Is NaN isNaN isInfinite number value Java Android example
float, double is NaN isNaN() isInfinite() Java Android example.
float f = 0.f;
boolean bIsNaN = Float.isNaN(f);
boolean bIsInfinite = Float.isInfinite(f);
double d = Math.sqrt(-10);
boolean b = Double.isNaN(d);
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Chytré telefony s Androidem - tabulka srovnání dle ceny:
Výrobce |
Model (codename) |
Cena, včetně DPH |
CPU MHz |
displej-rozlišení |
Velikost displeje v palcích |
ROM |
RAM |
---|---|---|---|---|---|---|---|
Huawei |
Vodafone 845 (U8120, Joy) |
1979 |
528 |
240x320 |
2.8 |
512 |
256 |
ZTE |
Vodafone 945 (ZTE Joe) |
1999 |
600 |
240x400 |
3.2 |
512 |
512 |
Huawei |
Vodafone 858 Smart (U8160) |
2177 |
528 |
240x320 |
2.8 |
512 |
256 |
Alcatel |
T-Mobile Move (OT 908) |
2294 |
600 |
240x320 |
2.8 |
512 |
512 |
Samsung |
Galaxy Y (S5360) |
2495 |
832 |
240x320 |
3 |
512 |
256 |
ZTE |
Racer II (Arizona) |
2536 |
500 |
240x320 |
2.8 |
512 |
256 |
Huawei |
Ideos X1 (U8180, Orange Stockholm) |
2549 |
528 |
240x320 |
2.8 |
512 |
256 |
Huawei |
U8100 |
2595 |
528 |
240x320 |
2.8 |
512 |
256 |
Huawei |
U8500 |
2699 |
600 |
320x480 |
3.2 |
512 |
256 |
Samsung |
Galaxy Mini (S5570) |
2799 |
600 |
240x320 |
3.14 |
512 |
256 |
Samsung |
Galaxy 5, 550 (i5500) |
2855 |
600 |
240x320 |
2.8 |
512 |
256 |
LG |
Optimus Me (P350) |
2924 |
600 |
240x320 |
2.8 |
512 |
512 |
SE |
Xperia X8 |
2977 |
600 |
320x480 |
3 |
512 |
256 |
Gigabyte |
GSmart G1310 (Roy) |
2990 |
528 |
320x480 |
3.2 |
512 |
256 |
MyPhone |
A210 |
2990 |
624 |
240x400 |
3 |
256 |
128 |
ZTE |
Orange San Francisco (ZTE Blade, U880, P729V) |
2999 |
600 |
480x800 |
3.5 |
512 |
512 |
HTC |
Explorer (Pico) |
3104 |
600 |
320x480 |
3.2 |
512 |
512 |
Huawei |
U8650 (Sonic) |
3290 |
600 |
320x480 |
3.5 |
512 |
256 |
Huawei |
Ideos X3 (U8510, Blaze) |
3377 |
600 |
320x480 |
3.2 |
512 |
256 |
Samsung |
Galaxy Y Pro (B5510) |
3390 |
832 |
240x320 |
2.6 |
|
|
Gigabyte |
GSmart G1317D (Rola) |
3504 |
528 |
240x400 |
3.2 |
512 |
256 |
SE |
Xperia Live Walkman (WT19i) |
3554 |
1000 |
320x480 |
3.2 |
1024 |
512 |
Huawei |
T-Mobile Comet (Ideos, U8150) |
3600 |
528 |
240x320 |
2.8 |
512 |
256 |
SE |
Xperia X10 mini pro (U20i, Mimmi) |
3777 |
600 |
240x320 |
2.55 |
512 |
256 |
LG |
Optimus Swift (GT540) |
3800 |
600 |
320x480 |
3 |
512 |
256 |
SE |
Xperia Mini (ST15) |
3800 |
1000 |
320x480 |
3 |
1024 |
512 |
LG |
Optimus One (P500) |
3919 |
600 |
320x480 |
3.2 |
512 |
512 |
LG |
Optimus Pro |
3928 |
800 |
240x320 |
2.8 |
512 |
256 |
HTC |
Wildfire (Buzz, Mocha, A3333) |
3999 |
528 |
240x320 |
3.2 |
512 |
384 |
LG |
Optimus Net (P690) |
4108 |
800 |
320x480 |
3.2 |
512 |
512 |
Samsung |
Galaxy Gio (S5660) |
4185 |
800 |
320x480 |
3.2 |
512 |
384 |
LG |
Optimus Hub (Univa) |
4195 |
800 |
320x480 |
3.5 |
512 |
512 |
SE |
Xperia X10 mini (E10i, Robyn) |
4195 |
600 |
240x320 |
2.55 |
512 |
256 |
Samsung |
Galaxy 3, 580, Taos (i5800) |
4500 |
667 |
240x400 |
3.2 |
512 |
256 |
Samsung |
Galaxy Ace+ (S7500) |
4550 |
1000 |
320x480 |
3.65 |
4096 |
512 |
LG |
Optimus Chic (E720) |
4550 |
600 |
320x480 |
3.2 |
512 |
512 |
