[Q] Variable Value - Android Studio

help after i finish installing Android Studio it tells me i have an invalid variable value. i have jdk-8u31-windows-x64.exe . what is a variable value and how do i find it.
also its located in environment variable in control panel, I have a ASUS Computer with 64 bits

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How do I round a variable in tasker?

How would I round a variable in tasker?
Let's take for example %info. It is 1.4567 I would like to round it to 1.5.
I found a guide showing that there is a command: round(%info). But it doesn't work.
Use round(%your_variable_name_here)
Check do Maths
Or long way
Split %info (1.4567) using .
Section %info2 to first character after .
If %info2 is greater(or) than 5 = %info +1
If %info2 is less than 5 = do nothing

background learning of cell towers areas

Hi,
It doesn't seems to practical to have the phone on an inside the task to learn a new cell tower are. I found this post
https://groups.google.com/forum/#!topic/tasker/UXVXY3gYwqw
in which there is a profile and a task that record recent Cells ID to a predefined variable.
The profile and task are:
Profile: Record Cells (181)
Event: Variable Set [ Variable:%CELLID Value:* ]
Enter: RecordCells (182)
A1: Variable Set [ Name:%CELL_List To:%CELLID
Do Mathsff Appendn ] If [ %CELL_List !~ *%CELLID* ]
This is launched from a button with the following actions:
Action 1: Perform Task : Record Cells (this is to capture the current cell as the above only kicks in when the cell changes):
RecordCells (182)
A1: Variable Set [ Name:%CELL_List To:%CELLID
Do Mathsff Appendn ] If [ %CELL_List !~ *%CELLID* ]
Action 2: Set Profile Status (Record Cells) On
Its necessary to create a button on a scene. (I've attached the files)
It works but i would like to know the following:
1.- To stop the cell tower recording, for when i leave the area. There its been said that clearing the %CELLgatherswitch variable should work, but when i see the variable values, it is always empty, so nothing to clear...
2.- To learn different areas: copying the task and change the variable name do the trick i think, but for now i have no way to stop it.
3.- Is really a difference between executing the RecordCell task manually and trough an scene?
Any help will be appreciated!

Overwrite array value

Hello
I’m trying to overwrite an array value. The array containing the values that need to be changed is %ObdFuelAvgArr the index of the value I’m trying to set is %ObdPlaceHolder and the value that I’m trying to insert is %ObdPercent. I’ve tried various ways of entering this into tasker. The latest iteration was this:
Code:
Variable Array
%ObdFuelAvgArr(%ObdPlaceHolder)
Values
ObdPercent
Could someone help me find a solution?
Thanks,
Loren
You need to Use the Array Push action probably in conjunction with the Fill Spaces parameter. Depending on whether the array element is already occupied, you may need to empty it before updating using a Variable Clear.
From the Tasker user guide: variables page;
Inserting Elements
Use the Array Push action.
The Fill Spaces parameter might need more explanation. It is only relevant if one or more of the array elements are undefined. As an example, if we have the array elements %arr1 and %arr3 containing apple and banana:
Array Push %arr1, 1, pear
leaves %arr1, %arr2 and %arr4 containing pear, apple and banana.
but Array Push %arr2, 1, pear, Fill Spaces
leaves %arr1, %arr2 and %arr3 containing pear, apple and banana.
Removing Elements
Use the Array Pop action. Note the difference between Array Pop and Variable Clear: Pop reduces the number of elements in the array, while Clear merely changes elements to undefined.
Example: if we have the array elements %arr1, %arr2, %arr3 containing apple,pear and banana:
Variable Clear %arr2
leaves %arr1 and %arr3 containing apple and banana.
but Array Pop %arr2
leaves %arr1 and %arr2 containing apple and banana.
Click to expand...
Click to collapse
"Good judgment comes from experience, and a lot of that comes from bad judgment." - Will Rogers

