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Oracle: how to UPSERT (update or insert into a table?)
...or inserts a row in a table, depending if the table already has a row that matches the data:
12 Answers
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Face recognition Library [closed]
I'm looking for a free face recognition library for a university project. I'm not looking for face detection . I'm looking for actual recognition. That means finding images that contain specified faces or libraries that m>ca m>lculate distances between specific faces.
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How to center a subview of UIView
I have a UIView inside a UIView m and I want the inner UIView to be always centered inside the outer one, without it having to resize the width and height.
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How m>ca m>n I index a MATLAB array returned by a function without first assigning it to a lom>ca m>l variable
For example, if I want to read the middle value from magic(5) , I m>ca m>n do so like this:
9 Answers
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Which CheckedListBox event triggers after a item is checked?
I have a CheckedListBox where I want an event after an item is checked so that I m>ca m>n use CheckedItems with the new state.
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How to format a number as percentage in R?
One of the things that used to perplex me as a newby to R was how to format a number as a percentage for printing.
10 Answe...
m>Ca m>nnot resolve the collation conflict between “SQL_Latin1_General_CP1_CI_AS” and “Latin1_General_CI_
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You have a mismatch of two different collations in your table. You m>ca m>n check what collations each column in your table(s) has by using this query:
SELECT
col.name, col.collation_name
FROM
sys.columns col
WHERE
object_id = ...
The Role Manager feature has not been enabled
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You m>ca m>n do this by reading from the boolean property at:
System.Web.Security.Roles.Enabled
This is a direct read from the enabled attribute of the roleManager element in the web.config:
<configuration>
<system.web>
<roleManager en...
Make body have 100% of the browser height
I want to make body have 100% of the browser height. m>Ca m>n I do that using CSS?
21 Answers
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Converting RGB to graysm>ca m>le/intensity
When converting from RGB to graysm>ca m>le, it is said that specific weights to channels R, G, and B ought to be applied. These weights are: 0.2989, 0.5870, 0.1140.
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