Samsung |
Galaxy 551 (i5510) |
4577 |
667 |
240x400 |
3.2 |
512 |
512 |
Motrolola |
Liquid Mini E310 |
4600 |
600 |
320x480 |
3.2 |
512 |
512 |
HTC |
Wildfire S (Marvell) |
4777 |
600 |
320x480 |
3.2 |
512 |
512 |
Verzo |
Kinzo |
4799 |
1000 |
480x800 |
4.3 |
512 |
512 |
Samsung |
Galaxy Ace (S5830) |
4800 |
800 |
320x480 |
3.5 |
512 |
256 |
Motorola |
Defy mini |
4800 |
600 |
320x480 |
3.2 |
512 |
512 |
Samsung |
Galaxy Spica, Portal, Lite (i5700) |
4800 |
800 |
320x480 |
3.2 |
512 |
256 |
HTC |
Gratia (A6380, Liberty, Aria) |
4937 |
480 |
320x480 |
3.2 |
512 |
384 |
SE |
Xperia mini pro (SK17i, Mango) |
4944 |
1000 |
320x480 |
3 |
1024 |
320 |
Huawei |
Ideos X5 (U8800) |
4977 |
800 |
480x800 |
3.8 |
4096 |
512 |
HTC |
Salsa (C510e) |
4990 |
600 |
320x480 |
3.4 |
576 |
512 |
Huawei |
Boulder |
4998 |
528 |
240x320 |
2.6 |
512 |
256 |
ZTE |
Orange Monte Carlo (ZTE Skate) |
5177 |
800 |
480x800 |
4.3 |
512 |
512 |
Samsung |
Galaxy S (i9000) |
5300 |
1000 |
480x800 |
4 |
15600 |
512 |
Gigabyte |
GSmart G1315 |
5490 |
528 |
320x480 |
3.5 |
512 |
256 |
SE |
Xperia Active |
5500 |
1000 |
320x480 |
3 |
1024 |
512 |
Samsung |
Google Nexus One |
5750 |
1000 |
480x800 |
3.7 |
512 |
512 |
HTC |
Desire (A8181, Bravo) |
5999 |
1000 |
480x800 |
3.7 |
576 |
512 |
LG |
Optimus Black (P970) |
6000 |
1000 |
480x800 |
4 |
1908 |
512 |
SE |
Xperia Play |
6000 |
1000 |
480x854 |
4 |
|
|
LG |
Optimus Sol (Victor, E730) |
6000 |
1000 |
480x800 |
3.8 |
2048 |
512 |
Acer |
Liquid Metal S120 |
6061 |
800 |
480x800 |
3.6 |
512 |
512 |
Samsung |
Google Nexus S |
6200 |
1000 |
480x800 |
4 |
15600 |
512 |
HTC |
Desire Z (A7272, Vision) |
6200 |
800 |
480x800 |
3.7 |
1536 |
512 |
Samsung |
Galaxy W (i8150, Ancora) |
6200 |
1400 |
480x800 |
3.7 |
4096 |
512 |
SE |
Xperia Ray (ST18i) |
6344 |
1000 |
480x854 |
3.3 |
1024 |
512 |
Motorola |
Defy (MB525, Jordan) |
6377 |
800 |
480x854 |
3.7 |
1908 |
512 |
Motorola |
Defy + (MB526) |
6377 |
1000 |
480x854 |
3.7 |
1908 |
512 |
Samsung |
Galaxy XCover (S5690) |
6399 |
800 |
320x480 |
3.65 |
512 |
512 |
Gigabyte |
GSmart G1345 |
6490 |
800 |
320x480 |
3.5 |
512 |
512 |
HTC |
Evo 3D |
6500 |
1200 |
540x960 |
4.3 |
1024 |
1024 |
HTC |
Desire HD (Ace) |
6500 |
1000 |
480x800 |
4.3 |
1900 |
768 |
Huawei |
Honour (U8660) |
6500 |
1400 |
480x854 |
4 |
4096 |
512 |
SE |
Xperia Neo |
6590 |
1000 |
480x854 |
3.7 |
1024 |
512 |
HTC |
Legend (A6363) |
6784 |
600 |
320x480 |
3.2 |
512 |
384 |
Huawei |
Vision (U8850) |
6999 |
1000 |
480x800 |
3.7 |
2048 |
512 |
SE |
Xperia Arc (LT15i) |
7390 |
1000 |
480x854 |
4.2 |
1024 |
512 |
SE |
Xperia Pro (MK16i) |
7890 |
1000 |
480x854 |
3.7 |
1024 |
512 |
HTC |
Hero |
7975 |
528 |
320x480 |
3.2 |
288 |
512 |
SE |
Xperia Arc S (LT18i) |
8590 |
1400 |
480x854 |
4.2 |
1024 |
512 |
Samsung |
Xperia Live Walkman (WT19i) |
9700 |
1500 |
480x800 |
4.3 |
16000 |
1024 |
Motorola |
Droid Razr |
11800 |
1200 |
540x960 |
4.3 |
15600 |
1024 |
If Android emulator freezes at startup, try create new virtual device with smaller memory and cpu usage, or select older version of Android, or buy new pc with higher performance.

- open AVD MANAGER
