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Can I update a component's props in React.js?
After starting to work with React.js, it seems like props are intended to be static (passed in from the parent component), while state changes based upon events. However, I noticed in the docs a reference to componentWillReceiveProps , which specifically includes this example:
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How to make a div 100% height of the browser window
...ewport-Relative) Lengths
What are Viewport-Percentage Lengths?
From the linked W3 Candidate Recommendation above:
The viewport-percentage lengths are relative to the size of the initial containing block. When the height or width of the initial containing block is changed, they are scaled accor...
What happens with constraints when a view is removed
The question I have is simple but I couldn't find any information in the documentation.
6 Answers
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Android - custom UI with custom attributes
...by way of View or specific UI element extension). But is it possible to define new properties or attributes to newly created UI elements (I mean not inherited, but brand new to define some specific behavior I am not able to handle with default propertis or attributes)
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Find directory name with wildcard or similar to “like”
I am using the following command to find a directory name.
1 Answer
1
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How to make Entity Framework Data Context Readonly
I need to expose an Entity Framework Data Context to 3rd party plugins. The purpose is to allow these plugins to fetch data only and not to let them issue inserts, updates or deletes or any other database modification commands. Hence how can I make a data context or entity readonly.
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MongoDB: update every document on one field
...> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depending on your version of MongoDB, the query will look different. Regardless of version, the key is that the empty condition {} will match any document. In the Mongo shell, or with any MongoDB client:
$version >= 3.2:
db.fo...
Need command line to start web browser using adb
...can I start a browser with the adb shell command and make it open a certain web page?
5 Answers
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Do you need to use path.join in node.js?
as everyone knows Windows does paths with backslashes where Unix does paths with forward slashes. node.js provides path.join() to always use the correct slash. So for example instead of writing the Unix only 'a/b/c' you would do path.join('a','b','c') instead.
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What to do with branch after merge
I had two branches: master and branch1 . I just merged branch1 back into master and I'm done with that branch. Should I delete it or just let it sit around? Will deleting it cause any loss of data?
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