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How do you stretch an image to fill a while keeping the image's aspect-ratio?

... Update 2016: Modern browser behave much better. All you should need to do is to set the image width to 100% (demo) .container img { width: 100%; } Since you don't know the aspect ratio, you'll have to use some scripting. Here is how I would do it with jQuery (demo)...
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mysql update column with value from another table

...answer if you need to change tableB.value according to tableA.value dynamically you can do for example: UPDATE tableB INNER JOIN tableA ON tableB.name = tableA.name SET tableB.value = IF(tableA.value > 0, tableA.value, tableB.value) WHERE tableA.name = 'Joe' ...
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How is Docker different from a virtual machine?

... Docker originally used LinuX Containers (LXC), but later switched to runC (formerly known as libcontainer), which runs in the same operating system as its host. This allows it to share a lot of the host operating system resources. Also, i...
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Limitations of Intel Assembly Syntax Compared to AT&T [closed]

... There is really no advantage to one over the other. I agree though that Intel syntax is much easier to read. Keep in mind that, AFAIK, all GNU tools have the option to use Intel syntax also. It looks like you can make GDB use Intel syn...
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Pushing app to heroku problem

... For all the people who this does not work, check your ~/.heroku/credentials If the email or token does not match the account, you won't see your apps. sh...
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Can you autoplay HTML5 videos on the iPad?

...ugh both script and attribute implementations. In Safari, on iOS (for all devices, including iPad), where the user may be on a cellular network and be charged per data unit, preload and auto-play are disabled. No data is loaded until the user initiates it." - Apple documentation. Here is a ...
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What is the good python3 equivalent for auto tuple unpacking in lambda?

... No, there is no other way. You covered it all. The way to go would be to raise this issue on the Python ideas mailing list, but be prepared to argue a lot over there to gain some traction. Actually, just not to say "there is no way out", a third way could be to imp...
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initializer_list and move semantics

Am I allowed to move elements out of a std::initializer_list<T> ? 8 Answers 8 ...
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List of Rails Model Types

... You can use the following basic field types in model scaffolding, all are supported in ActiveRecord supported databases without any extra gem (MySQL, PostgreSQL, SQLite): :binary :boolean :date :datetime :decimal :float :integer :primary_key :string :text :time :timestamp In the scaffol...
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Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]

...like you can specify any key you could use in setValue:forKey: method, actually specifying complex key paths like bounds.size. – pqnet Apr 8 '12 at 17:41 13 ...