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Automatic creation date for Django model form objects?
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auto_now and auto_now_add are considered evil, so try to avoid them. This answer explains why and provides a better approach, overriding the save() method.
– gregoltsov
Jan 30 '14 at 13:15
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Convert from List into IEnumerable format
... = FetchEmFromSomewhere();
return books;
}
as well as:
public void ProcessBooks(IEnumerable<Book> books)
{
// do something with those books
}
which could be invoked:
List<Book> books = FetchEmFromSomewhere();
ProcessBooks(books);
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Convert Enumeration to a Set/List
Is there some one-liner bridge method to dump a given Enumeration to java.util.List or java.util.Set?
6 Answers
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Why do I get the error “Unsafe code may only appear if compiling with /unsafe”?
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Search your code for unsafe blocks or statements. These are only valid is compiled with /unsafe.
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Difference between FOR and AFTER triggers?
...@JeancarloFontalvo, 1) compatibility. The underlying tables can change provided the view remains the same. 2) access control, certain users may have permission to write to certain columns only.
– Ben
Mar 9 '17 at 8:31
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Get an element by index in jQuery
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Can't choose class as main class in IntelliJ
... your source and test roots and it should work.
https://www.jetbrains.com/idea/webhelp/configuring-content-roots.html
Since you stated that these are tests you should probably go with them marked as Test Source Root instead of Source Root.
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Domain Driven Design: Domain Service, Application Service
...can inject Repositories into your Services.
Application Services will typically use both Domain Services and Repositories to deal with external requests.
Hope that helps!
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Delete from the current cursor position to a given line number in vi editor
...ast line you want to delete and mark it by typing ma which "marks" it with identifier "a". Then go up to the top line that you want to delete and type d'a for delete to mark "a". Bam!
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CSS attribute selector does not work a href
...te value to match the end of the string.
a[href$='.pdf'] { /*css*/ }
JSFiddle: http://jsfiddle.net/UG9ud/
E[foo] an E element with a "foo" attribute (CSS 2)
E[foo="bar"] an E element whose "foo" attribute value is exactly equal to "bar" (CSS 2)
E[foo~="bar"] an E element whose "foo" attr...