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Delegates in swift?
... vc.colorString = colorLabel.text
vc.delegate = self
}
}
And that should work. This is of course just code fragments, but should give you the idea. For a long explanation of this code you can go over to my blog entry here:
segues and delegates
If you are interested in what's g...
How to serialize a lambda?
...unnable & Serializable)() -> System.out.println("Serializable!");
And the lambda automagically becomes serializable.
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Unable to forward search Bash history similarly as with CTRL-r
...earch forward as well. From the bash info manual, "8.2.5 Searching for Commands in the History":
To search backward in the history for a particular string, type C-r.
Typing C-s searches forward through the history.
The problem with Ctrl-S however is that sometimes collides with XON/XOFF flow...
Need to handle uncaught exception and send log file
...
Here's the complete solution (almost: I omitted the UI layout and button handling) - derived from a lot of experimentation and various posts from others related to issues that came up along the way.
There are a number of things you need to do:
Handle uncaughtException in your Appli...
Shorthand way for assigning a single field in a record, while copying the rest of the fields?
...
And lenses-like packages often define operators in addition to functions for getting and setting fields. For example, test $ c .~ "Goodbye" is how lens would do it iirc. I'm not saying this is intutitive, but once you know ...
How do I design a class in Python?
...had some really awesome help on my previous questions for detecting paws and toes within a paw , but all these solutions only work for one measurement at a time.
...
Default filter in Django admin
...ve a field named as status which has three values: activate , pending and rejected . When I use list_filter in Django admin, the filter is by default set to 'All' but I want to set it to pending by default.
...
Is there a cross-domain iframe height auto-resizer that works?
...ibrary for keeping iFrames sized to their content. It uses the PostMessage and MutationObserver APIs, with fall backs for IE8-10. It also has options for the content page to request the containing iFrame is a certain size and can also close the iFrame when your done with it.
https://github.com/david...
Inversion of Control vs Dependency Injection
...hanged through sub-classing.
DI Frameworks are designed to make use of DI and can define interfaces (or Annotations in Java) to make it easy to pass in the implementations.
IoC Containers are DI frameworks that can work outside of the programming language. In some you can configure which implemen...
Android JSONObject - How can I loop through a flat JSON object to get each key and value
How I can get each item's key and value without knowing the key nor value beforehand?
5 Answers
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