command-line arguments written as "--foo True" or "--foo False". For example:
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Reading a delimited string into an array in Bash
I have a variable which contains a space-delimited string:
5 Answers
5
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Rank function in MySQL
I need to find out rank of customers. Here I am adding the corresponding ANSI standard SQL query for my requirement. Please help me to convert it to MySQL .
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LEFT OUTER JOIN in LINQ
How to perform left outer join in C# LINQ to objects without using join-on-equals-into clauses? Is there any way to do that with where clause?
Correct problem:
For inner join is easy and I have a solution like this
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Hibernate Criteria returns children multiple times with FetchType.EAGER
I have an Order class that has a list of OrderTransactions and I mapped it with a one-to-many Hibernate mapping like so:
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\d is less efficient than [0-9]
I made a comment yesterday on an answer where someone had used [0123456789] in a regular expression rather than [0-9] or \d . I said it was probably more efficient to use a range or digit specifier than a character set.
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What is the optimal length for an email address in a database?
Here is an extracted portion of my query, reflecting the EMAIL_ADDRESS column data type and property:
8 Answers
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