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App Inventor 2 TaifunImage 拓展，图像高级处理功能，剪裁，压缩，翻转等 ...
...并Base64化
用于基本图像处理的图像扩展。
所需权限：android.permission.READ_EXTERNAL_STORAGE、android.permission.WRITE_EXTERNAL_STORAGE
属性
返回是否隐藏警告。
设置是否隐藏警告。
方法
调整A...
Not showing placeholder for input type=“date” field
...oveClass("full");
}
});
it works for me for mobile devices (Ios8 and android). But I used jquery inputmask for desktop with input text type. This solution it's a nice way if your code run on ie8.
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Place cursor at the end of text in EditText
....post( new Runnable({... et.setSel... to get in the queue. This is because android waits to do some layout stuff until a better time by posting so if you try to setSelection before the system is finished it will undo your work.
– MinceMan
Dec 7 '13 at 18:16
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How can I get the count of milliseconds since midnight for the current?
...time functionality is back-ported to Java 6 & 7 in ThreeTen-Backport.
Android
The ThreeTenABP project adapts ThreeTen-Backport (mentioned above) for Android specifically.
See How to use ThreeTenABP….
The ThreeTen-Extra project extends java.time with additional classes. This project is a ...
How to set selected item of Spinner by value, not by position?
...> adapter = ArrayAdapter.createFromResource(this, R.array.select_state, android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
mSpinner.setAdapter(adapter);
if (compareValue != null) {
int spinnerPosition = adapter.getPosition(co...
Converting pixels to dp
...I would recommand DisplayMetrics.DENSITY_DEFAULT instead of 160f developer.android.com/reference/android/util/…
– milcaepsilon
Jan 18 '16 at 13:56
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Navigation drawer - disable swipe
...yout.LOCK_MODE_UNLOCKED);
Here you can find more info about DrawerLayout: Android API - DrawerLayout
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How to convert a string Date to long millseconds
...PI also known as JSR-310, is so much nicer to work with. You can use it on Android through the ThreeTenABP, see this question: How to use ThreeTenABP in Android Project.
For most purposes I recommend using the milliseconds since the epoch at the start of the day in UTC. To obtain these:
DateTi...
Is char signed or unsigned by default?
... is signed, but you can modify that with -funsigned-char. note: for gcc in Android NDK, the default is unsigned. You can also explicitly ask for signed characters with -fsigned-char.
On MSVC, the default is signed but you can modify that with /J.
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How to remove/ignore :hover css style on touch devices
...er { color: inherit; }
}
Limitations: works only on iOS 9.0+, Chrome for Android or Android 5.0+ when using WebView. hover: hover breaks hover effects on older browsers, hover: none needs overriding all the previously defined CSS rules. Both are incompatible with mixed mouse & touch devices.
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