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What is the difference between Left, Right, Outer and Inner Joins?
...g for orphaned data, or when comparing different versions of the same data set.
– Lara Dougan
Jan 21 '09 at 7:17
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How do you enable the escape key close functionality in a Twitter Bootstrap modal?
...rd belongs on the modal element, not the controller. This can be tested by setting it to false.
– WoodrowShigeru
Jun 25 at 11:16
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Check for null in foreach loop
...ld be interpreted as "I don't know if there are any elements" use an empty set to show that you know there are no elements in the set. That would also be DRY'er since you won't have to do the null check as often.
EDIT as a follow up on Jons suggestion, you could also create an extension method chan...
How do I find which program is using port 80 in Windows? [duplicate]
How do I find which program is using port 80 in Windows?
6 Answers
6
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What is the difference between CHARACTER VARYING and VARCHAR in PostgreSQL?
John uses CHARACTER VARYING in the places where I use VARCHAR .
I am a beginner, while he is an expert.
This suggests me that there is something which I do not know.
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What does preceding a string literal with “r” mean? [duplicate]
I first saw it used in building regular expressions across multiple lines as a method argument to re.compile() , so I assumed that r stands for RegEx.
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EF LINQ include multiple and nested entities
...= new string[] { "NavProp1.SubNavProp", "NavProp2" };
var query = context.Set<T>()
.Include(includedNavigationProperties);
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Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
... MS SQL Server 2000, 2005, 2008
USE master;
DECLARE @kill varchar(8000); SET @kill = '';
SELECT @kill = @kill + 'kill ' + CONVERT(varchar(5), spid) + ';'
FROM master..sysprocesses
WHERE dbid = db_id('MyDB')
EXEC(@kill);
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Referring to a Column Alias in a WHERE Clause
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SELECT
logcount, logUserID, maxlogtm,
DATEDIFF(day, maxlogtm, GETDATE()) AS daysdiff
FROM statslogsummary
WHERE ( DATEDIFF(day, maxlogtm, GETDATE() > 120)
Normally you can't refer to field aliases in the WHERE clause. (Think of it as the entire SELECT including al...
Is there an Eclipse line-width marker?
...ific project where I need to wrap every code line at 65 characters. I have set up the eclipse Java code formatter properly for this. But what I really want is a vertical line to be drawn in the editor showing where the max line width while I am typing, not just when I run the formmater. I know this ...