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TSQL - Cast string to integer or return default value
...2))
ELSE CONVERT(bigint, @Value)
END
IF ABS(@I) > 2147483647 RETURN NULL
RETURN @I
END
GO
-- Testing
DECLARE @Test TABLE(Value nvarchar(50)) -- Result
INSERT INTO @Test SELECT '1234' -- 1234
INSERT INTO @Test SELECT '1,234' -- 1234
INSERT INTO @Tes...
Elasticsearch query to return all records
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edited May 25 '16 at 4:10
answered Jan 12 '12 at 7:28
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Android: ListView elements with multiple clickable buttons
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edited Sep 14 '14 at 1:44
Rob Bajorek
5,28477 gold badges4040 silver badges4747 bronze badges
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Serializing PHP object to JSON
...umbled across the new JsonSerializable Interface . It's only PHP >= 5.4 though, and I'm running in a 5.3.x environment.
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URL to load resources from the classpath in Java
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14 Answers
14
Active
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MySQL - Rows to Columns
... 3 |
| 2 | A | 9 |
| 2 | C | 40 |
+--------+----------+-----------+
This will be our goal, the pretty pivot table:
select * from history_itemvalue_pivot;
+--------+------+------+------+
| hostid | A | B | C |
+--------+------+------+------+
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Rails migration for has_and_belongs_to_many join table
...; ActiveRecord::Base
has_and_belongs_to_many :teachers
end
for rails 4:
rails generate migration CreateJoinTableStudentTeacher student teacher
for rails 3:
rails generate migration students_teachers student_id:integer teacher_id:integer
for rails < 3
script/generate migration stu...
Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
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edited Jul 2 '19 at 8:46
answered Oct 10 '08 at 1:09
Ta...
Download file of any type in Asp.Net MVC using FileResult?
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432
You can just specify the generic octet-stream MIME type:
public FileResult Download()
{
b...
How to have an auto incrementing version number (Visual Studio)? [duplicate]
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634
If you add an AssemblyInfo class to your project and amend the AssemblyVersion attribute to end ...