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IllegalStateException: Can not perform this action after onSaveInstanceState with ViewPager
...he activity to host fragments. It's value should be properly initialized.
fun dispatchFragment(frag: Fragment) {
hostActivity?.let {
if(it.lifecyclecurrentState.isAtLeast(Lifecycle.State.RESUMED)){
showFragment(frag)
}
}
}
private fun showFragment(frag: Fragment) {...
How to remove ASP.Net MVC Default HTTP Headers?
...
I found this configuration in my web.config which was for a New Web Site... created in Visual Studio (as opposed to a New Project...). Since the question states a ASP.NET MVC application, not as relevant, but still an option.
<system.webServer>
<httpProtocol>
<customHea...
How do I format a string using a dictionary in python-3.x?
...yntax, available since Python 3.6:
>>> geopoint = {'latitude':41.123,'longitude':71.091}
>>> print(f'{geopoint["latitude"]} {geopoint["longitude"]}')
41.123 71.091
Note the outer single quotes and inner double quotes (you could also do it the other way around).
...
How to unit test a Node.js module that requires other modules and how to mock the global require fun
...h/to/underTest');
var sinon = require('sinon');
describe("underTest", function() {
it("does something", function() {
sinon.stub(innerLib, 'toCrazyCrap').callsFake(function() {
// whatever you would like innerLib.toCrazyCrap to do under test
});
underTest();
sinon.asser...
What is the best way to programmatically detect porn images? [closed]
...ng like akismet to automatically detect porn images on a social networking site which allows users to upload their pics, avatars, etc?
...
Where does Java's String constant pool live, the heap or the stack?
...
Please disclose any affiliations and do not use the site as a way to promote your site through posting. See How do I write a good answer?.
– user3956566
Dec 15 '18 at 4:51
...
Paging in a Rest Collection
...ents): barelyenough.org/blog/2008/05/versioning-rest-web-services Another site revolved around Ruby's usage of .json, .xml, .whatever in determining the content type of a request. Some of the examples: * language - putting it in the URL means sending the link to another country would render it in ...
Getting one value from a tuple
...o a list
first_val = my_tuple[0]
second_val = my_tuple[1]
# if you have a function called my_tuple_fun that returns a tuple,
# you might want to do this
my_tuple_fun()[0]
my_tuple_fun()[1]
# or this
v1, v2 = my_tuple_fun()
Hope this clears things up further for those that need it.
...
jquery data selector
..., and then select using that attribute:
var elm = $('a').attr('data-test',123); //assign 123 using attr()
elm = $("a[data-test=123]"); //select elm using attribute
and now for that elm, both attr() and data() will yield 123:
console.log(elm.attr('data-test')); //123
console.log(elm.data('test'))...
Comma separator for numbers in R?
...rn a vector of characters. I'd only use that for printing.
> prettyNum(12345.678,big.mark=",",scientific=FALSE)
[1] "12,345.68"
> format(12345.678,big.mark=",",scientific=FALSE)
[1] "12,345.68"
EDIT: As Michael Chirico says in the comment:
Be aware that these have the side effect of padd...