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What is the difference between HAVING and WHERE in SQL?
...ntry, COUNT(*)
FROM Ed_Centers
GROUP BY edc_country
HAVING COUNT(*) > 1
ORDER BY edc_country;
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405 method not allowed Web API
...all before doing a post. It does this to make sure the CORS headers are in order. It can be problematic if you are not handling the OPTIONS call in your API controller.
public void Options() { }
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Difference between jar and war in Java
...here too)) .jsp files images, files etc.
All WAR content that is there in order to create a self-contained module.
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ActiveRecord.find(array_of_ids), preserving order
When you do Something.find(array_of_ids) in Rails, the order of the resulting array does not depend on the order of array_of_ids .
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How do I search an SQL Server database for a string?
...d searching in sys and INFORMATION_SCHEMA schemas
and C.text like '%ICE_%'
order by [Schema]
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Why should C++ programmers minimize use of 'new'?
... It can do so because it requires you to release the memory in the reverse order (First-In, Last-Out: FILO). This is the memory allocation technique for local variables in many programming languages. It is very, very fast because it requires minimal bookkeeping and the next address to allocate is ...
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
...ld be same architecture) and already tried everything like pip and etc. In order fix this problem do following steps:
Download MySql for Python from here
Untar downloaded file. In terminal window do following: tar xvfz downloade.tar.
cd /to untared directory
Run sudo python setup.py install
If you...
Plotting two variables as lines using ggplot2 on the same graph
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Return rows in random order [duplicate]
Is it possible to write SQL query that returns table rows in random order every time the query run?
6 Answers
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PostgreSQL: How to pass parameters from command line?
...XECUTE foo('foo','bar','baz');
This way you can always execute it in this order (the query prepared only if it does not prepared yet), repeat the execution and get the result from the last query.