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bootstrap button shows blue outline when clicked
...uilt-in boostrap class shadow-none for disabling box-shadow (not outline) (https://getbootstrap.com/docs/4.1/utilities/shadows/). This removes shadow of button:
<button class='btn btn-primary shadow-none'>Example button</button>
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Get element from within an iFrame
..., which allows you to share information between the pages. Some sources:
https://developer.mozilla.org/en-US/docs/Web/API/Window/postMessage
Html5 - Cross Browser Iframe postmessage - child to parent?
cross site iframe postMessage from child to parent
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Mod in Java produces negative numbers [duplicate]
... (here 2) is negative, all output values will be negative too. :)
Source: https://stackoverflow.com/a/25830153/2311557
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How to run a python script from IDLE interactive shell?
...ur file not in the same dir:
exec(open('./app/filename.py').read())
See https://stackoverflow.com/a/437857/739577 for passing global/local variables.
In deprecated Python versions
Python2
Built-in function: execfile
execfile('helloworld.py')
It normally cannot be called with arguments. But...
AngularJS: Understanding design pattern
...example of angular application structuring is implemented by angular-app - https://github.com/angular-app/angular-app/tree/master/client/src
This is also considered by modern application generators - https://github.com/yeoman/generator-angular/issues/109
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How to check 'undefined' value in jQuery
..."){
//Some code goes here
}
Refer jquery API document of jquery.type https://api.jquery.com/jQuery.type/ for the same.
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How to implement an STL-style iterator and avoid common pitfalls?
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http://www.cplusplus.com/reference/std/iterator/ has a handy chart that details the specs of § 24.2.2 of the C++11 standard. Basically, the iterators have tags that describe the valid operations, and the tags have a hierarchy. Be...
How does Java Garbage Collection work with Circular References?
...rence counting collector, which nonetheless can detect and collect cycles: WWW.Research.IBM.Com/people/d/dfb/recycler.html
– Jörg W Mittag
Dec 16 '09 at 1:03
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How to extract the decision rules from scikit-learn decision-tree?
...to translate to other languages: web.archive.org/web/20171005203850/http://www.kdnuggets.com/…
– Josiah
Aug 1 '18 at 20:24
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How to subtract 30 days from the current datetime in mysql?
... 2014-10-07 09:00:56
Other Interval Temporal Expression Unit arguments:
https://dev.mysql.com/doc/refman/5.5/en/expressions.html#temporal-intervals
select now() - interval 1 microsecond
select now() - interval 1 second
select now() - interval 1 minute
select now() - interval 1 hour
select no...