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How can you undo the last git add?
...
So the real answer to
Can this programmer now unstage his last changes with some magical git command?
is actually: No, you cannot unstage just the last git add.
That is if we interpret the question as in the following situation:
Initial file:
void foo() {
}
ma...
Return positions of a regex match() in Javascript?
...] ) ;
_re.lastIndex = _chunk['index']+1 ;
}
return _pos ;
}
Now try
var _sentence = "What do doers want ? What do doers need ?" ;
var _word = "do" ;
console.log( _sentence.matching_positions( _word, 1, 0, 0 ) );
console.log( _sentence.matching_positions( _word, 1, 1, 0 ) );
You can...
How can I sort arrays and data in PHP?
...ion. The above sort and related functions work on simple values that they know how to compare and sort. PHP does not simply "know" what to do with a complex value like array('foo' => 'bar', 'baz' => 42) though; so you need to tell it.
To do that, you need to create a comparison function. That ...
How to get ID of the last updated row in MySQL?
...DATE table SET id=LAST_INSERT_ID(id), row='value' WHERE other_row='blah';. Now, SELECT LAST_INSERT_ID(); will return the updated id. See newtover's answer for more details.
– Joel
Jun 2 '14 at 14:35
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Why is using the JavaScript eval function a bad idea?
...val is currently and historically massively over-used by people who don't know what they're doing. That includes people writing JavaScript tutorials, unfortunately, and in some cases this can indeed have security consequences - or, more often, simple bugs. So the more we can do to throw a question m...
Creating default object from empty value in PHP?
...y the same thing which PHP is silently doing - unfortunatelly with warning now - implicit object creation. You should always check if the object already exists, unless you are absolutely sure that it doesn't. The code provided by Michael is no good in general, because in some contexts the object mig...
'git branch -av' showing remote branch that no longer exists
...r. In other words, your local repo is reporting all the branches that is knows about. These could be local branches (like 'master') or remote branches that it has fetched from a remote. Since the last fetch, the 'production' branch of the remote repo has changed, but your local repo does not know...
How to return only the Date from a SQL Server DateTime datatype
... The only downside I can see to your solution is that unless you know what it is doing it is a bit obtuse. Using the double convert method makes your intentions more obvious to futire code maintainers. BTW I have not downvoted you. I think I'll start using your method too. Thankyou @aku
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How to check if Receiver is registered in Android?
... Welcome to the dark side ;) I have three Android Studio open right now with 3 different projects… not sure what your multiple-project problem is, but I can assure you that it works with multiple projects. :)
– Martin Marconcini
Aug 16 '16 at 20:48
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Why can't I inherit static classes?
...air. In .Net everything inherits from object, and everyone is expected to know that. So static classes always inherit from object, whether you specify it explicitly or not.
– RenniePet
Feb 7 '18 at 9:10
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