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Mongoose, Select a specific field with find
I'm trying to select only a specific field with
8 Answers
8
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How can I check whether a option already exist in select by JQuery
How can I check whether a option already exist in select by JQuery?
8 Answers
8
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What is a “memory stomp”?
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Very often it is a buffer overrun; as an example, this code:
char buffer[8];
buffer[8] = 'a';
will "stomp" on whatever happens to be in the next thing in memory after buffer. Generally speaking, 'stomping' is when memory is written to unintentionally.
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Dealing with commas in a CSV file
... s = s.Replace( QUOTE, ESCAPED_QUOTE );
if ( s.IndexOfAny( CHARACTERS_THAT_MUST_BE_QUOTED ) > -1 )
s = QUOTE + s + QUOTE;
return s;
}
public static string Unescape( string s )
{
if ( s.StartsWith( QUOTE ) && s.EndsWith( QUOTE ) )
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When to use EntityManager.find() vs EntityManager.getReference() with JPA
... }
}
If i call find method, JPA provider, behind the scenes, will call
SELECT NAME, AGE FROM PERSON WHERE PERSON_ID = ?
UPDATE PERSON SET AGE = ? WHERE PERSON_ID = ?
If i call getReference method, JPA provider, behind the scenes, will call
UPDATE PERSON SET AGE = ? WHERE PERSON_ID = ?
And ...
twitter bootstrap autocomplete dropdown / combobox with Knockoutjs
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Have a look at Select2 for Bootstrap. It should be able to do everything you need.
Another good option is Selectize.js. It feels a bit more native to Bootstrap.
s...
How to paste over without overwriting register
Does anyone know of a way to paste over a visually selected area without having the selection placed in the default register?
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What does the “+” (plus sign) CSS selector mean?
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See adjacent selectors on W3.org.
In this case, the selector means that the style applies only to paragraphs directly following another paragraph.
A plain p selector would apply the style to every paragraph in the page.
This will onl...
Need to list all triggers in SQL Server database with table name and table's schema
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Here's one way:
SELECT
sysobjects.name AS trigger_name
,USER_NAME(sysobjects.uid) AS trigger_owner
,s.name AS table_schema
,OBJECT_NAME(parent_obj) AS table_name
,OBJECTPROPERTY( id, 'ExecIsUpdateTrigger') AS isupda...
What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...y we would typically write something like
var query = context.Observations.Select(o => o.Id)
.AsEnumerable().Select(x => MySuperSmartMethod(x))
ToList – which converts an IEnumerable<T> to a List<T> – is often used for this purpose as well. The advantage of...