- press Create Virtual Device
- select Device with small memory usage (e.g. 480x800 of resolution) - Next
- check - Show downloadable ....
- Download - lower version of system Android, select, press - Next
- check data, Show Advanced Settings, check Use host... and press Finish

If you do click on Rebuid project menu item, this operation maybe consume long time on slovly PC.
Some errors dismis when you do rebuild project, or module.
Try this:
Select module where contains red error code and press Debugg or Run button on Android Studio.
If module code contains errors, Android Studio show error report in gradle console.
If not, apk will installed on device.
This is 10 times faster than Clean - Rebuild all project.
Some errors dismis when you do rebuild project, or module.
Try this:
Select module where contains red error code and press Debugg or Run button on Android Studio.
If module code contains errors, Android Studio show error report in gradle console.
If not, apk will installed on device.
This is 10 times faster than Clean - Rebuild all project.
AdMob in Android emulator not visible?
You have to using some from this libraries:
GoogleAdMobAdsSdk-4.3.1.jar
GoogleAdMobAdsSdk-6.0.1.jar
GoogleAdMobAdsSdk-6.2.1.jar
AndroidManifest.xml
onCreate in your Activity.java
main.xml (res/layout)
You have to using some from this libraries:
GoogleAdMobAdsSdk-4.3.1.jar
GoogleAdMobAdsSdk-6.0.1.jar
GoogleAdMobAdsSdk-6.2.1.jar
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="//schemas.android.com/apk/res/android"
package="cz.okhelp.admob"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk android:minSdkVersion="13"
android:targetSdkVersion="16"/>
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<application android:icon="@drawable/ic_launcher" android:label="@string/app_name">
<meta-data
android:value="a14d932xxxxxxxx"
android:name="ADMOB_PUBLISHER_ID" />
<activity android:name=".AdmobActivity"
android:label="@string/app_name">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name="com.google.ads.AdActivity"
android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize" />
</application>
</manifest>
onCreate in your Activity.java
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
AdViw adView = new AdView(this, AdSize.BANNER, "a14d932xxxxxxxxx");//MY_AD_UNIT_ID
LinearLayout layout = (LinearLayout)findViewById(R.id.idReklamaLayout);
// Add the adView to it
layout.addView(adView);
// Initiate a generic request to load it with an ad
AdRequest adRequest = new AdRequest();
//adRequest.setTesting(true);
adRequest.setGender(AdRequest.Gender.MALE);
adView.loadAd(adRequest);
}
main.xml (res/layout)
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="//schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello" />
<LinearLayout xmlns:android="//schemas.android.com/apk/res/android"
android:id="@+id/idReklamaLayout"
android:orientation="vertical"
android:gravity="center"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="3" />
</LinearLayout>
Editace: 2013-12-09 10:38:25
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Url:is-nan-isnan-java-example