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2014/10/16 ¤W¤È 08:25:26
android Programming Glossary: subtractAndroid getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results of the wraparound of the angle value because we can add or subtract 360 to diff so as to ensure that abs diff 180 which in turn..
How to get the correct number of bytes sent and received in TrafficStats? http://stackoverflow.com/questions/12765562/how-to-get-the-correct-number-of-bytes-sent-and-received-in-trafficstats values of TrafficStats counters at one point in time and subtract that from its values the next time I check. get current values.. TrafficStats.getTotalRxBytes to get mobile data count subtract old from current long currentMobileSent currentMobileTxBytes.. oldMobileRxBytes to get WiFi LAN data count subtract total from mobile long currentNetworkSent totalTxBytes currentMobileTxBytes..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation It just occurred to me maybe you could also simply subtract 90 from the final pitch result before displaying it share..
Scrolling a Canvas smoothly in Android http://stackoverflow.com/questions/2079328/scrolling-a-canvas-smoothly-in-android after scrolling i.e the first scroll point and the 10th subtract those and scroll by that number in a for each loop that makes..
Size of android notification bar and title bar? http://stackoverflow.com/questions/3600713/size-of-android-notification-bar-and-title-bar int height display.getHeight After that I want to subtract the sizes of the bars so that I can stretch a video without.. using densityDpi of DisplayMetrics you know which value to subtract so it could look something like that DisplayMetrics metrics..
How to find out the running/start time of android application? http://stackoverflow.com/questions/3677229/how-to-find-out-the-running-start-time-of-android-application To get the start time of your application and the just subtract that with the currenttime. Might not be the best way but that's..
Android get date before 7 days (one week) http://stackoverflow.com/questions/3747490/android-get-date-before-7-days-one-week then either figure out how many milliseconds you need to subtract Date newDate new Date myDate.getTime 604800000L 7 24 60 60 1000..
http://stackoverflow.com/questions/5890499/pcm-audio-amplitude-values a value of 128 indicating silence . So you have to add subtract this bias as well as scale by about 256 to convert between 8..
Android getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results Controller . Such a filter allows the compensation of the wraparound of the angle value because we can add or subtract 360 to diff so as to ensure that abs diff 180 which in turn ensures that the filtered angle value will always increase decrease..
How to get the correct number of bytes sent and received in TrafficStats? http://stackoverflow.com/questions/12765562/how-to-get-the-correct-number-of-bytes-sent-and-received-in-trafficstats WiFi LAN and mobile data connections. To do that I get the values of TrafficStats counters at one point in time and subtract that from its values the next time I check. get current values of counters long currentMobileTxBytes TrafficStats.getMobileTxBytes.. long totalTxBytes TrafficStats.getTotalTxBytes long totalRxBytes TrafficStats.getTotalRxBytes to get mobile data count subtract old from current long currentMobileSent currentMobileTxBytes oldMobileTxBytes long currentMobileReceived currentMobileRxBytes.. oldMobileTxBytes long currentMobileReceived currentMobileRxBytes oldMobileRxBytes to get WiFi LAN data count subtract total from mobile long currentNetworkSent totalTxBytes currentMobileTxBytes long currentNetworkReceived totalRxBytes currentMobileRxBytes..
Gyroscope Issues with Device Orientation http://stackoverflow.com/questions/14310347/gyroscope-issues-with-device-orientation
Scrolling a Canvas smoothly in Android http://stackoverflow.com/questions/2079328/scrolling-a-canvas-smoothly-in-android you'd need to make some sort of method that takes a few points after scrolling i.e the first scroll point and the 10th subtract those and scroll by that number in a for each loop that makes it gradually slower ScrollAmount turns Friction . I Hope this..
Size of android notification bar and title bar? http://stackoverflow.com/questions/3600713/size-of-android-notification-bar-and-title-bar getWindowManager .getDefaultDisplay int width display.getWidth int height display.getHeight After that I want to subtract the sizes of the bars so that I can stretch a video without loosing ratio. Currently I hide the bars because I can't see.. HDPI So if you retrieve the screen density of the device using densityDpi of DisplayMetrics you know which value to subtract so it could look something like that DisplayMetrics metrics new DisplayMetrics getWindowManager .getDefaultDisplay .getMetrics..
How to find out the running/start time of android application? http://stackoverflow.com/questions/3677229/how-to-find-out-the-running-start-time-of-android-application new InputStreamReader new FileInputStream ls ld proc pid 1000 To get the start time of your application and the just subtract that with the currenttime. Might not be the best way but that's what came to mind. And I haven't tried it.. Gl share improve..
Android get date before 7 days (one week) http://stackoverflow.com/questions/3747490/android-get-date-before-7-days-one-week Parse the date Date myDate dateFormat.parse dateString And then either figure out how many milliseconds you need to subtract Date newDate new Date myDate.getTime 604800000L 7 24 60 60 1000 Or use the API provided by the java.util.Calendar class..
http://stackoverflow.com/questions/5890499/pcm-audio-amplitude-values is often an unsigned data type with the range from 0..255 with a value of 128 indicating silence . So you have to add subtract this bias as well as scale by about 256 to convert between 8 bit and 16 bit audio PCM waveforms. share improve this answer..
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