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Separate Back Stack for each tab in Android using Fragments
...ks.get(mCurrentTab).size() == 0){
return;
}
/*Now current fragment on screen gets onActivityResult callback..*/
mStacks.get(mCurrentTab).lastElement().onActivityResult(requestCode, resultCode, data);
}
}
4. app_main_tab_fragment_layout.xml (In case anyone ...
ActiveModel::ForbiddenAttributesError when creating new user
...pecify in
each controller)
Additionally, load_and_authorize_resource can now take a param_method option to specify a custom method in the controller to run to sanitize input.
You can associate the param_method option with a symbol corresponding to the name of a method that will get called:
class...
Convert integer into its character equivalent, where 0 => a, 1 => b, etc
... @mikemaccana, why this edit? I think it makes it harder to read. Now I have to scroll horizontally to read the code.
– z0r
May 11 '17 at 1:23
...
UPDATE and REPLACE part of a string
...re you have date Code which is seven character something like
"32-1000"
Now you want to replace all
"32-"
With
"14-"
The SQL query you have to run is
Update Products Set Code = replace(Code, '32-', '14-') Where ...(Put your where statement in here)
...
How to format a floating number to fixed width in Python
...
This has changed in the last 4 years, now % formatting is the oldest method of formatting. For several reasons using str.format or f-strings is preferred over %. Previously when it was only str.format, people had some reasons but f-strings fixed that hole. format...
Store a closure as a variable in Swift
...e realized with an optional:
var completionHandler: ((Float)->Void)?
Now the property is automatically initialized to nil ("no value").
In Swift you would use optional binding to check of a the
completion handler has a value
if let handler = completionHandler {
handler(result)
}
or opti...
Changing element style attribute dynamically using JavaScript
I hav a certain style sheet for a div. Now i want to modify one attribute of div dynamically using js.
10 Answers
...
Can I use require(“path”).join to safely concatenate urls?
...t use path.join() to join URL elements.
There's a package for doing that now. So rather than reinvent the wheel, write all your own tests, find bugs, fix them, write more tests, find an edge case where it doesn't work, etc., you could use this package.
url-join
https://github.com/jfromaniello/ur...
Make child visible outside an overflow:hidden parent
...
Hmm! Clever, I am just now experimenting with it. What I am currently getting is that the generated content behaves correctly, being preserved in the flow of the layout, however the parent will still ignore it and layer ontop of the floating elemen...
getResourceAsStream returns null
...n is this article from InfoWorld. I'll summarize here, but if you want to know more you should check out the article.
Methods
ClassLoader.getResourceAsStream().
Format: "/"-separated names; no leading "/" (all names are absolute).
Example: this.getClass().getClassLoader().getResourceAsStream("some...