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When to use leading slash in gitignore
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You've answered your own question entirely. If you look at the github/gitignore repo more closely, you'll see most files use inconsistent rules about how patterns are written; it's very likely most were contributed by people who didn't bother to read the documentation...
How to retrieve the current version of a MySQL database management system (DBMS)?
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what if I don't want to run anything related to mysql itself? where is this version information stored?
– Sajuuk
Jan 18 '18 at 13:25
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Ruby get object keys as array
I am new to Ruby, if I have an object like this
4 Answers
4
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How do you delete an ActiveRecord object?
...out a primary key
Note: from @hammady's comment, user.destroy won't work if User model has no primary key.
Note 2: From @pavel-chuchuva's comment, destroy_all with conditions and delete_all with conditions has been deprecated in Rails 5.1 - see guides.rubyonrails.org/5_1_release_notes.html
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How can I list (ls) the 5 last modified files in a directory?
I know ls -t will list all files by modified time. But how can I limit these results to only the last n files?
5 Answe...
Internet Explorer 11 disable “display intranet sites in compatibility view” via meta tag not working
...: HTML1122: Internet Explorer is running in Enterprise Mode emulating IE8.
If so you may need to disable enterprise mode (or like this) or turn it off for that website from the Tools menu in IE.
However Enterprise Mode should in theory be overridden by the X-UA-Compatible tag, but IE might have a bu...
Multiple select statements in Single query
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"Operand should contain 1 column(s)" - only if your merged tables differ in columns count. They should match. 1 column per table in this example.
– Zon
Apr 22 '16 at 10:54
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Spring CrudRepository findByInventoryIds(List inventoryIdList) - equivalent to IN clause
...in the current documentation listing. It shows that IsIn is equivalent – if you prefer the verb for readability – and that JPA also supports NotIn and IsNotIn.
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Selecting element by data attribute
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$('*[data-customerID="22"]');
You should be able to omit the *, but if I recall correctly, depending on which jQuery version you’re using, this might give faulty results.
Note that for compatibility with the Selectors API (document.querySelector{,all}), the quotes around the attribute valu...
Bash script absolute path with OS X
...1" || echo "$PWD/${1#./}"
}
realpath "$0"
This prints the path verbatim if it begins with a /. If not it must be a relative path, so it prepends $PWD to the front. The #./ part strips off ./ from the front of $1.
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