大约有 4,000 项符合查询结果（耗时：0.0165秒） [XML]
How to Create a circular progressbar in Android which rotates on it?
...e var centerY: Float = 0f
private var radius: Float = 0f
override fun onSizeChanged(w: Int, h: Int, oldw: Int, oldh: Int) {
centerX = w.toFloat() / 2
centerY = h.toFloat() / 2
radius = w.toFloat() / 2 - progressWidth
oval.set(centerX - radius,
...
What does “fragment” mean in ANTLR?
...BER will always return a NUMBER to the lexer, regardless of if it matched "1234", "0xab12", or "0777".
See item 3
share
|
improve this answer
|
follow
|
...
String.format() to format double in java
..."#,##0.00", decimalFormatSymbols);
System.out.println(decimalFormat.format(1237516.2548)); //1,237,516.25
Locale-based formatting is preferred, though.
share
|
improve this answer
|
...
How do you round to 1 decimal place in Javascript?
...turn Math.round(value * multiplier) / multiplier;
}
... usage ...
round(12345.6789, 2) // 12345.68
round(12345.6789, 1) // 12345.7
... defaults to round to nearest whole number (precision 0) ...
round(12345.6789) // 12346
... and can be used to round to nearest 10 or 100 etc...
round(12345....
How to programmatically set maxLength in Android TextView?
...
For those of you using Kotlin
fun EditText.limitLength(maxLength: Int) {
filters = arrayOf(InputFilter.LengthFilter(maxLength))
}
Then you can just use a simple editText.limitLength(10)
...
Update multiple rows in same query using PostgreSQL
...izable:
update test as t set
column_a = c.column_a
from (values
('123', 1),
('345', 2)
) as c(column_b, column_a)
where c.column_b = t.column_b;
You can add as many columns as you like:
update test as t set
column_a = c.column_a,
column_c = c.column_c
from (values
('12...
How to add Options Menu to Fragment in Android
... super.onCreateOptionsMenu(menu, inflater);
}
Kotlin:
override fun void onCreate(savedInstanceState: Bundle) {
super.onCreate(savedInstanceState)
setHasOptionsMenu(true)
}
override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
// TODO Add ...
How do I split a string on a delimiter in Bash?
...ring an array and implicitly "loop" over the delimited elements, calling a function on each:
myPubliMail() {
printf "Seq: %6d: Sending mail to '%s'..." $1 "$2"
# mail -s "This is not a spam..." "$2" </path/to/body
printf "\e[3D, done.\n"
}
mapfile < <(printf "%s\0" "$IN") -td \...
Grouping functions (tapply, by, aggregate) and the *apply family
Whenever I want to do something "map"py in R, I usually try to use a function in the apply family.
10 Answers
...
Extract digits from a string in Java
...cimal point, it removes the decimal point too. str = str.replaceAll("[^\\.0123456789]","");
– Aravindan R
Jan 10 '12 at 22:21
...