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Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)
...t key.
Because each pizza must have exactly one of each topping type, we know that (Pizza, Topping Type) is a candidate key. We also know intuitively that a given topping cannot belong to different types simultaneously. So (Pizza, Topping) must be unique and therefore is also a candidate key. So...
Is it possible to use raw SQL within a Spring Repository
...ollNo(String rollNo) {
this.rollNo = rollNo;
}
}
Now your Projection class is like bellow. It can those fields that you needed.
public interface IUserProjection {
int getId();
String getName();
String getRollNo();
}
And Your Data Access Object(Dao) is like...
Idiomatic way to wait for multiple callbacks in Node.js
...hat is the idiomatic way to wait for all operations to finish in order to
know when the temp file can be deleted?
8 Answers...
Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
Everybody knows how to set up a favicon.ico link in HTML:
14 Answers
14
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Git Push error: refusing to update checked out branch
...h to the one branch that is currently checked out.
– Nowhere man
Feb 14 '13 at 15:18
1
There are ...
How to link to a named anchor in Multimarkdown?
...
@jj1bdx I do now -- the <a id="id"></a> form is best. See this SO question/answer.
– Steve Powell
May 28 '12 at 16:12
...
How to inspect FormData?
...
Updated Method:
As of March 2016, recent versions of Chrome and Firefox now support using FormData.entries() to inspect FormData. Source.
// Create a test FormData object
var formData = new FormData();
formData.append('key1', 'value1');
formData.append('key2', 'value2');
// Display the key/valu...
Linux vi arrow keys broken in insert mode
...at moment on vi works fine with the arrow keys in insert mode. Edit: I see now this was already mentioned by Han below here.
– pizzamonster
Sep 11 '19 at 11:38
...
When to use Windows Workflow Foundation? [closed]
...n of the system, although I have yet to see anything (6-7 projects at work now with WF that i've been involved with) where I would not have preferred a simpler hand coded project.
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improve th...
ORA-00979 not a group by expression
...ow as result with the first column 0 to fulfill the GROUP BY but there are now two values of bar to chose from. Which result would you expect - A or B? Or should the database return more than one row, violating the contract of GROUP BY?
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