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Get the current displaying UIViewController on the screen in AppDelegate.m
...eral because it depends strictly on how you built your UI and there is no em>x m>plicit controller hierarchy (like it happens for views). You may simply add a property to your root controller and set its value whenever you "push" a new controller on top.
– sergio
Ju...
How to set 'auto' for upper limit, but keep a fim>x m>ed lower limit with matplotlib.pyplot
I want to set the upper limit of the y-am>x m>is to 'auto', but I want to keep the lower limit of the y-am>x m>is to always be zero. I tried 'auto' and 'autorange', but those don't seem to work. Thank you in advance.
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std::unique_ptr with an incomplete type won't compile
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Here are some em>x m>amples of std::unique_ptr with incomplete types. The problem lies in destruction.
If you use pimpl with unique_ptr, you need to declare a destructor:
class foo
{
class impl;
std::unique_ptr<impl> impl_;
pub...
Choice between vector::resize() and vector::reserve()
...ay of 1000 default items, use resize(). If you want an array to which you em>x m>pect to insert 1000 items and want to avoid a couple of allocations, use reserve().
EDIT: Blastfurnace's comment made me read the question again and realize, that in your case the correct answer is don't preallocate manuall...
Is there a printf converter to print in binary format?
I can print with printf as a hem>x m> or octal number. Is there a format tag to print as binary, or arbitrary base?
52 Answer...
Javascript : Send JSON Object with Ajam>x m>?
...tring:JSON.stringify({name:"John", time:"2pm"}) });
Without jQuery:
var m>x m>mlhttp = new m>X m>MLHttpRequest(); // new HttpRequest instance
m>x m>mlhttp.open("POST", "/json-handler");
m>x m>mlhttp.setRequestHeader("Content-Type", "application/json");
m>x m>mlhttp.send(JSON.stringify({name:"John Rambo", time:"2pm"}))...
Check if a Postgres JSON array contains a string
...rom rabbits where (info->'food')::jsonb ? 'carrots';
You can even indem>x m> the ? query on the "food" key if you switch to the jsonb type instead:
alter table rabbits alter info type jsonb using info::jsonb;
create indem>x m> on rabbits using gin ((info->'food'));
select info->>'name' from rab...
Adding two Java 8 streams, or an em>x m>tra element to a stream
I can add streams or em>x m>tra elements, like this:
8 Answers
8
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Using reflect, how do you set the value of a struct field?
...o learn about reflection is to see how the core Go developers use it. For em>x m>ample, the Go fmt and json packages. The package documentation has links to the source code files under the heading Package files.
The Go json package marshals and unmarshals JSON from and to Go structures.
Here's a step...
NOT using repository pattern, use the ORM as is (EF)
...I've thrown the towel in and given up on it, here's why.
Coding for the em>x m>ception
Do you code for the 1% chance your database is going to change from one technology to another? If you're thinking about your business's future state and say yes that's a possibility then a) they must have a lot of m...