how to get Cell Signal Strength in Lte without getAllCellInfo in android -

-

i using bellow code signal strength in lte.

for (final cellinfo info : tm.getallcellinfo()) {    if (info instanceof cellinfolte) {      final cellsignalstrengthlte lte = ((cellinfolte) info).getcellsignalstrength();          lte.getdbm();   }  }

but getallcellinfo in returning null. way initialize cellsignalstrengthlte without calling tm.getallcellinfo? api version 17.


Comments

Post a Comment

Popular posts from this blog

google api - Incomplete response from Gmail API threads.list -

-
i plot number of emails in inbox on time using gmail api , i'm seeing lot of drop-outs, whatever reason i'm getting incomplete count of messages @ single time points. my plots here: https://plot.ly/~tdsmith/2 -- "drop-outs" i'm complaining trace shoots downwards , recovers previous level @ next timepoint. the code i'm using count emails here: https://github.com/tdsmith/gmail-plotly/blob/master/gmail-plotly.py#l47-l64 what can diagnose these faults?
Read more

qml - Is it possible to implement SystemTrayIcon functionality in Qt Quick application -

-
i writing qtquick desktop application. use both c++ (for functionality) , qml (for ui) in it. use qquickview show interface written in qml. i want application reside in system tray when minimised. i mean functionality similar example. http://qt-project.org/doc/qt-4.8/desktop-systray.html . trying implement feature not find way in qt quick application. here main.cpp code: #include <qguiapplication> #include <qqmlengine> #include <qqmlcontext> #include <qqmlfileselector> #include <qquickview> #include "myapp.h" int main(int argc, char* argv[]) { qguiapplication app(argc,argv); app.setapplicationname(qfileinfo(app.applicationfilepath()).basename()); qdir::setcurrent(qapp->applicationdirpath()); myapp myappobject; qquickview view; view.connect(view.engine(), signal(quit()), &app, slot(quit())); view.rootcontext()->setcontextproperty("myappobject", &myappobject); new qqmlfilese...
Read more

double exclamation marks in haskell -

-
i have code: ghci>let listoffuns = map (*) [0..] ghci>(listoffuns !! 4) 5 20 what !! mean? i saw example double exclamation this: ghci> [1,2,3,4]!!1 ghci> 2 but seems don't apply question example. how understand function. need explanations. !! indexes lists. takes list , index, , returns item @ index. if index out of bounds, returns ⊥.
Read more