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Batch file to delete files older than N days
I am looking for a way to delete all files older than 7 days in a batch file. I've searched around the web, and found some examples with hundreds of lines of code, and others that required installing extra command line utilities to accomplish the task.
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How to list imported modules?
How to enumerate all imported modules?
9 Answers
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Assert a function/method was not called using Mock
I'm using the Mock library to test my application, but I want to assert that some function was not called. Mock docs talk about methods like mock.assert_called_with and mock.assert_called_once_with , but I didn't find anything like mock.assert_not_called or something related to verify mock was ...
JOIN queries vs multiple queries
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Source: https://dev.mysql.com/doc/refman/8.0/en/nested-join-optimization.html ; https://dev.mysql.com/doc/workbench/en/wb-relationship-tools.html
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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
... one method of attachment or another. Hence my onclick (or on anything) in HTML markup look like this:
onclick="someFunc.call(this)"
OR
onclick="someFunc.apply(this, arguments)"
Using javascript:void(0) avoids all of the above headaches, and I haven't found any examples of a downside.
So if y...
Rails: FATAL - Peer authentication failed for user (PG::Error)
...he user before it will GRANT ALL: postgresql.org/docs/8.2/static/sql-grant.html
– Bent Cardan
May 12 '12 at 19:55
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How can I loop through a C++ map of maps?
How can I loop through a std::map in C++? My map is defined as:
9 Answers
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Declaration suffix for decimal type
If I want to use a decimal literal in code, I have seen that there exists the m-suffix (where m stands for money). Is this appropriate for any decimals or is there a more general assignment (d stands for double, that is for sure not the right thing although a direct conversion is supported).
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How do you rotate a two dimensional array?
... I believe this code originates from Peter Norvig: norvig.com/python-iaq.html
– Josip
Jul 7 '09 at 14:43
What are the “standard unambiguous date” formats for string-to-date conversion in R?
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This is documented behavior. From ?as.Date:
format: A character string. If not specified, it will try
'"%Y-%m-%d"' then '"%Y/%m/%d"' on the first non-'NA' element,
and give an error if neither works.
as.Da...