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Difference between this and self in self-type annotations?
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btw you can also do _: B => for the non-alias case for simplicity
– Creos
Jun 19 '19 at 17:29
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Differences between utf8 and latin1
...orted, the remnant not. For all characters, see en.wikipedia.org/wiki/Plane_(Unicode)
– BalusC
Jun 12 '12 at 11:01
2
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What's the state of the art in email validation for Rails?
...ou are interested, please write me on the github project : hallelujah/valid_email
– Hallelujah
May 19 '14 at 9:01
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how to make svn diff show only non-whitespace line changes between two revisions
...ow if is new for 1.6, but entry number 8 at akatombo.com/en/comments/ignore_whitespace_in_a_subversion_diff suggest that it is available since 1.4
– jrbjazz
Nov 16 '09 at 12:06
1
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How do I return rows with a specific value first?
... solution than the accepted answer in my opinion)
– a_horse_with_no_name
Sep 24 '13 at 20:49
2
Wo...
Excluding directories in os.walk
...ld a comprehension only for its side effects...
– 301_Moved_Permanently
Nov 5 '16 at 9:33
3
This ...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...nt = new Intent(context, MainActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP | Intent.FLAG_ACTIVITY_CLEAR_TOP);
return PendingIntent.getActivity(context, NON_ZERO_REQUEST_CODE, intent,
PendingIntent.FLAG_UPDATE_CURRENT);
}
Here FLAG_ACTIVITY_SINGLE_TOP opens existin...
How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
... @MaxGontar, your mysql solution rocks, thx. what if in your @_TestTable you remove row#1>: SELECT 1, 10, '2009-03-04', 'john', 399 , this is, what if you have a single row for a given home value? thx.
– egidiocs
Nov 11 '11 at 3:44
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How to detect if a variable is an array
...ype.toString,
strArray = Array.toString(),
jscript = /*@cc_on @_jscript_version @*/ +0;
// jscript will be 0 for browsers other than IE
if (!jscript) {
Array.isArray = Array.isArray || function (obj) {
return toString.call(obj) == "[object Array]";
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Android EditText delete(backspace) key event
...etect any key press
EDIT: A common mistake we are checking KeyEvent.KEYCODE_BACK for backspace, but really it is KeyEvent.KEYCODE_DEL (Really that name is very confusing! )
editText.setOnKeyListener(new OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, K...