Posts by Gerson Santos • 38 points
9 posts
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votes3
answers229
viewsA: Angular HTTP subscribe does not return Sponse
We know the method HttpClient.get() serves to fetch data from a server, even if it seems redundant is relevant information. The method assíncrono sends a request HTTP and returns a Observable…
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votes2
answers490
viewsA: Problem with angular 5x routes
Despite having some time already this question, the problem seems to be in your app.module, is like the Pedro Buzzi Filho said, the invocation must be performed at the time of import within your…
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votes2
answers3335
viewsA: How to disable the button in Angular?
The interesting thing would be to use formGroup, that your code HTML would be much more readable, but to solve your problem based on what you are exposing, then just inform of which form you are…
angularanswered Gerson Santos 38 -
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votes3
answers1340
viewsA: How to recover all data inside the key in Firebase
To solve your problem do the following: Makes the declaration in global scope of these variables private String nome; private String latitude; private String longitude; Marker marcador; Then just…
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votes2
answers826
viewsA: Return to a previous Fragment from any Fragment
Apparently you’re right, instead of using getFragmentManager().popBackStack() and getFragmentManager().popBackStackImmediate() within the onOptionsItemSelected(MenuItem item), utilize…
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votes1
answer171
viewsA: Error while creating android studio Fragment
In the official documentation is used in a way very similar to yours, but use this suggestion that can give you a great result. @Override public Fragment getItem(int position) { switch (position){…
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votes1
answer199
viewsA: Problem when receiving, via Intent, a file shared by another app
In this code exposed it seems that is missing, at least, the request for reading in the storage of the device, because otherwise will always occur the permission error. Following is suggested…
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votes1
answer92
viewsA: Progressidialog closing before the Second Activity opens
The screen on the second activity gets stuck because, in fact, it’s carrying something. You should initialize your Progress in the second activity the same way he did the first time. Note that when…
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votes1
answer108
viewsQ: By pressing Play button more than once the sound plays simultaneously
My problem is this: I have an Android application that runs a Player, containing a "play" button, after the click appears "stop" and performs the sound. Works in a Navigation Drawer, so far so good…
androidasked Gerson Santos 38