With Tasker brightness not adjustable

Hi,
I have an issue with Tasker on my Oreo car stereo.
With Tasker I am not able to adjust the screen brightness:
Code:
Profile: Night (7)
State: Twilight [ Configuration:From CIVIL DUSK to CIVIL DAWN at Device location. ]
Enter: Dimmer ON (5)
Stay Awake
A1: Display Brightness [ Level:0 Disable Safeguard:eek:n Ignore Current Level:eek:ff Immediate Effect:eek:ff ]
A2: Set Tasker Icon [ Icon:mw_action_bookmark_border ]
Exit: Dimmer OFF (6)
A1: Display Brightness [ Level:255 Disable Safeguard:eek:n Ignore Current Level:eek:ff Immediate Effect:eek:ff ]
A2: Set Tasker Icon [ Icon:mw_action_bookmark ]
Even the manual executing of the task it doesn´t change the brightness.
Any hints how to get this working?
I used exactly this task on earlier radio with Android 7 and it is still working fine on my Phone with Android 7.
I think the behavior is related to Andoid 8, could that be possible?
Is adaptive brightness turned off?
"Good judgment comes from experience, and a lot of that comes from bad judgment." - Will Rogers
ktmom said:
Is adaptive brightness turned off?
Click to expand...
Click to collapse
Yes it is turned off in the Android settings, to not use the head lights.
Even if I switch off adaptive brightness in the task it doesn´t do anything.
The unit itself has no light sensor, so I need something which dims the screen brightness independant of the head lights.
rigattoni said:
Hi,
I have an issue with Tasker on my Oreo car stereo.
With Tasker I am not able to adjust the screen brightness:
Code:
Profile: Night (7)
State: Twilight [ Configuration:From CIVIL DUSK to CIVIL DAWN at Device location. ]
Enter: Dimmer ON (5)
Stay Awake
A1: Display Brightness [ Level:0 Disable Safeguard:eek:n Ignore Current Level:eek:ff Immediate Effect:eek:ff ]
A2: Set Tasker Icon [ Icon:mw_action_bookmark_border ]
Exit: Dimmer OFF (6)
A1: Display Brightness [ Level:255 Disable Safeguard:eek:n Ignore Current Level:eek:ff Immediate Effect:eek:ff ]
A2: Set Tasker Icon [ Icon:mw_action_bookmark ]
Even the manual executing of the task it doesn´t change the brightness.
Any hints how to get this working?
I used exactly this task on earlier radio with Android 7 and it is still working fine on my Phone with Android 7.
I think the behavior is related to Andoid 8, could that be possible?
Click to expand...
Click to collapse
Hi Mate.
I have exactly the same problem. Did you get a solution?
I have a Xtrons Android 8 unit and brightness does not work , exactly like you explained.
Did you get a solution?
Hi,
there will be no solution until they use the Adroid_API as it should be.
Tasker uses the API, but the dev of our version seems to use different folder structures.
If I have a look at the traces I find the following entry:
Code:
05-07 13:45:54.415 292 292 E Lights Hal: write_int failed to open /sys/class/backlight/rk28_bl/brightness
/sys/class/backlight/rk28_bl/brightness would be the correct folder used by the API.
The reason for this issue is, that the folder rk28_bl does not exist. The file "brightness" is stored in folder:
/sys/class/backlight/backlight/brightness
I´m thinking about a method to get a workaround for this issue, but I don´t have the needed time to do it in the moment.
Hello,
I have the same issue. Did you find how to fix this?
alek_05 said:
Hello,
I have the same issue. Did you find how to fix this?
Click to expand...
Click to collapse
I got a new firmware for my Pumpkin and use FCC car launcher, which is able to do it.
rigattoni said:
Hi,
there will be no solution until they use the Adroid_API as it should be.
Tasker uses the API, but the dev of our version seems to use different folder structures.
If I have a look at the traces I find the following entry:
/sys/class/backlight/rk28_bl/brightness would be the correct folder used by the API.
The reason for this issue is, that the folder rk28_bl does not exist. The file "brightness" is stored in folder:
/sys/class/backlight/backlight/brightness
I´m thinking about a method to get a workaround for this issue, but I don´t have the needed time to do it in the moment.
Click to expand...
Click to collapse
Try this, run shell with tasker :
settings put system screen_brightness=216
value : 0 to 216
philippe734 said:
Try this, run shell with tasker :
settings put system screen_brightness=216
value : 0 to 216
Click to expand...
Click to collapse
No that can not work... and it does not work with OREO head units... at least not with mine.

Null value

I am trying to determine if it is a variable is null. Currently if I have a variable %car it will return "ford". However if it is empty the variable will return as a string %car. How do I turn that into a null value or have tasker recognize it should treat it as null.
qwertnard said:
I am trying to determine if it is a variable is null. Currently if I have a variable %car it will return "ford". However if it is empty the variable will return as a string %car. How do I turn that into a null value or have tasker recognize it should treat it as null.
Click to expand...
Click to collapse
That is by design. If you test for "not set", it will be TRUE when %car = %car and FALSE when %car = ford.
Uninitialized Variables
User-variables which have not had a value assigned do not have replacements carried out e.g. in the expression I love %fruit, if %fruit is uninitialized, the expression remains as it is, otherwise %fruit is replaced with the value.
Exception: uninitialized variables used in mathematical expressions are replaced with 0.

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