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How do I (or can I) SELECT DISTINCT on multiple columns?
I need to retrieve all rows from a table where 2 columns combined are all different. So I want all the sales that do not have any other sales that happened on the same day for the same price. The sales that are unique based on day and price will get updated to an active status.
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Cleaning up sinon stubs easily
Is there a way to easily reset all sinon spys mocks and stubs that will work cleanly with mocha's beforeEach blocks.
8 Answ...
How to remove constraints from my MySQL table?
I want to remove constraints from my table. My query is:
12 Answers
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How to check version of a CocoaPods framework
I have updated Flurry via CocoaPods, but how can I check if Flurry was updated?
10 Answers
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How to configure postgresql for the first time?
I have just installed postgresql and I specified password x during installation.
When I try to do createdb and specify any password I get the message:
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SQL Server query to find all permissions/access for all users in a database
I would like to write a query on a sql 2008 that will report all the users that have access to a specific database, or objects within the database such as tables, views, and stored procedures, either directly or due to roles, etc. This report would be used for security auditing purposes. Not sure ...
How to compare two floating point numbers in Bash?
I am trying hard to compare two floating point numbers within a bash script. I have to variables, e.g.
17 Answers
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Django, creating a custom 500/404 error page
Following the tutorial found here exactly, I cannot create a custom 500 or 404 error page. If I do type in a bad url, the page gives me the default error page. Is there anything I should be checking for that would prevent a custom page from showing up?
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jQuery vs document.querySelectorAll
I heard several times that jQuery's strongest asset is the way it queries and manipulates elements in the DOM: you can use CSS queries to create complex queries that would be very hard to do in regular javascript .
However , as far as I know, you can achieve the same result with document.querySele...
How to fully clean bin and obj folders within Visual Studio?
If you right click on a folder, you will see a "Clean" menu item. I assumed this would clean (remove) the obj and bin directory.
However, as far as I can see, it does nothing.
Is there another way?
(please don't tell me to go to Windows Explorer or the cmd.exe)
I'd like to remove the obj and bin fo...