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Interface or an Abstract Class: which one to use?
...along a particular path. Other times it would be bad. Imagine if PHP's Countable and Iterator interfaces were abstract classes instead of interfaces.
One approach that's common when you're uncertain which way to go (as mentioned by cletus below) is to create an interface, and then have your abstr...
How to declare variable and use it in the same Oracle SQL script?
...or
DEFINE stupidvar = 'stupidvarcontent';
SELECT stupiddata
FROM stupidtable
WHERE stupidcolumn = '&stupidvar'
upd:
SQL*Plus: Release 10.2.0.1.0 - Production on Wed Aug 25 17:13:26 2010
Copyright (c) 1982, 2005, Oracle. All rights reserved.
SQL> conn od/od@etalon
Connected.
SQL>...
What is the difference between .text, .value, and .value2?
...xcept MSDN information for:
.Value
.Value2
.Text
you could analyse these tables for better understanding of differences between analysed properties.
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How can I remove the search bar and footer added by the jQuery DataTables plugin?
I am using jQuery DataTables .
18 Answers
18
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AWS MySQL RDS vs AWS DynamoDB [closed]
I've been using MySQL for a fair while now and I'm comfortable with its structure & SQL Queries etc.
4 Answers
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trying to align html button at the center of the my page [duplicate]
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I've really taken recently to display: table to give things a fixed size such as to enable margin: 0 auto to work. Has made my life a lot easier. You just need to get past the fact that 'table' display doesn't mean table html.
It's especially useful for responsiv...
What is the use of the square brackets [] in sql statements?
... You may also define a column name called select but select select from mytable would throw an error so select [select] from mytable would make it a valid query. Whatever word becomes colourful in your SQL management studio, should be surrounded by brackets if you want to use them as column / table...
When to use static vs instantiated classes
...y the code is much more extensible and, the most important part for me, testable. Why is it more important to be testable? Because I don't always write library code, so extensibility is not that important, but testability is important when I do refactoring. Anyways, testable code usually yields exte...
Difference between Pig and Hive? Why have both? [closed]
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Hive was designed to appeal to a community comfortable with SQL. Its philosophy was that we don't need yet another scripting language. Hive supports map and reduce transform scripts in the language of the user's choice (which can be embedded within SQL clauses). It is widel...
How to make Entity Framework Data Context Readonly
... db_datareader only sql login? With a standard DBContext EF throws CREATE TABLE permission denied even when my query code doesn't include any SaveChanges().
– reachingnexus
Mar 20 '19 at 20:02
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