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How are everyday machines programmed?
... (not so much computers and mobile devices as appliances, digital watches, etc) programmed? What kind of code goes into the programming of a Coca-Cola vending machine? How does my coffee maker accept a pre-programmed time and begin brewing a pot of coffee hours later, when that time arrives?
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What's the difference between @Component, @Repository & @Service annotations in Spring?
...th @Controller and it will NOT work with @Component, @Service, @Repository etc...
Note: If a class is already registered as a bean through any alternate method, like through @Bean or through @Component, @Service etc... annotations, then @RequestMapping can be picked if the class is also annotated w...
Java Swing revalidate() vs repaint()
...ent to repaint itself. It is often the case that you need to call this in order to cleanup conditions such as yours.
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How do you add an in-app purchase to an iOS application?
.../ This happens when the IAP needs an external action
// in order to proceeded, like Ask to Buy
RemoveAdsManager.removeAdsDeferred()
break
}
}
}
Now let's add some functions that can be used to start a purchase or a restore purchases:
// ...
Maven equivalent for python [closed]
...ation information, and you can build eggs, dist tarballs, binary tarballs, etc with it.
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ggplot2 plot without axes, legends, etc
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Re: changing opts to theme etc (for lazy folks):
theme(axis.line=element_blank(),
axis.text.x=element_blank(),
axis.text.y=element_blank(),
axis.ticks=element_blank(),
axis.title.x=element_blank(),
axis.title.y=element_bl...
How to determine if one array contains all elements of another array
...is won't work if the intersection set has the same elements in a different order. I found this out the hard way while trying to answer this question: stackoverflow.com/questions/12062970/… later realized many smart folks had done it here already!
– CubaLibre
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Error in Swift class: Property not initialized at super.init call
...erclass initializer.
Now, the two phase initialization never talks about order, but this safety check, introduces super.init to be ordered, after the initialization of all the properties.
Safety check 1 might seem irrelevant as,
Two-phase initialization prevents property values from being access...
Why is Cache-Control attribute sent in request header (client to server)?
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A client can send a Cache-Control header in a request in order to request specific caching behavior, such as revalidation, from the origin server and any intermediate proxy servers along the request path.
s...
Adding data attribute to DOM
...Using .data() will only add data to the jQuery object for that element. In order to add the information to the element itself you need to access that element using jQuery's .attr or native .setAttribute
$('div').attr('data-info', 1);
$('div')[0].setAttribute('data-info',1);
In order to access an ...