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How to save an HTML5 Canvas as an image on a server?
I'm working on a generative art project where I would like to allow users to save the resulting images from an algorithm. The general idea is:
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Presenting a UIAlertController properly on an iPad using iOS 8
With iOS 8.0, Apple introduced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
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Creating an array of objects in Java
I am new to Java and for the time created an array of objects in Java.
8 Answers
8
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SQL Server IIF vs CASE
I recently came to know about the availability of IIF function in SQL Server 2012. I always use nested CASE in my queries. I want to know the exact purpose of the IIF statement and when should we prefer using IIF over CASE Statement in the query.
I mostly use nested CASE in my queries.
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Gitignore not working
My .gitignore file isn't working for some reason, and no amount of Googling has been able to fix it. Here is what I have:
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Database Design for Tagging
How would you design a database to support the following tagging features:
12 Answers
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Postgres: INSERT if does not exist already
I'm using Python to write to a postgres database:
17 Answers
17
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How to prevent the activity from loading twice on pressing the button
I am trying to prevent the activity from loading twice if I press the button twice instantly after the first click.
19 Answ...
Can I use CASE statement in a JOIN condition?
The following image is a part of Microsoft SQL Server 2008 R2 System Views. From the image we can see that the relationship between sys.partitions and sys.allocation_units depends on the value of sys.allocation_units.type . So to join them together I would write something similar to this:
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ASP.NET MVC Ajax Error handling
How do I handle exceptions thrown in a controller when jquery ajax calls an action?
6 Answers
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