大约有 46,000 项符合查询结果（耗时：0.0506秒） [XML]
How to check if a string is a valid date
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DateTime.parse "123" rescue nil . This returns a real date.. May 3 2017
– baash05
Apr 5 '17 at 6:09
3
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How do I create a multiline Python string with inline variables?
...s not valid on legacy python versions (e.g. 2.4)
– Oz123
Nov 16 '12 at 10:12
If using curly braces, they need to be es...
Decimal separator comma (',') with numberDecimal inputType in EditText
...se an EditText with android:inputType="numberDecimal" and android:digits="0123456789.,".
Then add a TextChangedListener to the EditText with the following afterTextChanged:
public void afterTextChanged(Editable s) {
double doubleValue = 0;
if (s != null) {
try {
double...
How do you split and unsplit a window/view in Eclipse IDE?
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Alt + ASCII code + Ctrl then release Alt
Example: ASCII for '{' = 123, so press 'Alt', '1', '2', '3', 'Ctrl' and release 'Alt', effectively typing '{' while 'Ctrl' is pressed, to split vertically.
Example of vertical split:
PS:
The menu items Window>Editor>Toggle Split Editor we...
How to change the type of a field?
...now how you'd convert a string (think currency like '1.23') to the integer 123? I assume you'd have to parse it as a float or decimal, multiply it by 100, then save it as an integer, but I can't find the right docs to do this. Thanks!
– Brian Armstrong
Feb 23...
What to use as an initial version? [closed]
...ackage.json will behave different. docs.npmjs.com/misc/semver#caret-ranges-123-025-004 You can use 0.x instead of ^0. in package json for this scenario. Therefore, 1.x is a bit more easy to start and use.
– Sam
Mar 30 at 11:23
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Get controller and action name from within controller?
...ion" is a key and not the name of the action to be substituted (like "'Pass123' without the quotes" type of thing)? That is to say: would still be Values["action"] instead of Values["yourAction"]?
– MetalPhoenix
Apr 8 '15 at 12:42
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Bash array with spaces in elements
... answered Feb 1 '12 at 0:37
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How do I change the android actionbar title and icon
...getSupportActionBar().setDisplayShowTitleEnabled( true ); before setTitle("123");
– Jose Manuel Abarca Rodríguez
Apr 16 '15 at 17:03
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Fragment lifecycle - which method is called upon show / hide?
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123
Similar to activity lifecycle, Android calls onStart() when fragment becomes visible. onStop()...