大约有 3,000 项符合查询结果（耗时：0.0270秒） [XML]
Get context of test project in Android junit test case
...dTest {
lateinit var instrumentationContext: Context
@Before
fun setup() {
instrumentationContext = InstrumentationRegistry.getInstrumentation().context
}
@Test
fun someTest() {
TODO()
}
}
If you want also app context run:
InstrumentationRegistry.get...
onTouchListener warning: onTouch should call View#performClick when a click is detected
...ureDetector)
@SuppressLint("ClickableViewAccessibility")
override fun onTouch(view: View?, event: MotionEvent?): Boolean {
val aux = super.onTouch(view, event)
tochedView = view
gestureDetector.onTouchEvent(event)
return aux
}
private inner class C...
How are echo and print different in PHP? [duplicate]
...and a ", 1, 2, 3; // comma-separated without parentheses
echo ("and a 123"); // just one parameter with parentheses
print() can only take one parameter:
print ("and a 123");
print "and a 123";
share
...
Removing numbers from string [closed]
...ng/regular expressions:
For Python 2:
from string import digits
s = 'abc123def456ghi789zero0'
res = s.translate(None, digits)
# 'abcdefghizero'
For Python 3:
from string import digits
s = 'abc123def456ghi789zero0'
remove_digits = str.maketrans('', '', digits)
res = s.translate(remove_digits)
...
Convert Long into Integer
...
Here are three ways to do it:
Long l = 123L;
Integer correctButComplicated = Integer.valueOf(l.intValue());
Integer withBoxing = l.intValue();
Integer terrible = (int) (long) l;
All three versions generate almost identical byte code:
0 ldc2_w <Long 123>...
Django set default form values
... value when calling form constructor:
form = JournalForm(initial={'tank': 123})
or set the value in the form definition:
tank = forms.IntegerField(widget=forms.HiddenInput(), initial=123)
share
|
...
Formatting a number with exactly two decimals in JavaScript
...); // Returns 1.27
This genericity also provides some cool stuff:
round(1234.5678, -2); // Returns 1200
round(1.2345678e+2, 2); // Returns 123.46
round("123.45"); // Returns 123
Now, to answer the OP's question, one has to type:
round(10.8034, 2).toFixed(2); // Returns "10.80"
round...
Adding a regression line on a ggplot
...formation about smoothing methods and formula you can find in help page of function stat_smooth() as it is default stat used by geom_smooth().
ggplot(data,aes(x.plot, y.plot)) +
stat_summary(fun.data=mean_cl_normal) +
geom_smooth(method='lm', formula= y~x)
If you are using the same x and y v...
Android dismiss keyboard
...otlin solution (mixing the various answers in thread)
Create an extension function (perhaps in a common ViewHelpers class)
fun Activity.dismissKeyboard() {
val inputMethodManager = getSystemService( Context.INPUT_METHOD_SERVICE ) as InputMethodManager
if( inputMethodManager.isAcceptingText...
Sequelize.js delete query?
...'s a destroy() method you can call on a record, for example:
Project.find(123).on('success', function(project) {
project.destroy().on('success', function(u) {
if (u && u.deletedAt) {
// successfully deleted the project
}
})
})
...